Thunderridge High School

Located at 1991 WILDCAT RESERVE PARKWAY, in HIGHLANDS RANCH, Colorado, Thunderridge High School is a big 9-12 campus that hosts 1,820 students (grades 9 through 12), operated by Douglas County School District No. Re 1. Compared to the state average of about 627 students per school, that is 190% larger than typical.

Thunderridge High School is one of 89 schools operated by Douglas County School District No. Re 1, a district that hosts 61,550 students overall.

Demographically, Thunderridge High School shows that the largest single group is White, at 75% of enrollment. The remainder looks like 15% Hispanic, 5% multiracial, 3% Asian.

Looking at the economic backdrop, Thunderridge High School records 82 full-time-equivalent teachers, putting the student-to-teacher ratio at about 22.2:1. That figure is higher than the state norm's 16.9:1 average. About 12% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

After controlling for student poverty, Thunderridge High School is in the bottom 10% of Colorado public schools. The BeatsExpectations model predicts schools with this FRL share to land around 59.7%; Thunderridge High School posts 45.3%, -14.5 points below that line.

In the surrounding community, ACS estimates for Douglas County put the typical household earns roughly $149,594 per year, roughly 62% of adults have completed at least a four-year degree, and the poverty rate sits near 3%. In all, Douglas County runs 92 public schools (combined enrollment of about 63,841 students), of which Thunderridge High School is one.

Ranch View Middle School is the nearest neighboring public school, about 0.2 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Thunderridge High School. Ranking that nearby cluster on reported proficiency puts Thunderridge High School at 9th of 9; the average score across the group is 66.8%.

The school occupies a suburban site.

Looking at the recent track record. Over the past 7-year window, the student count fell 12%: 2,070 students in 2018 compared to 1,820 in 2025. Class-load math has rose: from 20.0:1 in 2018 to 22.2:1 in 2025.

On allk12, members of the Thunderridge 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.