- Enrollment
- 2,956
- Students per teacher
- 18.5:1
- Resource Index
- 41/100
High school (grades 9-12) · Manassas, VA
Osbourn Park High
Federal NCES profile for Osbourn Park High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 510313001313
👥 S:T ratio 34
🌟 Gifted program 70
🎓 Counselors 41
📋 Attendance 23
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Osbourn Park High earns 42/100 on the Resource Investment Index, with class sizes larger than 88% of Virginia schools. It is also one of the largest schools in Virginia.
- #3 of 4
- high schools in Manassas · Resource Index
- 42
- Resource Index · Typical
- 16.6:1
- large classes for Virginia
- 38.6%
- free-lunch eligible
Osbourn Park High has class sizes larger than 88% of Virginia schools. Computed live against every Virginia school reporting to NCES.
By Resource Investment Index, Osbourn Park High ranks #3 of 4 high schools in Manassas, VA.
School address
District: Prince William County Public Schools · Virginia
NCES ID 510313001313 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-17 students YoY
Osbourn Park High held near 2,740 students from 2022-23 to 2023-24 (-17 headcount).
Teacher FTE added 160.8 → 166.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-17 students YoY 510313001313 · Manassas, VA High · LARGE · TRAD
2,661 enr · 16.6:1 · 38.6% lunch · RII 42
Nearest enrollment peer: Charles J. Colgan Sr. High (2,956 students)
Osbourn Park High held near 2,740 students from 2022-23 to 2023-24 (-17 headcount). Teacher FTE added 160.8 → 166.7 across the same CCD years. Read with this school → · District book → · Virginia schools → · Find another →
Osbourn Park High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Charles J. Col
Charles J. Colgan Sr. High
2,956 students
- Woodbridge Hig
Woodbridge High
2,898 students
- This school
Osbourn Park High
2,661 students
- Gainesville Hi
Gainesville High
2,648 students
- Gar-Field High
Gar-Field High
2,524 students
- Forest Park Hi
Forest Park High
2,343 students
What this shows Osbourn Park High reports 2,661 students on the CCD universe file.
How Osbourn Park High compares
Osbourn Park High held steady on CCD headcount: ratios and free-lunch share vs Virginia and U.S. means.
| Metric | This school | vs Virginia | Virginia avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.6:1 | ▲ 19% | 13.9:1 | 15.7:1 |
| Free-lunch eligible | 38.6% | ▼ 33% | 57.6% | 51.7% |
| Enrollment | 2,661 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.6:1
Leaner classes than 33% of US schools, heavier class loads than most.
2,661
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
38.6%
free-lunch eligible
- 33% below the Virginia average of 57.6%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
16.6:1
students per teacher
- 19% above state mean
Top 88% in Virginia - lower ratio than 12% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
30.6%
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
$15,373
per pupil, district-wide
- below Virginia avg of $15,892
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors9.0 FTE
Per 296 students, the combined health-and-guidance staffing load for this school.
Discipline context
3
in-school suspensions + 64 out-of-school
Suspension rate: 0.1 per 100 students. Combined in-school and out-of-school rate: 2.5 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 45.6%
White 20.1%
African American 16.0%
Asian 13.5%
Two or More 4.4%
Native Hawaiian / Pacific Islander 0.2%
American Indian / Alaska Native 0.1%
Largest group: Hispanic or Latino at 45.6% of enrollment.
Student-body diversity index 70.6/100
Simpson diversity index - at 70.6, Osbourn Park High is more mixed than the Virginia school average of 53.7.
Programs
AP courses offered 32
Gifted & talented Yes
District finance for Prince William County Public Schools reports $15,373 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Osbourn Park High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Charles J. Colgan Sr. High | Similar size | Lower economic need | Higher S:T ratio |
| Woodbridge High | Similar size | Similar economic need | Similar S:T ratio |
| Gainesville High | Similar size | Lower economic need | Higher S:T ratio |
| Gar-Field High | Similar size | Higher economic need | Similar S:T ratio |
| Forest Park High | Similar size | Lower economic need | Similar S:T ratio |
Comparisons are relative to Osbourn Park High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,898
- Students per teacher
- 17.5:1
- Resource Index
- 38/100
- Enrollment
- 2,648
- Students per teacher
- 20.9:1
- Resource Index
- 41/100
- Enrollment
- 2,524
- Students per teacher
- 16.7:1
- Resource Index
- 49/100
- Enrollment
- 2,343
- Students per teacher
- 18:1
- Resource Index
- 43/100
Similar high schools in Manassas
3 comparable high schools (grades 9-12) serving the same city.
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 (~2,661 students)
Similar student-teacher ratio (~16.6:1)
Frequently asked questions about Osbourn Park High
How many students attend Osbourn Park High?
Osbourn Park High has 2,661 students enrolled. It is a high school in Manassas, VA. CCD year-over-year: 2,757 (2022-23) → 2,740 (2023-24), nearly flat (-17).
What is the student-teacher ratio at Osbourn Park High?
The student-teacher ratio at Osbourn Park High is 16.6:1, which is 19% higher than the Virginia average of 13.9:1 and 6% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Osbourn Park High?
38.6% of students at Osbourn Park High are eligible for free lunch, compared to the Virginia average of 57.6%.
What is the racial and ethnic makeup of Osbourn Park High?
The largest demographic group at Osbourn Park High is Hispanic or Latino at 45.6% of enrollment, in Manassas, VA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 70.6/100.
What is the Resource Investment Index for Osbourn Park High?
Osbourn Park High has a Resource Investment Index of 42/100 (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 Osbourn Park High rank among high schools in Manassas?
By Resource Investment Index, Osbourn Park High ranks #3 of 4 high schools in Manassas, VA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Manassas on the city page.
What other schools are in Prince William County Public Schools?
Besides Osbourn Park High, Prince William County Public Schools also operates Charles J. Colgan Sr. High (2,956 students), Woodbridge High (2,898 students), and Gainesville High (2,648 students). See the Prince William County Public Schools district page for the complete list.