- Enrollment
- 1,111
- Students per teacher
- 15.6:1
- Resource Index
- 48/100
High school (grades 9-12) · Manassas, VA
Osbourn High
Federal NCES profile for Osbourn High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 510236000978
👥 S:T ratio 31
🌟 Gifted program 70
🎓 Counselors 58
📋 Attendance 26
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Osbourn High earns 46/100 on the Resource Investment Index, with class sizes larger than 93% of Virginia schools. It is also one of the largest schools in Virginia.
- #2 of 4
- high schools in Manassas · Resource Index
- 46
- Resource Index · Typical
- 17.3:1
- large classes for Virginia
- 67.3%
- free-lunch eligible
Osbourn High has class sizes larger than 93% of Virginia schools. Computed live against every Virginia school reporting to NCES.
By Resource Investment Index, Osbourn High ranks #2 of 4 high schools in Manassas, VA.
School address
District: Manassas City Public Schools · Virginia
NCES ID 510236000978 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+7 students YoY
Osbourn High held near 2,330 students from 2022-23 to 2023-24 (+7 headcount).
Teacher FTE held 133.5 → 133.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+7 students YoY 510236000978 · Manassas, VA High · LARGE · TRAD
2,301 enr · 17.3:1 · 67.3% lunch · RII 46
Nearest enrollment peer: Grace E. Metz Middle (1,111 students)
Osbourn High held near 2,330 students from 2022-23 to 2023-24 (+7 headcount). Teacher FTE held 133.5 → 133.4 across the same CCD years. Read with this school → · District book → · Virginia schools → · Find another →
Osbourn High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Osbourn High
2,301 students
- Grace E. Metz
Grace E. Metz Middle
1,111 students
- Mayfield Inter 839
Mayfield Intermediate
839 students
- Baldwin Elemen 631
Baldwin Elementary
631 students
- Jennie Dean El 579
Jennie Dean Elementary
579 students
- Weems Elementa 556
Weems Elementary
556 students
What this shows Osbourn High reports 2,301 students on the CCD universe file.
How Osbourn High compares
Osbourn 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 | 17.3:1 | ▲ 24% | 13.9:1 | 15.7:1 |
| Free-lunch eligible | 67.3% | ▲ 17% | 57.6% | 51.7% |
| Enrollment | 2,301 | top 1% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.3:1
Leaner classes than 29% of US schools, heavier class loads than most.
2,301
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
67.3%
free-lunch eligible
- 17% above the Virginia average of 57.6%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
17.3:1
students per teacher
- 24% above state mean
Top 93% in Virginia - lower ratio than 7% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
29.6%
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
$16,832
per pupil, district-wide
- above Virginia avg of $15,892
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors11.0 FTE
Per 209 students, the combined health-and-guidance staffing load for this school.
Discipline context
18
in-school suspensions + 36 out-of-school
Suspension rate: 0.8 per 100 students. Combined in-school and out-of-school rate: 2.3 per 100 students. Reported via the Civil Rights Data Collection. Includes 14 expulsions.
Student demographics
Hispanic or Latino 71.9%
White 10.7%
African American 8.9%
Two or More 4.2%
Asian 3.9%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.2%
Largest group: Hispanic or Latino at 71.9% of enrollment.
Student-body diversity index 46.0/100
Simpson diversity index - at 46.0, Osbourn High is less mixed than the Virginia school average of 53.7.
Programs
AP courses offered 16
Gifted & talented Yes
District finance for Manassas City Public Schools reports $16,832 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Osbourn High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Grace E. Metz Middle | Smaller | Similar economic need | Lower S:T ratio |
| Mayfield Intermediate | Smaller | Similar economic need | No ratio data |
| Baldwin Elementary | Smaller | Similar economic need | Similar S:T ratio |
| Jennie Dean Elementary | Smaller | Similar economic need | Lower S:T ratio |
| Weems Elementary | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Osbourn High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 839
- Students per teacher
- -
- Resource Index
- 61/100
- Enrollment
- 631
- Students per teacher
- 17.1:1
- Resource Index
- 50/100
- Enrollment
- 579
- Students per teacher
- 15.6:1
- Resource Index
- 56/100
- Enrollment
- 556
- Students per teacher
- 15:1
- Resource Index
- 47/100
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 (~2,301 students)
Frequently asked questions about Osbourn High
How many students attend Osbourn High?
Osbourn High has 2,301 students enrolled. It is a high school in Manassas, VA. CCD year-over-year: 2,323 (2022-23) → 2,330 (2023-24), nearly flat (+7).
What is the student-teacher ratio at Osbourn High?
The student-teacher ratio at Osbourn High is 17.3:1, which is 24% higher than the Virginia average of 13.9:1 and 10% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Osbourn High?
67.3% of students at Osbourn High are eligible for free lunch, compared to the Virginia average of 57.6%.
What is the racial and ethnic makeup of Osbourn High?
The largest demographic group at Osbourn High is Hispanic or Latino at 71.9% of enrollment, in Manassas, VA.
What is the Resource Investment Index for Osbourn High?
Osbourn High has a Resource Investment Index of 46/100 (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 High rank among high schools in Manassas?
By Resource Investment Index, Osbourn High ranks #2 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 Manassas City Public Schools?
Besides Osbourn High, Manassas City Public Schools also operates Grace E. Metz Middle (1,111 students), Mayfield Intermediate (839 students), and Baldwin Elementary (631 students). See the Manassas City Public Schools district page for the complete list.