Lyons Middle/Senior High School

Regular School · LYONS, CO

Lyons Middle/Senior High School is a regular school school in LYONS, Colorado, serving grades 06–12 with 344 students enrolled (SY 2024-2025). The student-teacher ratio is 14.4:1.

Level

High

Grades

06 – 12

Enrollment

344

Teachers (FTE)

23.9

Student–Teacher Ratio

14.4:1

Status

Open

Lunch Program Participation

Yes participating without using any Provision or the CEO

Student Demographics (SY 2024-2025)

Race / Ethnicity	Students	Share
White	294	85%
Hispanic/Latino	32	9%
Two or more races	15	4%
Black or African American	1	0%
Asian	1	0%
American Indian / Alaska Native	1	0%
Total enrollment	344	183M / 161F

English Language Learners: 4 (1% of enrollment) · SY 2021–22

Academic Performance (SY 2021-2022)

Metric	This School	State Avg	Tested
Math Proficiency	45-49%	32.2%	128
Reading Proficiency	70-74%	55.2%	89
Science Proficiency	40-44%	—	86
4-Year Graduation Rate	>=90%	—

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

Stanford Achievement Estimate

Pooled score across SY 2009–2022 (grades 3–8), expressed in grade levels relative to the national average. Positive = above average.

Overall (Math + ELA)

+0.42 grade levels

Math

+0.03 grade levels

Programs & Discipline

AP Courses

Yes (4)

61 students enrolled

Gifted & Talented

Program offered

52 students enrolled

SAT/ACT Takers

students tested · SY 2021–22

Out-of-School Suspensions

3.8% of enrollment · SY 2021–22

Chronically Absent

11.3% 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.)	344	100%

Contact & Location

100 MCCONNELL DRIVE

LYONS, CO 80540

Phone: (303)823-6631

District

St. Vrain Valley School District No. Re1J

Per-pupil expenditure: $15,935

District enrollment: 31,894

Other Schools in District

Alpine Elementary School Elementary
Aspen Ridge Preparatory School Elementary
Black Rock Elementary Elementary
Blue Mountain Elementary Elementary
Burlington Elementary School Elementary
Carbon Valley Academy Elementary
Centennial Elementary Elementary
Central Elementary School Elementary

View all 53 schools →

Related Data

Neighborhood demographics (ZIP 80540) → CensusDepth.com
Colorado population & income data → CensusDepth.com
Colorado teacher salaries → WageDepth.com

NCES ID

080537000912

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