Monarch High School

As a substantial secondary school in LOUISVILLE, Colorado, Monarch High School works with 1,431 students from grades 9 through 12, one of the schools within Boulder Valley School District No. Re2. That puts it 128% bigger than the typical public school in Colorado, which averages around 627 students.

Across the 56 schools in Boulder Valley School District No. Re2 (27,988 students total), Monarch High School accounts for its share of the district's footprint.

Looking at the student body, Monarch High School lists that White students make up the majority at 77%. Beyond that, the school lists 11% Hispanic, 6% multiracial, 5% Asian. That composition is broadly in line with Boulder County as a whole.

Looking at the economic backdrop, Monarch High School logs 64 full-time-equivalent teachers, putting the student-to-teacher ratio at about 22.2:1. The state averages around 16.9:1, so this campus is higher than the state norm typical. About 16% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. By comparison, Boulder County runs at roughly 33%, so the school's eligibility rate is lower than the surrounding baseline.

With demographic context factored in, Monarch High School tracks the demographic baseline. The model predicts 56.9% given the school's FRL share; actual proficiency is 54.4%.

In the area at large, the surrounding county (Boulder County) records that median household income runs about $103,994, 64% of adults hold a bachelor's degree or higher, and the poverty rate sits near 4%. Monarch High School is one of 86 public schools in Boulder County (combined enrollment of about 42,200 students).

Nearest neighbor: Monarch K-8 School, around 0.1 miles off. Counting just inside five miles, 8 other public schools cluster around Monarch High School. On composite proficiency, Monarch High School comes 7th of 9 in the immediate cluster, below the nearby-schools average of 62.7%.

The school occupies a small-town site.

Five-year trend. Looking back 7 years, enrollment at Monarch High School has shrank 17%, going from 1,723 students in 2018 to 1,431 in 2025.

In the discussion threads here, posts here usually surface around open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.