- Enrollment
- 1,923
- Students per teacher
- 21.4:1
- Resource Index
- 32/100
High school (grades 9-12) · Arvada, CO
Ralston Valley Senior High School
Federal NCES profile for Ralston Valley Senior High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 080480001797
👥 S:T ratio 14
🌟 Gifted program 70
🎓 Counselors 25
📋 Attendance 33
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ralston Valley Senior High School earns 35/100 on the Resource Investment Index, with class sizes larger than 91% of Colorado schools. It is also one of the largest schools in Colorado.
- #2 of 4
- high schools in Arvada · Resource Index
- 35
- Resource Index · Typical
- 21.6:1
- large classes for Colorado
- 8.8%
- free-lunch eligible
Ralston Valley Senior High School has class sizes larger than 91% of Colorado schools. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Ralston Valley Senior High School ranks #2 of 4 high schools in Arvada, CO.
School address
District: Jefferson County School District No. R-1 · Colorado
NCES ID 080480001797 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+32 students YoY
Ralston Valley Senior High School held near 1,875 students from 2022-23 to 2023-24 (+32 headcount).
Teacher FTE added 87.5 → 90.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+32 students YoY 080480001797 · Arvada, CO High · MID · TRAD
1,875 enr · 21.6:1 · 8.8% lunch · RII 35
Nearest enrollment peer: Arvada West High School (1,923 students)
Ralston Valley Senior High School held near 1,875 students from 2022-23 to 2023-24 (+32 headcount). Teacher FTE added 87.5 → 90.1 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
Ralston Valley Senior High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Arvada West Hi
Arvada West High School
1,923 students
- This school
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
- Golden High Sc
Golden High School
1,469 students
What this shows Ralston Valley Senior High School reports 1,875 students on the CCD universe file.
How Ralston Valley Senior High School compares
Ralston Valley Senior High School held steady on CCD headcount: 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 | 8.8% | ▼ 77% | 38.5% | 51.7% |
| Enrollment | 1,875 | top 2% | - | - |
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.
1,875
Bigger than 98% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
8.8%
free-lunch eligible
- 77% below the Colorado average of 38.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; 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
26.7%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
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
Counselors5.0 FTE
Per 375 students, the combined health-and-guidance staffing load for this school.
Discipline context
11
in-school suspensions + 75 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 4.6 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 81.5%
Hispanic or Latino 11.8%
Two or More 3.5%
Asian 2.5%
African American 0.6%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 81.5% of enrollment.
Student-body diversity index 32.0/100
Simpson diversity index - at 32.0, Ralston Valley Senior High School is less mixed than the Colorado school average of 47.1.
Programs
AP courses offered 23
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 Ralston Valley Senior High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Arvada West High School | Similar size | Higher economic need | Similar S:T ratio |
| Chatfield High School | Similar size | Similar economic need | Lower S:T ratio |
| Lakewood High School | Similar size | Higher economic need | Lower S:T ratio |
| Columbine High School | Similar size | Similar economic need | Lower S:T ratio |
| Golden High School | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Ralston Valley Senior High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- 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
- Enrollment
- 1,469
- Students per teacher
- 22.3:1
- Resource Index
- 31/100
Nationwide high 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 (~1,875 students)
Frequently asked questions about Ralston Valley Senior High School
How many students attend Ralston Valley Senior High School?
Ralston Valley Senior High School has 1,875 students enrolled. It is a high school in Arvada, CO. CCD year-over-year: 1,843 (2022-23) → 1,875 (2023-24), nearly flat (+32).
What is the student-teacher ratio at Ralston Valley Senior High School?
The student-teacher ratio at Ralston Valley Senior High 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 Ralston Valley Senior High School?
8.8% of students at Ralston Valley Senior High School are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Ralston Valley Senior High School?
The largest demographic group at Ralston Valley Senior High School is White at 81.5% of enrollment, in Arvada, CO.
What is the Resource Investment Index for Ralston Valley Senior High School?
Ralston Valley Senior High School has a Resource Investment Index of 35/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Ralston Valley Senior High School rank among high schools in Arvada?
By Resource Investment Index, Ralston Valley Senior High School ranks #2 of 4 high 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 high schools in Arvada on the city page.
What other schools are in Jefferson County School District No. R-1?
Besides Ralston Valley Senior High School, Jefferson County School District No. R-1 also operates Arvada West High School (1,923 students), Chatfield High School (1,808 students), and Lakewood High School (1,735 students). See the Jefferson County School District No. R-1 district page for the complete list.