Olathe Northwest High School

Olathe Northwest High School is a heavily attended secondary school in Olathe, Kansas, overseen by Olathe. The school enrolls 1,958 students in grades 9 through 12. Compared to the state average of about 410 students per school, that is 378% above typical.

Across the 52 schools in Olathe (28,194 students total), Olathe Northwest High School accounts for its share of the district's footprint.

For racial and ethnic makeup, Olathe Northwest High School lists that 73% of the student body identifies as White. The remainder comes out to 10% Hispanic, 6% Black, 6% Asian, 4% multiracial.

On the resource side, The school lists 125 full-time-equivalent teachers, for a student-teacher ratio near 15.7:1. That figure is higher than the state norm's 11.9:1 average. About 15% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Johnson County runs at roughly 27%, so the school's eligibility rate is meaningfully below the surrounding baseline.

After controlling for student poverty, Olathe Northwest High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 55.2%, the actual is 44.1%, a residual of -11.1 points.

Around the school, Johnson County reports that median household earnings sit near $109,208, 58% of adults hold a bachelor's degree or higher, and the poverty rate sits near 3%. Olathe Northwest High School is one of 168 public schools in Johnson County (combined enrollment of about 93,598 students).

The closest other public school is Meadow Lane Elem, roughly 0.4 miles away. Counting just inside five miles, 8 other public schools cluster around Olathe Northwest High School. On composite proficiency, Olathe Northwest High School comes 8th of 9 in the immediate cluster, below the nearby-schools average of 59.6%.

Olathe Northwest High School operates from a bedroom-community location.

Looking at the recent track record. Looking back 7 years, enrollment at Olathe Northwest High School has remained close to its prior level, going from 2,007 students in 2018 to 1,958 in 2025. White enrollment moved from 79% to 73% across the same window. The student-to-teacher ratio narrowed from 17.0:1 in 2018 to 15.7:1 today.

On this page, members of the Olathe Northwest High School community share and discuss science fair prep, picture-day reminders, and bus-route questions. Anyone with firsthand experience at this school can post or comment.