2025-2026 Tournaments

Unless otherwise noted, all tournaments for the 2025-2026 season will be in person. As invitational registration becomes available, it will be added to this page!

State Tournament Regional Tournaments Invitationals Other Events

State Tournament

March 28th, 2026

Northridge High School*

Visit the website specifically for the State tournament which includes the tournament schedule!

*Starting in the 2025-2026 season, schools will be able to send up to 2 qualifying teams to the state competition. For questions related to this, please reach out to jlies@cps.k12.in.us

It should be noted that Northridge High School is only providing the venue. The state tournament is being run by the INSO Board of Directors.

Regional Tournaments

Below are the tentative dates and location for the 2026 season

February 7th, 2026 - University of Southern Indiana (Division B/C)

February 7th, 2026 - Manchester University (Division B/C)

February 14th, 2026 - IU Northwest (Division B/C)

February 21st, 2025 - Butler (Division B/C)

February 28th, 2026 - Ivy Tech, Lafayette (Division B/C)

February 28th, 2026 - Valparaiso (Division B/C)

Invitationals

November 8th - 16th, 2025

Munster Invitational (Division B/C - Virtual Only, No Build Events)

November 22th, 2025

Northridge Invitational (Division B/C)

December 06th, 2025

Whiting Invitational (Division C) - Registration is not currently live, check back in soon!

December 13th, 2025

Raymond Park Intermediate Middle School (Division B/C)

January 10th, 2026

Ivy Tech (Division B/C) - Registration is not currently live, check back in soon!

January 17th, 2026

Crown Point Invitational (Division B/C)

January 24th, 2026

Fighting Irish Science Olympiad Invitational at Notre Dame (Division C) - Registration is not currently live, check back in soon!

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January 31st, 2026

Purdue (Division B/C) - Registration is not currently live, check back in soon!

Marian University (Division B/C) - This will ONLY be for schools part of the Archdiocese of Indianapolis. Registration is not currently live, check back in soon!