Tournament Listing 2026-2027
Sort by tournament names or dates by clicking on the down arrow in that column.
| Host Name | Tournament (Count: 243) | Competition Date | Level | Division | State | Contact | |
|---|---|---|---|---|---|---|---|
| Highlands Virtual Invitational | Highlands Virtual Invitational | 10-03-26 | invitational | B | HI | pearlcityscioly@gmail.com | |
| Highlands Virtual Invitational | Highlands Virtual Invitational | 10-03-26 | invitational | C | HI | pearlcityscioly@gmail.com | |
| Northern Academy of the Arts | NAASO - Northern Academy of the Arts Science Olympiad | 10-05-26 | invitational | C | NY | acao@northernacademy.org | |
| Georgia SO Scrimmage | 2027 Georgia Scrimmage | 10-17-26 | invitational | B | GA | ||
| Georgia SO Scrimmage | 2027 Georgia Scrimmage | 10-17-26 | invitational | C | GA | ||
| LASA Science Olympiad | LASSO Satellite Invitational Div. B | 10-17-26 | invitational | B | TX | Monica Cong | lasa.scioly@gmail.com |
| LASA Science Olympiad | LASSO Satellite Invitational Div. C | 10-17-26 | invitational | C | TX | Monica Cong | lasa.scioly@gmail.com |
| IS98 Bay Academy | The Bay Academy Invitational | 10-24-26 | invitational | B | NY | Christopher Caputo | ccaputo2@schools.nyc.gov |
| Langham Creek Science Olympiad | Langham Creek Science Olympiad Invitational | 10-24-26 | invitational | C | TX | Andrew Tsai | andrew.tsai@cfisd.net |
| Science Olympiad Outreach at UGA | UGA Division C Invitational 2026 | 10-24-26 | invitational | C | GA | ugascienceolympiad@uga.edu | |
| Troy High School Science Olympiad | Troy Satellite Invitational B | 10-26-26 | invitational | B | CA (S) | Audrey Donn & Liran Zhu | sciolytroyhs@gmail.com |
| Brookwood Science Olympiad | BISOT B | 10-31-26 | invitational | B | GA | ||
| Rickards Science Olympiad | Rickards Invitational Div. B SATELLITE | 10-31-26 | invitational | B | FL | director@rsoi.org | |
| Rickards Science Olympiad | Rickards Invitational Div. C SATELLITE | 10-31-26 | invitational | C | FL | director@rsoi.org | |
| Arizona Science Olympiad | Safford Invitational - Div B | 11-04-26 | invitational | B | AZ | Kathy Hartley | kathy.hartley@tusd1.org |
| Arizona Science Olympiad | Safford Invitational - Div C | 11-04-26 | invitational | C | AZ | Kathy Hartley | kathy.hartley@tusd1.org |
| Bulls Science Olympiad | Bulls Science Olympiad Satellite Invitational Div B | 11-07-26 | invitational | B | FL | Bulls SciOly | bulls.scioly@gmail.com |
| Bulls Science Olympiad | Bulls Science Olympiad Satellite Invitational Div C | 11-07-26 | invitational | C | FL | Bulls SciOly | bulls.scioly@gmail.com |
| Dodgen-Walton Satellite | DW Satellite 2026 | 11-07-26 | invitational | B | GA | Doug Wolfe | douglas.wolfe@cobbk12.org |
| MHS and WWMS Science Olympiad | Mustang Invitational | 11-09-26 | invitational | B | IN | Erika Glombicki | wwscioly@gmail.com |
| MHS and WWMS Science Olympiad | Mustang Invitational | 11-09-26 | invitational | C | IN | Erika Glombicki | wwscioly@gmail.com |
| Colt-Hornet Invitational | Colt Hornet | 11-14-26 | invitational | C | MI | ||
| Dodgen-Walton Invitational | Dodgen-Walton In-Person 2026 | 11-14-26 | invitational | B | GA | Doug Wolfe | douglas.wolfe@cobbk12.org |
| Kansas Science Olympiad | O-town throw down | 11-14-26 | invitational | C | KS | Kristen White | kmwhite@olatheschools.org |
| Mason Science Olympiad | Mason Satellite Invitational B 26-27 | 11-14-26 | invitational | B | OH | Mason Invite | masoninvitational@gmail.com |
| Mason Science Olympiad | Mason Satellite Invitational C 26-27 | 11-14-26 | invitational | C | OH | Mason Invite | masoninvitational@gmail.com |
| Science Olympiad at UH | University of Houston Invitationals | 11-21-26 | invitational | C | TX | sciolyalumniatuh@gmail.com | |
| Dick Smith Memorial Invitational | Dick Smith Memorial Tournament | 11-30-26 | invitational | C | PA | bgauvin@pascioly.org | |
| Whale Science Olympiad Invitational | Whale Science Olympiad Invitational | 11-30-26 | invitational | B | NY | Keith Dai | vestalscienceolympiad@gmail.com |
| Whale Science Olympiad Invitational | Whale Science Olympiad Invitational | 11-30-26 | invitational | C | NY | Keith Dai | vestalscienceolympiad@gmail.com |
| Michigan Science Olympiad - Battle of the States | Battle of the States B | 12-01-26 | invitational | B | MI | ||
| Michigan Science Olympiad - Battle of the States | Battle of the States C | 12-01-26 | invitational | C | MI | ||
| Boyceville Science Olympiad Invitational | Boyceville Satellite Invitational B | 12-05-26 | invitational | B | WI | Andrew Hamm | andyha@boyceville.k12.wi.us |
| Boyceville Science Olympiad Invitational | Boyceville Satellite Invitational C | 12-05-26 | invitational | C | WI | Andrew Hamm | andyha@boyceville.k12.wi.us |
| Kansas Science Olympiad | Mill Valley HS Invitational-Schrodingers | 12-05-26 | invitational | C | KS | Chad Brown | cbrown@usd232.org |
| Mira Loma Science Olympiad | Mira Loma Invitational | 12-05-26 | invitational | B | CA (N) | Scott Martinez | scmartinez@sanjuan.edu |
| Mira Loma Science Olympiad | Mira Loma Invitational | 12-05-26 | invitational | C | CA (N) | Scott Martinez | scmartinez@sanjuan.edu |
| Northview Invitational | 2026 Northview Invitational | 12-05-26 | invitational | C | OH | ||
| Seven Lakes Invitational | Seven Lakes Invitational 26-27 | 12-05-26 | invitational | C | TX | Julie Irving | julieirving@katyisd.org |
| Brown Science Olympiad | Brown Science Olympiad Division B 2026-27 | 12-06-26 | invitational | B | RI | Kaitlyn Chan | scioly@brown.edu |
| Archimedean Science Olympiad | Archimedean Science Olympiad | 12-07-26 | invitational | B | FL | archimedean.invitational@gmail.com | |
| Bulldog Invitational | Bulldog Invitational | 12-12-26 | invitational | C | GA | Sarah Queary | squeary@forsyth.k12.ga.us |
| CVHS Invitational | GullSO 2027 | 12-12-26 | invitational | C | CA | ||
| Pocono Mountain School District | Pocono Mountain Invitational 2026 | 12-12-26 | invitational | B | PA | kwalters@pascioly.org | |
| Raymond Park/Carmel Invitational | Raymond Park Invitational Division B | 12-12-26 | invitational | B | IN | Luke Gobel | LGobel@warren.k12.in.us |
| Raymond Park/Carmel Invitational | Raymond Park Invitational Division C | 12-12-26 | invitational | C | IN | Luke Gobel | LGobel@warren.k12.in.us |
| South Windsor High School Invitational | South Windsor High School Invitational | 12-12-26 | invitational | C | CT | ||
| Sylvania Science Olympiad Div B | Sylvania Division B 2026 | 12-12-26 | invitational | B | OH | Rick Fuchs | rfuchs@sylvaniaschools.org |
| Bay Area Regional Science Olympiad | Bay Area Regional Tournament | 01-01-27 | regional | B | CA (N) | Letta Meyer | barsodirector@gmail.com |
| Bay Area Regional Science Olympiad | Bay Area Regional Tournament | 01-01-27 | regional | C | CA (N) | Letta Meyer | barsodirector@gmail.com |
| Tennessee Science Olympiad | Fisk Regional Div B | 01-02-27 | regional | B | TN (E) | bwallace@fisk.edu | |
| Bearden Invitational | Bearden Invitational | 01-09-27 | invitational | B | TN (E) | Margaret Kenny | margaret.kenny@knoxschools.org |
| Columbia Invitational | 2027 Capital Region Invitational | 01-09-27 | invitational | C | NY | ||
| Los Altos Science Olympiad | LASO Satellite Invitational B | 01-09-27 | invitational | B | CA (N) | team@lahscioly.org | |
| Los Altos Science Olympiad | LASO Satellite Invitational C | 01-09-27 | invitational | C | CA (N) | team@lahscioly.org | |
| Oak Valley Invitational | Oak Valley Invitational | 01-09-27 | invitational | B | CA (S) | Srinivasan Rajagopalan (Madu) | oakvalleyinvitational@gmail.com |
| River Ridge Science Olympiad | River Ridge Invitational | 01-09-27 | invitational | B | GA | Heather Bellini | heather.bellini@cherokeek12.net |
| Two Rivers Invitational | Two Rivers Invitational 2027 | 01-09-27 | invitational | B | PA | John Slocum | jslocum@sixbitsoftware.com |
| UCR Science Olympiad | 2027 UCR Highlander Invitational - Div B | 01-09-27 | invitational | B | CA (S) | deltasify@gmail.com | |
| UCR Science Olympiad | 2027 UCR Highlander Invitational - Div C | 01-09-27 | invitational | C | CA (S) | deltasify@gmail.com | |
| Florida State Science Olympiad | Northwestern Regional at FSU Panama City Campus (Division B) | 01-15-27 | regional | B | FL | Lenora Henderson | lenora.henderson@paec.org |
| AAH Science Team | AAH Satellite Invitational | 01-16-27 | invitational | C | TX | Heather Walter | heatherewalter@gmail.com |
| Brookwood Science Olympiad | BISOT C | 01-16-27 | invitational | C | GA | Matthew Meek | matthew.meek@gcpsk12.org |
| Munster Invitational | Koszut Invite | 01-16-27 | invitational | B | IN (W) | Erika Glombicki | wwscioly@gmail.com |
| Munster Invitational | Koszut Invite | 01-16-27 | invitational | C | IN (W) | Erika Glombicki | wwscioly@gmail.com |
| Science Olympiad at Penn State | SOAPS 2027 Invitational | 01-16-27 | invitational | C | PA | Selina Lin | syl5701@psu.edu |
| Horace Greeley Science Olympiad | Horace Greeley Satellite Invitational Division B 2026-2027 | 01-18-27 | invitational | B | NY | HG Invitational Organizers | hgscioly.invitational@gmail.com |
| Springhouse Science Olympiad | Springhouse Invitational 2027 | 01-18-27 | invitational | B | PA | springhousemsscioly@gmail.com | |
| Kansas Science Olympiad | Wilbur Invitational | 01-23-27 | invitational | B | KS | Tim Elsen | telsen@usd259.net |
| Northmont Science Olympiad Invitational | 2027 Northmont High School Science Olympiad Invitational | 01-23-27 | invitational | C | OH | Jessica Pahl | jessica.pahl@northmontschools.net |
| Alabama Science Olympiad | Elementary SciOly @ Auburn University | 01-30-27 | regional | AA | AL | Kristen Jackson | jacksk6@auburn.edu |
| Bulls Science Olympiad | Bulls Science Olympiad Invitational | 01-30-27 | invitational | B | FL | Bulls SciOly | bulls.scioly@gmail.com |
| Bulls Science Olympiad | Bulls Science Olympiad Invitational | 01-30-27 | invitational | C | FL | Bulls SciOly | bulls.scioly@gmail.com |
| High Desert Invitational | High Desert Invitational 2027 B | 01-30-27 | invitational | B | CA (S) | Raymond Stavers | bellscoach42@charter.net |
| High Desert Invitational | High Desert Invitational 2027 C | 01-30-27 | invitational | C | CA (S) | Raymond Stavers | bellscoach42@charter.net |
| Kansas Science Olympiad | Heights Div C Invitational | 01-30-27 | invitational | C | KS | Heather Kincaid | hkincaid@usd259.net |
| North Pocono Invitational | North Pocono Invitational 2027 | 01-30-27 | invitational | C | PA | scioly@npsd.org | |
| Solon Middle School Invitational | 2027 Solon DivB Science Olympiad Invitational | 01-30-27 | invitational | B | OH | Wei Huang | weihuang@solonboe.org |
| University of Alabama at Birmingham Science Olympiad | 2027 UAB Invitational Division B Tournament | 01-30-27 | invitational | B | AL | ||
| University of Alabama at Birmingham Science Olympiad | 2027 UAB Invitational Division C Tournament | 01-30-27 | invitational | C | AL | ||
| Camas Science Olympiad Invite | WSO B Invitational | 01-31-27 | invitational | B | WA | Lei Jiang | Statedirector@washingtonscienceolympiad.com |
| Dulles Science Olympiad Invitational | Dulles Invitational 2026 | 02-01-27 | invitational | B | TX | Dulles SciOly | dullesscienceolympiad@gmail.com |
| Dulles Science Olympiad Invitational | Dulles Invitational 2026 | 02-01-27 | invitational | C | TX | Dulles SciOly | dullesscienceolympiad@gmail.com |
| Indiana Science Olympiad | Valparaiso Regional | 02-06-27 | regional | B | IN | ||
| Indiana Science Olympiad | Valparaiso Regional | 02-06-27 | regional | C | IN | ||
| Kansas Science Olympiad | Hays Division B Regional | 02-06-27 | regional | B | KS | Tara Phelps-Durr | tlphelpsdurr@fhsu.edu |
| Kansas Science Olympiad | Hays Division C Regional | 02-06-27 | regional | C | KS | Tara Phelps-Durr | tlphelpsdurr@fhsu.edu |
| Mentor High Science Olympiad | Mentor High Invitational | 02-06-27 | invitational | B | OH | Mickey Pugh | Mentorinvitational@gmail.com |
| Mentor High Science Olympiad | Mentor High Invitational | 02-06-27 | invitational | C | OH | Mickey Pugh | Mentorinvitational@gmail.com |
| Northwestern Science Olympiad | Northwestern Science Olympiad Div B | 02-06-27 | invitational | B | IL | Northwestern SciOly | scienceolympiad@u.northwestern.edu |
| San Diego Regional SO | San Diego Regional | 02-06-27 | regional | A | CA (S) | Zoom Duong | zoom@scilympiad.com |
| San Diego Regional SO | San Diego Regional | 02-06-27 | regional | B | CA (S) | Zoom Duong | zoom@scilympiad.com |
| Silvercreek science Olympiad | Silvercreek SO Div B | 02-06-27 | invitational | B | CA (N) | ||
| Silvercreek science Olympiad | Silvercreek so Div C | 02-06-27 | invitational | C | CA (N) | ||
| Tennessee Science Olympiad | ChSCC Regional Div B | 02-06-27 | regional | B | TN (E) | Ian Beck | ian.beck@chattanoogastate.edu |
| Tennessee Science Olympiad | ChSCC Regional Div C | 02-06-27 | regional | C | TN (E) | Ian Beck | ian.beck@chattanoogastate.edu |
| Alabama Science Olympiad | B Division - Auburn University State Tournament | 02-13-27 | state | B | AL | jag0038@auburn.edu | |
| Brown Science Olympiad | Brown Science Olympiad Division C 2026-2027 | 02-13-27 | invitational | C | RI | Kaitlyn Chan | scioly@brown.edu |
| Cumberland Valley Science Olympiad | Eagle Invitational | 02-13-27 | invitational | B | PA | Christopher Irvin | cirvin@cvschools.org |
| Florida State Science Olympiad | Northern Regional at The University of Florida | 02-13-27 | regional | B | FL | Mustafa Bektas | ufso.eboard@floridascienceolympiad.org |
| Florida State Science Olympiad | Southern Regional at University of Miami | 02-13-27 | regional | B | FL | Anurag Aka | umiamiscioly@gmail.com |
| Florida State Science Olympiad | Southern Regional University of Miami | 02-13-27 | regional | B | FL | Anurag Aka | umiamiscioly@gmail.com |
| Florida State Science Olympiad | Northern Regional at The University of Florida | 02-13-27 | regional | C | FL | Mustafa Bektas | ufso.eboard@floridascienceolympiad.org |
| Florida State Science Olympiad | Southern Regional University of Miami | 02-13-27 | regional | C | FL | Anurag Aka | umiamiscioly@gmail.com |
| Hudson Middle School (OH) Science Olympiad | Hudson President's Day Invitational | 02-13-27 | invitational | B | OH | Jordan Renna | hmsscienceolympiad@hudson.k12.oh.us |
| Indiana Science Olympiad | Purdue Northwest Div B | 02-13-27 | regional | B | IN | Adam Rengstorf | adamwr@pnw.edu |
| Indiana Science Olympiad | Purdue Northwest Div C | 02-13-27 | regional | C | IN | Adam Rengstorf | adamwr@pnw.edu |
| Ohio University Science Olympiad | Ohio University Invitational C | 02-13-27 | invitational | C | OH | Tristan Rieman | tr183922@ohio.edu |
| Science Olympiad at the University of Pennsylvania | The Eleventh Penn Invitational | 02-13-27 | invitational | C | PA | pennscienceolympiad@gmail.com | |
| Tennessee Science Olympiad | Ravenwood Regional Div C | 02-13-27 | regional | C | TN (E) | tnsoboard@gmail.com | |
| Alabama Science Olympiad | C Division - UofA State Tournament | 02-20-27 | state | C | AL | Leslie Jones | ljones@eng.ua.edu |
| Allendale Science Olympiad Invitational | AHS Science Olympiad Invitational | 02-20-27 | invitational | B | MI | Allendale High School | hsscienceolympiad@apsfalcons.net |
| Allendale Science Olympiad Invitational | AHS Science Olympiad Invitational | 02-20-27 | invitational | C | MI | Allendale High School | hsscienceolympiad@apsfalcons.net |
| Carnegie Mellon Science Olympiad | CMU Science Olympiad Invitational 2027 | 02-20-27 | invitational | C | PA | Emir Naduvil | cmuscioly@gmail.com |
| Florida State Science Olympiad | Eastern Regional at Stetson University | 02-20-27 | regional | B | FL | Brian Innes | bwinnes@volusia.k12.fl.us |
| Florida State Science Olympiad | Southwestern Regional Div B | 02-20-27 | regional | B | FL | ||
| Florida State Science Olympiad | Mt. Olympus High School Invitational | 02-20-27 | invitational | C | FL | Samuel Davis | samuel.davis@ocps.net |
| Florida State Science Olympiad | Southwestern Regional Div C | 02-20-27 | regional | C | FL | ||
| Florida State Science Olympiad | East Regional at Stetson University | 02-20-27 | regional | C | FL | Brian Innes | bwinnes@volusia.k12.fl.us |
| Indiana Science Olympiad | Butler 2026 Division B | 02-20-27 | regional | B | IN | Marva Meadows | mmeadows@butler.edu |
| Indiana Science Olympiad | Manchester University B | 02-20-27 | regional | B | IN | ||
| Indiana Science Olympiad | Ivy Tech Lafayette 2026 Division B | 02-20-27 | regional | B | IN | Soma Mukhopadhyay Soma Mukhopadhyay | smukhopadhyay@ivytech.edu |
| Indiana Science Olympiad | Ivy Tech Lafayette 2026 Division C | 02-20-27 | regional | C | IN | Soma Mukhopadhyay Soma Mukhopadhyay | smukhopadhyay@ivytech.edu |
| Indiana Science Olympiad | Butler 2026 Division C | 02-20-27 | regional | C | IN | Marva Meadows | mmeadows@butler.edu |
| Indiana Science Olympiad | Manchester University C | 02-20-27 | regional | C | IN | ||
| Kansas Science Olympiad | Wichita Regional at Andover | 02-20-27 | regional | B | KS | Amy Rech | Recha@usd385.org |
| Kansas Science Olympiad | Wichita Regional at Andover | 02-20-27 | regional | C | KS | Amy Rech | Recha@usd385.org |
| Missouri Science Olympiad | Regionals Div 5 | 02-20-27 | regional | C | MO | Cynthia Bolon | bolonc@mst.edu |
| Mount Vernon Science Olympiad | Mount Vernon Division B Satellite | 02-20-27 | invitational | B | IA | ||
| Mount Vernon Science Olympiad | Mount Vernon Division C Satellite Tournament | 02-20-27 | invitational | C | IA | ||
| Northwestern Science Olympiad | Northwestern Science Olympiad Div C | 02-20-27 | invitational | C | IL | ||
| Oklahoma Science Olympiad | 2027 OKSciOly East Division B Tournament | 02-20-27 | regional | B | OK | Amy Tankersley | atankersley@uco.edu |
| Oklahoma Science Olympiad | 2027 OKSciOly East Division C Tournament | 02-20-27 | regional | C | OK | Amy Tankersley | atankersley@uco.edu |
| Science Olympiad at Pitt | 2027 Pitt Invitational | 02-20-27 | invitational | B | PA | pittscioly@gmail.com | |
| Sylvania Southview Invitational | Sylvania Southview Invitational | 02-20-27 | invitational | C | OH | Joseph Duffey | jduffey@sylvaniaschools.org |
| Tennessee Science Olympiad | UoM Regional Div B | 02-20-27 | regional | B | TN (E) | ||
| Tennessee Science Olympiad | MTSU Regional Div B | 02-20-27 | regional | B | TN (E) | Kevin Ragland | kevin.ragland@mtsu.edu |
| Tennessee Science Olympiad | UoM Regional Div C | 02-20-27 | regional | C | TN (E) | ||
| Tennessee Science Olympiad | MTSU Regional Div C | 02-20-27 | regional | C | TN (E) | Kevin Ragland | kevin.ragland@mtsu.edu |
| Pennsylvania Science Olympiad | Southwestern Regional Tournament B | 02-26-27 | regional | B | PA | Steven Brooks | sbrooks@pascioly.org |
| Pennsylvania Science Olympiad | Southwestern Regional Tournament C | 02-26-27 | regional | C | PA | Steven Brooks | sbrooks@pascioly.org |
| Arizona Science Olympiad | North Central Regional - Div B | 02-27-27 | regional | B | AZ | Shelli Powell | spowell@ranchosolano.com |
| Arizona Science Olympiad | North Central Regional - Div C | 02-27-27 | regional | C | AZ | Shelli Powell | spowell@ranchosolano.com |
| Colorado Science Olympiad | Southern Regional B | 02-27-27 | regional | B | CO | Tim Lundt | southcoscio@gmail.com |
| Colorado Science Olympiad | Southern Regional C | 02-27-27 | regional | C | CO | Tim Lundt | southcoscio@gmail.com |
| Florida State Science Olympiad | Southeastern Regional at Florida Atlantic University | 02-27-27 | regional | B | FL | Tim Theisen | ttheisen@fau.edu |
| Florida State Science Olympiad | Southeastern Regional at Florida Atlantic University | 02-27-27 | regional | C | FL | Tim Theisen | ttheisen@fau.edu |
| Kansas Science Olympiad | Northeast KS Division B Regional | 02-27-27 | regional | B | KS | kansassscienceolympiad@wichita.edu | |
| Kansas Science Olympiad | Northeast KS Division C Regional | 02-27-27 | regional | C | KS | kansassscienceolympiad@wichita.edu | |
| Massachusetts State Science Olympiad | Eastern Regional | 02-27-27 | regional | C | MA | ||
| Missouri Science Olympiad | Regionals Div 2 | 02-27-27 | regional | C | MO | Brian Lamp | blamp@truman.edu |
| Pennsylvania Science Olympiad | Northwest Regional Tournament B | 02-27-27 | regional | B | PA | ||
| Pennsylvania Science Olympiad | Northwest Regional Tournament C | 02-27-27 | regional | C | PA | ||
| Science Olympiad at Berkeley | Science Olympiad @ Berkeley | 02-27-27 | invitational | B | CA (N) | Vianna Loam | v.loam@berkeley.edu |
| Tennessee Science Olympiad | Roane State Regional Div B | 02-27-27 | regional | B | TN (E) | ||
| Washington Science Olympiad | Regional Tournament - Southwest (Division B) | 02-27-27 | regional | B | WA | Lei Jiang | statedirector@washingtonscienceolympiad.com |
| Washington Science Olympiad | Regional Tournament - Southwest (Division C) | 02-27-27 | regional | C | WA | Lei Jiang | statedirector@washingtonscienceolympiad.com |
| Alabama Science Olympiad | Elementary SciOly @ Jacksonville State University | 03-05-27 | regional | AA | AL | Natasha Scott | nlscott@jsu.edu |
| Arizona Science Olympiad | Southern Regional - Div B | 03-06-27 | regional | B | AZ | Michael Frank | frankm@vailschooldistrict.org |
| Arizona Science Olympiad | Southern Regional - Div C | 03-06-27 | regional | C | AZ | mfrank@vailschooldistrict.org | |
| Colorado Science Olympiad | Northern Regional B | 03-06-27 | regional | B | CO | Mando Ramirez | nocoscio@gmail.com |
| Colorado Science Olympiad | Northern Regional C | 03-06-27 | regional | C | CO | Mando Ramirez | nocoscio@gmail.com |
| Delaware Science Olympiad | Delaware 2027 Div C | 03-06-27 | state | C | DE | ||
| Florida State Science Olympiad | Central Regional | 03-06-27 | regional | B | FL | Andrew HAYES | andrewrhayes920@gmail.com |
| Florida State Science Olympiad | Western Regional | 03-06-27 | regional | B | FL | amagrath@hccfl.edu | |
| Florida State Science Olympiad | Central Regional | 03-06-27 | regional | C | FL | Andrew HAYES | andrewrhayes920@gmail.com |
| Florida State Science Olympiad | Western Regional | 03-06-27 | regional | C | FL | amagrath@hccfl.edu | |
| Fresno County Regional Science Olympiad | 2027 Fresno Regional B | 03-06-27 | regional | B | CA (N) | ||
| Fresno County Regional Science Olympiad | 2027 Fresno Regional C | 03-06-27 | regional | C | CA (N) | ||
| Kentucky Science Olympiad | 2027 Lexington Regional B | 03-06-27 | regional | B | KY (E) | ||
| Kentucky Science Olympiad | 2027 Lexington Regional C | 03-06-27 | regional | C | KY (E) | ||
| Maryland Science Olympiad | MSO Regional Div B Baltimore | 03-06-27 | regional | B | MD | Kate McGuire | kate_m_mcguire@ymail.com |
| Massachusetts State Science Olympiad | Masachusetts Middle School State Science Olympiad | 03-06-27 | regional | B | MA | Brian Niece | bniece@assumption.edu |
| Massachusetts State Science Olympiad | Western Regional | 03-06-27 | regional | C | MA | ||
| Oklahoma Science Olympiad | 2027 OKSciOly West Division B Tournament | 03-06-27 | regional | B | OK | Amy Tankersley | atankersley@uco.edu |
| Oklahoma Science Olympiad | 2027 OKSciOly West Division C Tournament | 03-06-27 | regional | C | OK | Amy Tankersley | atankersley@uco.edu |
| Sacramento Regional Science Olympiad | Sacramento Regional B | 03-06-27 | regional | B | CA (N) | James Hill | jdhill@sanjuan.edu |
| Sacramento Regional Science Olympiad | Sacramento Regional C | 03-06-27 | regional | C | CA (N) | James Hill | jdhill@sanjuan.edu |
| Tennessee Science Olympiad | ETSU Regional Div B | 03-06-27 | regional | B | TN (E) | HENSONG@mail.etsu.edu | |
| Tennessee Science Olympiad | ETSU Regional Div C | 03-06-27 | regional | C | TN (E) | HENSONG@mail.etsu.edu | |
| Washington Science Olympiad | Regional NW-B-Seattle | 03-06-27 | regional | B | WA | Scott McComb | Scott.McComb@highlineschools.org |
| Alabama Science Olympiad | Elementary SciOly @ University of West AL | 03-09-27 | regional | AA | AL | Chet Nicklas | cnicklas@uwa.edu |
| Pennsylvania Science Olympiad | Central East Regional Tournament B | 03-09-27 | regional | B | PA | ||
| Pennsylvania Science Olympiad | Central East Regional Tournament C | 03-09-27 | regional | C | PA | ||
| Pennsylvania Science Olympiad | Northeast Regional Tournament B | 03-10-27 | regional | B | PA | Tim Sichler | tsichler@pascioly.org |
| Pennsylvania Science Olympiad | Northeast Regional Tournament C | 03-10-27 | regional | C | PA | Tim Sichler | tsichler@pascioly.org |
| Pennsylvania Science Olympiad | Southeast Regional Tournament B | 03-12-27 | regional | B | PA | ||
| Pennsylvania Science Olympiad | Southeast Regional Tournament C | 03-12-27 | regional | C | PA | ||
| Florida Elementary Science Olympiad | Central West Science Olympiad Tournament | 03-13-27 | invitational | A | FL | Shelley Modaff | shelley@floridascienceolympiad.org |
| Santa Clara County Regional Science Olympiad | Santa Clara County Regional Science Olympiad | 03-13-27 | regional | B | CA (N) | Isaac Newton | sccscioly@gmail.com |
| Santa Clara County Regional Science Olympiad | Santa Clara County Regional Science Olympiad | 03-13-27 | regional | C | CA (N) | Isaac Newton | sccscioly@gmail.com |
| Washington Science Olympiad | Regional Tournament - Eastern (Division B) | 03-13-27 | regional | B | WA | Marla Haugen | mhaugen@psd267.org |
| Washington Science Olympiad | Regional NW (Division C) - UW | 03-13-27 | regional | C | WA | Scott McComb | scott.mccomb@g.highlineschools.org |
| Washington Science Olympiad | Regional Tournament - Eastern (Division C) | 03-13-27 | regional | C | WA | Marla Haugen | mhaugen@psd267.org |
| Badger Invitational | Badger Invitational B | 03-20-27 | invitational | B | WI | William Noguera | williamwianno@gmail.com |
| Badger Invitational | Badger Invitational C | 03-20-27 | invitational | C | WI | William Noguera | williamwianno@gmail.com |
| Delaware Science Olympiad | Delaware 2027 Div B | 03-20-27 | state | B | DE | ||
| Kentucky Science Olympiad | 2027 Louisville Regional B | 03-20-27 | regional | B | KY (E) | ||
| Kentucky Science Olympiad | 2027 Louisville Regional C | 03-20-27 | regional | C | KY (E) | ||
| Massachusetts State Science Olympiad | Massachusetts High School State Science Olympiad | 03-20-27 | state | C | MA | Martha Moore | moore944@gmail.com |
| Pennsylvania Science Olympiad | Central Regional Tournament B | 03-20-27 | regional | B | PA | ||
| Pennsylvania Science Olympiad | Central Regional Tournament C | 03-20-27 | regional | C | PA | ||
| San Diego Regional SO | San Diego Regional | 03-20-27 | regional | C | CA (S) | Zoom Duong | zoom@scilympiad.com |
| Washington Science Olympiad | Regional NW-B-East | 03-20-27 | regional | B | WA | Lei Jiang | statedirector@washingtonscienceolympiad.com |
| Bismarck State College Science Olympiad | Bismarck State College SO Regional 2027 | 03-25-27 | regional | B | ND | ||
| Bismarck State College Science Olympiad | Bismarck State College SO Regional 2027 | 03-25-27 | regional | C | ND | ||
| Colorado Science Olympiad | Colorado State Tournament B | 03-27-27 | state | B | CO | PikesPeak StateCollege | coscioly@outlook.com |
| Colorado Science Olympiad | Colorado State Tournament C | 03-27-27 | state | C | CO | PikesPeak StateCollege | coscioly@outlook.com |
| Arizona Science Olympiad | Arizona State Finals - Div C | 04-03-27 | state | C | AZ | Reina Gomez | director@azscienceolympiad.org |
| District of Columbia | State Tournament 2027 | 04-03-27 | state | B | DC | ||
| District of Columbia | State Tournament 2027 | 04-03-27 | state | C | DC | ||
| Florida Elementary Science Olympiad | Florida's First Coast Science Olympiad | 04-03-27 | invitational | A | FL | Shelley Modaff | shelley@floridascienceolympiad.org |
| Missouri Science Olympiad | Missouri Science Olympiad State Tournament | 04-03-27 | state | B | MO | Gregory Spiegel | gspiegel@missouriso.org |
| Missouri Science Olympiad | Missouri Science Olympiad State Tournament | 04-03-27 | state | C | MO | Gregory Spiegel | gspiegel@missouriso.org |
| Florida Elementary Science Olympiad | Orange County Public Schools | 04-10-27 | invitational | A | FL | Pamela Eck | pamela.eck@ocps.net |
| Florida State Science Olympiad | Florida Science Olympiad State Tournament | 04-10-27 | state | B | FL | Aaron Johnson | aaron@floridascienceolympiad.org |
| Florida State Science Olympiad | Florida Science Olympiad State Tournament | 04-10-27 | state | C | FL | Bulls SciOly | bulls.scioly@gmail.com |
| Kansas Science Olympiad | Kansas Science Olympiad Division B | 04-10-27 | state | B | KS | kansassscienceolympiad@wichita.edu | |
| Kansas Science Olympiad | Mock Invitational - B IGNORE | 04-10-27 | invitational | B | KS | Susan McCoy@wichita.edu | |
| Kansas Science Olympiad | Kansas Science Olympiad Division C | 04-10-27 | state | C | KS | kansassscienceolympiad@wichita.edu | |
| Kentucky Science Olympiad | 2027 State Tournament B | 04-10-27 | state | B | KY (E) | ||
| Kentucky Science Olympiad | 2027 State Tournament C | 04-10-27 | state | C | KY (E) | ||
| Oklahoma Science Olympiad | Division B 2027 Oklahoma Science Olympiad State Tournament | 04-10-27 | state | B | OK | Amy Tankersley | atankersley@uco.edu |
| Oklahoma Science Olympiad | Division C 2027 Oklahoma Science Olympiad State Tournament | 04-10-27 | state | C | OK | Amy Tankersley | atankersley@uco.edu |
| Rhode Island Science Olympiad | Rhode Island Science Olympiad B | 04-10-27 | state | B | RI | James Magyar | jmagyar@ric.edu |
| Rhode Island Science Olympiad | Rhode Island Science Olympiad C | 04-10-27 | state | C | RI | James Magyar | jmagyar@ric.edu |
| Tennessee Science Olympiad | Tennessee State Tournament | 04-10-27 | state | B | TN (E) | Pre-College Programs UT | prep@utk.edu |
| Tennessee Science Olympiad | Tennessee State Tournament | 04-10-27 | state | C | TN (E) | Pre-College Programs UT | prep@utk.edu |
| Arizona Science Olympiad | AZ Sample Tournament - B | 04-12-27 | state | B | AZ | director@azsciolympiad.org | |
| Delaware Science Olympiad | Delaware 2027 Div A | 04-17-27 | state | A | DE | ||
| Florida Elementary Science Olympiad | Central Florida ESO | 04-17-27 | invitational | A | FL | Christine.leikness@osceolascience.org | |
| Indiana Science Olympiad | State Tournament | 04-17-27 | state | B | IN | Jeremy Gerber | gerberj@mcsin-k12.org |
| Indiana Science Olympiad | State Tournament | 04-17-27 | state | C | IN | Jeremy Gerber | gerberj@mcsin-k12.org |
| Maryland Science Olympiad | State Tournament MD, Div B | 04-17-27 | state | B | MD | ||
| Maryland Science Olympiad | State Tournament MD, Div C | 04-17-27 | state | C | MD | ||
| Washington Science Olympiad | State Tournament - Division B | 04-17-27 | state | B | WA | Lei Jiang | statedirector@washingtonscienceolympiad.com |
| Washington Science Olympiad | State Tournament - Division C | 04-17-27 | state | C | WA | Lei Jiang | statedirector@washingtonscienceolympiad.com |
| Arizona Science Olympiad | AZ Sample Tournament - C | 04-24-27 | state | C | AZ | Reina Gomez | director@azscienceolympiad.org |
| Florida Elementary Science Olympiad | Southeast Elementary Science Olympiad at FAU | 04-24-27 | invitational | A | FL | Tim Theisen | ttheisen@fau.edu |
| Maryland Science Olympiad | MSO Regional Div B East/West | 12-31-99 | regional | B | MD | ||
| Maryland Science Olympiad | MSO Regional Div C-03 (Eastern Region) | 12-31-99 | regional | C | MD | ||
| Maryland Science Olympiad | MSO Regional Div C-01 (Western Region) | 12-31-99 | regional | C | MD | ||
| Maryland Science Olympiad | MSO Regional Div C-02 (Central Region) | 12-31-99 | regional | C | MD |