Olathe Northwest is a member of the Kansas State High School Activities Association and offers a variety of sports programs.

Olathe Northwest achieved the Kansas State Department of Education "Standard of Excellence" for the 2011–12 school year.

In the 2003–04 season, the Ravens entered into regional play as the bottom seed and drew Mill Valley High School, the No.

The Ravens defeated Mill Valley in one of the biggest upsets in Kansas high school baseball history.

[6] The 2014–15 and 2016–17 bowling men's varsity team won the city competition, beating cross-town rivals Olathe North.

In 2017, the Raven boys' basketball team qualified for the state tournament for the first time in school history.

[8] The 2014 team had the program's first winning record and beat cross-town rival Olathe East for the first time in school history.

[12] In 2007, the team of Alex Parkinson and Jesi Egan won the two-speaker state championship in policy debate.

[16] At the 2014 NSDA National Tournament, senior Alaina Walberg was named the Phyllis Flory Barton Top Speaker in policy debate.