- Enrollment
- 2,956
- Students per teacher
- 18.5:1
- Resource Index
- 41/100
High school (grades 9-12) · Dumfries, VA
Potomac High
Federal NCES profile for Potomac High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 510313001857
👥 S:T ratio 30
🌟 Gifted program 70
🎓 Counselors 12
📋 Attendance 8
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Potomac High earns 30/100 on the Resource Investment Index, with class sizes larger than 94% of Virginia schools. It is also one of the largest schools in Virginia.
- #10 of 10
- public schools in Dumfries · Resource Index
- 30
- Resource Index · Lower
- 17.6:1
- large classes for Virginia
- 45.7%
- free-lunch eligible
Potomac High has class sizes larger than 94% of Virginia schools. Computed live against every Virginia school reporting to NCES.
By Resource Investment Index, Potomac High ranks #10 of 10 public schools in Dumfries, VA.
School address
District: Prince William County Public Schools · Virginia
NCES ID 510313001857 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+108 students YoY
Potomac High grew from 2,065 students in 2022-23 to 2,173 in 2023-24 (+5.2%).
Teacher FTE added 125.0 → 137.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+108 students YoY 510313001857 · Dumfries, VA High · LARGE · TRAD
2,197 enr · 17.6:1 · 45.7% lunch · RII 30
Nearest enrollment peer: Charles J. Colgan Sr. High (2,956 students)
Potomac High grew from 2,065 students in 2022-23 to 2,173 in 2023-24 (+5.2%). Teacher FTE added 125.0 → 137.0 across the same CCD years. Read with this school → · District book → · Virginia schools → · Find another →
Potomac 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
- Osbourn Park H
Osbourn Park High
2,661 students
- Gainesville Hi
Gainesville High
2,648 students
- Gar-Field High
Gar-Field High
2,524 students
- This school
Potomac High
2,197 students
What this shows Potomac High reports 2,197 students on the CCD universe file.
How Potomac High compares
Potomac High is a growing campus on CCD: ratios and free-lunch share vs Virginia and U.S. means.
| Metric | This school | vs Virginia | Virginia avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.6:1 | ▲ 27% | 13.9:1 | 15.7:1 |
| Free-lunch eligible | 45.7% | ▼ 21% | 57.6% | 51.7% |
| Enrollment | 2,197 | top 2% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.6:1
Leaner classes than 27% of US schools, heavier class loads than most.
2,197
Bigger than 99% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
45.7%
free-lunch eligible
- 21% below the Virginia average of 57.6%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
17.6:1
students per teacher
- 27% above state mean
Top 94% in Virginia - lower ratio than 6% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
36.6%
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
Counselors5.0 FTE
Per 439 students, the combined health-and-guidance staffing load for this school.
Discipline context
5
in-school suspensions + 277 out-of-school
Suspension rate: 0.2 per 100 students. Combined in-school and out-of-school rate: 12.8 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 43.5%
Hispanic or Latino 31.0%
Asian 10.3%
White 9.1%
Two or More 5.6%
Native Hawaiian / Pacific Islander 0.4%
American Indian / Alaska Native 0.1%
Largest group: African American at 43.5% of enrollment.
Student-body diversity index 69.3/100
Simpson diversity index - at 69.3, Potomac High is more mixed than the Virginia school average of 53.7.
Programs
AP courses offered 11
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 Potomac High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Charles J. Colgan Sr. High | Larger | Lower economic need | Similar S:T ratio |
| Woodbridge High | Larger | Similar economic need | Similar S:T ratio |
| Osbourn Park 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 |
Comparisons are relative to Potomac 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
- 2,661
- Students per teacher
- 16.6:1
- Resource Index
- 42/100
- 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
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 (~2,197 students)
Similar student-teacher ratio (~17.6:1)
Frequently asked questions about Potomac High
How many students attend Potomac High?
Potomac High has 2,197 students enrolled. It is a high school in Dumfries, VA. CCD year-over-year: 2,065 (2022-23) → 2,173 (2023-24), up 108.
What is the student-teacher ratio at Potomac High?
The student-teacher ratio at Potomac High is 17.6:1, which is 27% higher than the Virginia average of 13.9:1 and 12% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Potomac High?
45.7% of students at Potomac High are eligible for free lunch, compared to the Virginia average of 57.6%.
What is the racial and ethnic makeup of Potomac High?
The largest demographic group at Potomac High is African American at 43.5% of enrollment, in Dumfries, VA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 69.3/100.
What is the Resource Investment Index for Potomac High?
Potomac High has a Resource Investment Index of 30/100 (lower 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 Potomac High rank among public schools in Dumfries?
By Resource Investment Index, Potomac High ranks #10 of 10 public schools in Dumfries, VA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Dumfries on the city page.
What other schools are in Prince William County Public Schools?
Besides Potomac High, Prince William County Public Schools also operates Charles J. Colgan Sr. High (2,956 students), Woodbridge High (2,898 students), and Osbourn Park High (2,661 students). See the Prince William County Public Schools district page for the complete list.