Lyons Middle/Senior High School

Combined school·Grades 6-12 Lyons, Colorado·80540
Score
93.4/100
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#8
Among 113 Colorado combined schools
#1
In St. Vrain Valley School District No. Re1J
Top 8%
In Colorado

Score 93.4/100: better than 93% of Colorado combined schools on 2025-26 state tests. Schools are only compared with others of the same type in the same state. Score based on grades 3-8 only (no high school tests in our data). How we score schools

Performance (state tests, 2025-26)

% met or exceeded expectations on state tests in Colorado, all students. Colored bars are green when the school is at or above the average for similar Colorado schools.

English language arts
72%
Similar Colorado schools ≈ 44%, better than 96% of them
110 students tested
Math
51%
Similar Colorado schools ≈ 36%, better than 87% of them
117 students tested
Science
57%
Similar Colorado schools ≈ 36%, better than 88% of them
35 students tested
All Colorado schools (ELA / math)
45% / 38%
State average across every school type, 2025-26
All 10 published results by grade and test

As published by Colorado Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 6CMAS65.735
English language artsGrade 7CMAS83.336
English language artsGrade 8CMAS66.739
English language artsAll gradesCMAS71.8110
MathGrade 6CMAS48.739
MathGrade 7CMAS51.437
MathGrade 8CMAS53.741
MathAll gradesCMAS51.3117
ScienceGrade 8CMAS57.135
ScienceGrade 11CMASnot reported16

School profile

Grades
6-12
Students
352
Type
Combined school
Charter school
No
Program
Regular

Students

Enrollment
352
Typical combined school: 226
Free or reduced-price lunch
26%
Typical combined school: 49%

District and location

City
Boulder County

Contact

Address
100 MCCONNELL DRIVE
Lyons, CO 80540

"Typical" is the middle (median) combined school in Colorado. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby combined schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

Lyons Middle/Senior High School at a glance

Lyons Middle/Senior High School is a public combined school in Lyons, Colorado, serving grades 6-12. It is part of St. Vrain Valley School District No. Re1J. It has about 352 students (a typical Colorado combined school has 226). About 26% of students are eligible for free or reduced-price lunch, compared with 49% at a typical Colorado combined school, which is useful context when reading test results.

In 2025-26 state tests, 72% in English language arts (similar schools: 44%) and 51% in math (similar schools: 36%) reached the state standard (% met or exceeded expectations). On our score, which compares it only with other Colorado combined schools, it scores 93.4 out of 100: better than 93% of them, ranking #8 of 113. Its English language arts result fell by 5 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

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Page updated 2026-10-12.