Summary:
Zip code 80120 in Littleton, Colorado, is served by a single high school, Heritage High School, which enrolls 1,748 students in grades 9 through 12. Heritage is a top-tier academic performer, ranked 31st out of 338 Colorado high schools for 2025–2026, placing it in the top 9% statewide with a 5-star rating. Its district, Littleton School District No. 6, is also a standout, ranked 8th of 115 districts in Colorado. Heritage's ranking has improved steadily from #36 in 2023–2024 to #34 in 2024–2025 and now #31, demonstrating consistent upward momentum. The school posts a strong 93.4% graduation rate, exceeding both the district (92.9%) and state (85.6%) averages.
Academically, Heritage outperforms the state by 18 to 26 percentage points across every subject and grade level tested. On the 2025–2026 SAT, 83% of 11th graders were proficient in Reading & Writing and 51% in Math, compared to state rates of 60% and 32%, respectively. PSAT 9 Reading & Writing proficiency reached 89% and PSAT 10 reached 88%, while math proficiency lagged at 66% and 57%. CMAS Science proficiency was 44.9%, down from 55.8% the prior year — a notable 11-point drop that mirrors a district-wide decline. Reading and writing proficiency is a clear strength, with a 32-point gap between SAT Reading & Writing and SAT Math.
Heritage's chronic absenteeism rate of 19.4% is above the district's 16.0% but well below the state's 28.4%, and may be worth monitoring. About 20% of students qualify for free/reduced lunch, reflecting a relatively advantaged socioeconomic profile compared to many Colorado schools. With a student-teacher ratio of 22.3-to-1, Heritage maintains a large but academically successful learning environment. Overall, Heritage High School is an excellent choice for families in zip code 80120, offering outstanding academic outcomes, a strong graduation rate, and consistent statewide recognition.
Thank you for your feedback!