- Enrollment
- 1,923
- Students per teacher
- 21.4:1
- Resource Index
- 32/100
Other / mixed grade configuration · Arvada, CO
Warder Elementary School
Federal NCES profile for Warder Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
2024-25 NCES dataOther / mixed grade configurationNCES 080480000796
👥 S:T ratio 14
🌟 Gifted program 70
📋 Attendance 52
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Warder Elementary School earns 45/100 on the Resource Investment Index, with class sizes larger than 91% of Colorado schools.
- #5 of 15
- schools in Arvada · Resource Index
- 45
- Resource Index · Typical
- 21.6:1
- large classes for Colorado
- 20.4%
- free-lunch eligible
Warder Elementary School has class sizes larger than 91% of Colorado schools. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Warder Elementary School ranks #5 of 15 schools in Arvada, CO.
School address
District: Jefferson County School District No. R-1 · Colorado
NCES ID 080480000796 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+54 students YoY
Warder Elementary School grew from 373 students in 2022-23 to 427 in 2023-24 (+14.5%).
Teacher FTE added 20.6 → 22.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+54 students YoY 080480000796 · Arvada, CO Other · SMALL · TRAD
432 enr · 21.6:1 · 20.4% lunch · RII 45
Nearest enrollment peer: Arvada West High School (1,923 students)
Warder Elementary School grew from 373 students in 2022-23 to 427 in 2023-24 (+14.5%). Teacher FTE added 20.6 → 22.9 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
Warder Elementary School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Arvada West Hi
Arvada West High School
1,923 students
- Ralston Valley
Ralston Valley Senior High School
1,875 students
- Chatfield High
Chatfield High School
1,808 students
- Lakewood High
Lakewood High School
1,735 students
- Columbine High
Columbine High School
1,710 students
- This school 432
Warder Elementary School
432 students
What this shows Warder Elementary School reports 432 students on the CCD universe file.
How Warder Elementary School compares
Warder Elementary School is a growing campus on CCD: ratios and free-lunch share vs Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 21.6:1 | ▲ 30% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 20.4% | ▼ 47% | 38.5% | 51.7% |
| Enrollment | 432 | top 38% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.6:1
Leaner classes than 11% of US schools, heavier class loads than most.
432
Bigger than 52% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
20.4%
free-lunch eligible
- 47% below the Colorado average of 38.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
21.6:1
students per teacher
- 30% above state mean
Top 91% in Colorado - lower ratio than 9% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
19.2%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$14,483
per pupil, district-wide
- below Colorado avg of $17,910
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
4
in-school suspensions + 3 out-of-school
Suspension rate: 0.9 per 100 students. Combined in-school and out-of-school rate: 1.6 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 71.8%
Hispanic or Latino 22.0%
Two or More 5.3%
Asian 0.5%
African American 0.2%
American Indian / Alaska Native 0.2%
Largest group: White at 71.8% of enrollment.
Student-body diversity index 43.3/100
Simpson diversity index - at 43.3, Warder Elementary School is less mixed than the Colorado school average of 47.1.
Programs
Gifted & talented Yes
District finance for Jefferson County School District No. R-1 reports $14,483 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Warder Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Arvada West High School | Larger | Similar economic need | Similar S:T ratio |
| Ralston Valley Senior High School | Larger | Lower economic need | Similar S:T ratio |
| Chatfield High School | Larger | Similar economic need | Lower S:T ratio |
| Lakewood High School | Larger | Higher economic need | Lower S:T ratio |
| Columbine High School | Larger | Similar economic need | Lower S:T ratio |
Comparisons are relative to Warder Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,875
- Students per teacher
- 21.6:1
- Resource Index
- 35/100
- Enrollment
- 1,808
- Students per teacher
- 20.1:1
- Resource Index
- 34/100
- Enrollment
- 1,735
- Students per teacher
- 17.4:1
- Resource Index
- 52/100
- Enrollment
- 1,710
- Students per teacher
- 19.9:1
- Resource Index
- 31/100
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~432 students)
Frequently asked questions about Warder Elementary School
How many students attend Warder Elementary School?
Warder Elementary School has 432 students enrolled. It is a public school in Arvada, CO. CCD year-over-year: 373 (2022-23) → 427 (2023-24), up 54.
What is the student-teacher ratio at Warder Elementary School?
The student-teacher ratio at Warder Elementary School is 21.6:1, which is 30% higher than the Colorado average of 16.6:1 and 38% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Warder Elementary School?
20.4% of students at Warder Elementary School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Warder Elementary School?
The largest demographic group at Warder Elementary School is White at 71.8% of enrollment, in Arvada, CO.
What is the Resource Investment Index for Warder Elementary School?
Warder Elementary School has a Resource Investment Index of 45/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Warder Elementary School rank among schools in Arvada?
By Resource Investment Index, Warder Elementary School ranks #5 of 15 schools in Arvada, CO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Arvada on the city page.
What other schools are in Jefferson County School District No. R-1?
Besides Warder Elementary School, Jefferson County School District No. R-1 also operates Arvada West High School (1,923 students), Ralston Valley Senior High School (1,875 students), and Chatfield High School (1,808 students). See the Jefferson County School District No. R-1 district page for the complete list.