Corvallis High School

Corvallis High School is one of the roomy senior highs in Corvallis, Montana, overseen by Corvallis K-12 Schools, with 406 students on its rolls from grades 9 through 12. Compared to the state average of about 238 students per school, that is 71% bigger than typical.

Across the 8 schools in Corvallis K-12 Schools (1,517 students total), Corvallis High School accounts for its share of the district's footprint.

Looking at the student body, Corvallis High School logs that the student body is overwhelmingly White (84%). The remainder reads as 8% Hispanic, 7% multiracial.

Looking at the economic backdrop, Staff filings list 27 full-time-equivalent teachers, which works out to roughly 15.0:1 students per teacher. The state averages around 11.3:1, so this campus is higher than the state norm typical. Around 40% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal. That share is south of Ravalli County's rate of about 50%.

In the surrounding community, community-level numbers for Ravalli County indicate median household income runs about $71,283, 29% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. Corvallis High School is one of 30 public schools in Ravalli County (combined enrollment of about 5,729 students).

The closest other public school is Edna Thomas School, roughly 0.1 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius.

Geographically, the school is in a small-town area.

Looking at the recent track record. Looking back 7 years, enrollment at Corvallis High School has decreased 18%, going from 493 students in 2018 to 406 in 2025. White enrollment moved from 90% to 84% across the same window. The student-to-teacher ratio fell from 16.2:1 in 2018 to 15.0:1 today.

Inside the community feed, recent activity here tends to focus on science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.