Enrollment
315
Colorado · 2024-25 NCES data
2024-25 NCES data Other / mixed grade configuration NCES 080480000765
Jefferson County Open Secondary — Lakewood, CO
Federal NCES profile for Jefferson County Open Secondary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 37/100.
👥 Class size 40
🌟 Gifted program 70
🎓 Counselors 37
📋 Attendance 0
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Jefferson County School District No. R-1 · Colorado
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
21.0
Federal CCD staff survey
Students per teacher
15.1:1
vs 16.9:1 Colorado avg
-11% vs state
Student-teacher ratio in context
How Jefferson County Open Secondary compares with Colorado and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Jefferson County Open Secondary reports 315 enrolled students to the National Center for Education Statistics (NCES) alongside 21.0 full-time-equivalent teachers, producing a 15.1:1 student-teacher ratio. That figure sits 11% below the Colorado state mean of 16.9:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 5% lower, a useful calibration for families comparing districts across state lines.
Counselor coverage works out to roughly 315 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 40.6% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Jefferson County School District No. R-1 spends $16,228 per pupil district-wide, below the Colorado average of $20,949 and below the national average of $19,490. Revenue comes 55.3% from local sources (property taxes), 36.9% from the state, and 7.8% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 37/100 (F), calculated from 4 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Jefferson County Open Secondary compares
Cross-validating school-level NCES values against Colorado state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.1:1 | ▼ 11% | 16.9:1 | 15.9:1 |
| Enrollment | 315 | top 41% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Staffing depth
15.1:1
students per teacher
— 11% below state mean
Top 39% in Colorado — lower ratio than 61% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
40.6%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$16,228
per pupil, district-wide
— below Colorado avg of $20,949
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 315 students — the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 22 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 7.3 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 315 Top 41% in Colorado — larger than 59% of 1,923 state schools
Teachers (FTE) 21.0
Students per teacher 15.1:1 -11% vs state
Free-lunch eligible —
NCES ID 080480000765
Student demographics
White 73.3%
Hispanic or Latino 17.1%
Two or More 8.3%
Asian 0.6%
American Indian / Alaska Native 0.3%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 73.3% of enrollment.
Programs & staff
Gifted & talented Yes
Counselors (FTE) 1.0
Students per counselor 315:1
Discipline & special education
Chronically absent 40.6%
In-school suspensions 1
Out-of-school suspensions 22
Funding & spending
District-wide per-pupil expenditure for Jefferson County School District No. R-1, which includes Jefferson County Open Secondary.
$16,228
Per student
-23%
vs Colorado
Avg $20,949
-17%
vs U.S.
Avg $19,490
Revenue mix
Local 55.3%
State 36.9%
Federal 7.8%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Other Schools in This District
- Enrollment
- 1,923
- Students per teacher
- 20.4:1
- Enrollment
- 1,875
- Students per teacher
- 21.2:1
- Enrollment
- 1,808
- Students per teacher
- 19.8:1
- Enrollment
- 1,735
- Students per teacher
- 18.9:1
- Enrollment
- 1,710
- Students per teacher
- 19.6:1
Similar other schools in Lakewood
6 comparable other schools (grades Mixed) serving the same city.
Alameda International Junior/Senior High School
Standard public school
1,002 students 16.3:1 students per teacher
Addenbrooke Classical Grammar School
Standard public school
774 students 17.8:1 students per teacher
Astravo Online Academy Elementary School
Standard public school
645 students 47.8:1 students per teacher
Kendrick Lakes Elementary School
Standard public school
443 students 16.9:1 students per teacher
Jeffco Remote Learning Program
Standard public school
399 students 13.6:1 students per teacher
Foothills Elementary School
Standard public school
363 students 15.1:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Jefferson County Open Secondary
How many students attend Jefferson County Open Secondary?
Jefferson County Open Secondary has 315 students enrolled. It is a other school in LAKEWOOD, CO.
What is the student-teacher ratio at Jefferson County Open Secondary?
The student-teacher ratio at Jefferson County Open Secondary is 15.1:1, which is 11% lower than the Colorado average of 16.9:1 and 5% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Jefferson County Open Secondary?
The largest demographic group at Jefferson County Open Secondary is White at 73.3%. The school serves a diverse student body in LAKEWOOD, CO.
What is the Resource Investment Index for Jefferson County Open Secondary?
Jefferson County Open Secondary has a Resource Investment Index of 37/100 (F) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.