Sentinel High School

Sentinel High School, a high-enrollment 9-12 campus in Missoula, Montana, overseen by Missoula H S, enrolls 1,365 students, covering grades 9 through 12. Enrollment runs roughly 474% bigger than the state mean of about 238.

Sentinel High School is one of 5 schools operated by Missoula H S, a district that hosts 3,959 students overall.

On demographics, Sentinel High School reports that the student body is overwhelmingly White (87%). Beyond that, the school logs 5% Native American, 4% Hispanic. That mix tracks the wider county fairly closely.

On the income-and-resources front, Sentinel High School shows 83 full-time-equivalent teachers, putting the student-to-teacher ratio at about 16.4:1. Statewide, the average ratio sits near 11.3:1, putting Sentinel High School higher than the state norm the norm. About 33% of enrolled students meet the income threshold for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.

Zooming out to the county, ACS estimates for Missoula County put the typical household earns roughly $75,598 per year, 47% of adults hold a bachelor's degree or higher, and roughly 5% of residents live below the federal poverty line. Across Missoula County's 47 public schools (combined enrollment of about 14,099 students), Sentinel High School is one campus in the mix.

Nearest neighbor: Missoula Connect Academy MS, around 0.1 miles off. Counting just inside five miles, 8 other public schools cluster around Sentinel High School.

Sentinel High School operates from an urban location.

Trend over the last 7 years. Looking back 7 years, enrollment at Sentinel High School has edged up 10%, going from 1,243 students in 2018 to 1,365 in 2025.

On this page, recent activity here tends to focus on pickup logistics, teacher feedback, and after-school programs. The community welcomes input from current and former families.