Thornton High School

Regular School · THORNTON, CO

Thornton High School is a regular school school in THORNTON, Colorado, serving grades 09–12 with 1,439 students enrolled (SY 2024-2025). The student-teacher ratio is 16.3:1.

Level

High

Grades

09 – 12

Enrollment

1,439

Teachers (FTE)

88.0

Student–Teacher Ratio

16.3:1

Status

Open

Lunch Program Participation

Yes under Community Eligibility Option (CEO)

Student Demographics (SY 2024-2025)

Race / Ethnicity	Students	Share
Hispanic/Latino	1,026	71%
White	218	15%
Asian	139	10%
Two or more races	23	2%
Black or African American	22	2%
American Indian / Alaska Native	6	0%
Not Specified	4	0%
Native Hawaiian / Pacific Islander	1	0%
Total enrollment	1,439	781M / 654F

English Language Learners: 268 (19% of enrollment) · SY 2021–22

Academic Performance (SY 2021-2022)

Metric	This School	State Avg	Tested
Math Proficiency	6.0% -26.2pp	32.2%	309
Reading Proficiency	28.0% -27.2pp	55.2%	309
Science Proficiency	5.0%	—	309
4-Year Graduation Rate	78.0%	—

Source: EDFacts, SY 2020–2021. Suppressed values (e.g. <=10%) indicate fewer than the minimum reportable threshold.

Programs & Discipline

AP Courses

Yes (5)

88 students enrolled

Gifted & Talented

Program offered

42 students enrolled

SAT/ACT Takers

280

students tested · SY 2021–22

Out-of-School Suspensions

134

9.3% of enrollment · SY 2021–22

Chronically Absent

849

59% of enrollment · SY 2019–20

Source: Civil Rights Data Collection (CRDC), Office for Civil Rights & EDFacts.

Lunch Program (SY 2024-2025)

Category	Students	% of School
Total enrollment (est.)	1,439	100%

Contact & Location

9351 WASHINGTON STREET

THORNTON, CO 80229

Phone: (720)972-4800

http://thorntonh.adams12.org

District

Adams 12 Five Star Schools

Per-pupil expenditure: $16,447

District enrollment: 35,747

Other Schools in District

Arapahoe Ridge Elementary School Elementary
Centennial Elementary School Elementary
Cherry Drive Elementary School Elementary
Coronado Hills Elementary School Elementary
Cotton Creek Elementary School Elementary
Coyote Ridge Elementary School Elementary
Eagleview Elementary School Elementary
Federal Heights Elementary School Elementary

View all 53 schools →

Related Data

Neighborhood demographics (ZIP 80229) → CensusDepth.com
Colorado population & income data → CensusDepth.com
Colorado teacher salaries → WageDepth.com

NCES ID

080690001192

Data sources: NCES CCD SY 2024-2025 (directory, staff, lunch), EDFacts SY 2020-21 (assessments), CRDC SY 2021-22 (programs & discipline), SEDA v6.0 (achievement estimates). Updated annually. NCES CCD