STEM School Highlands Ranch
Highlands Ranch, CO · High School
STEM School Highlands Ranch is a high school in Highlands Ranch, CO with 1,498 students enrolled and a 70% proficiency rate. Part of Douglas County School District No. Re 1. NCES data from the U.S. Department of Education.
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About This School
STEM School Highlands Ranch is a high school (charter) located in Highlands Ranch, Colorado. The school serves 1,498 students. The student-to-teacher ratio is 20.2:1.
According to EDFacts assessment data, 70% of students meet grade-level proficiency standards in combined math and reading. The school reports a 90% graduation rate.
6% of students qualify for free or reduced-price lunch.
STEM School Highlands Ranch is part of the Douglas County School District No. Re 1 in Colorado.
How This School Compares
STEM School Highlands Ranch has 1,498 students enrolled, making it larger than the average school in Douglas County School District No. Re 1 (708 students). Its 70% proficiency rate is 7 percentage points above the district average of 62%. Compared to the Colorado state average of 51%, the school performs 18 points higher. The 20.2:1 student-teacher ratio is above the national average of 16:1.
Other Schools in Douglas County School District No. Re 1
Frequently Asked Questions
STEM School Highlands Ranch has 1,498 students enrolled. The student-to-teacher ratio is 20.2:1.
According to EDFacts data, 70% of students at STEM School Highlands Ranch meet grade-level proficiency standards in combined math and reading assessments.
STEM School Highlands Ranch has a 90% graduation rate, measuring the percentage of students who graduate within four years.
STEM School Highlands Ranch is part of the Douglas County School District No. Re 1 in Highlands Ranch, Colorado. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
For this entity, the underlying data on this page comes from NCES Common Core of Data and EDFacts. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to NCES Common Core of Data and EDFacts; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. public schools and districts with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: NCES Common Core of Data, 2026.