Average
#1213 of 1,850 schools in VA
Mary Williams Elementary
Elementary School · Prince William County Public Schools
3100 Panther Pride Drive, Dumfries, VA 22026
Enrollment
697
Student-Teacher
15.8:1
Score
5.8
Grades
Pre-K – 5th
Enrollment
697
Student-Teacher
15.8:1
Score
5.8
Grades
Pre-K – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Dumfries
#7 of 10
public schools
Virginia elementary schools
#654 of 1,147
In district
#61 of 94
Prince William County Public Schools
Academic growth
7.1 / 10
Strong
About Mary Williams Elementary
Mary Williams Elementary is a regular public elementary school located in Dumfries, Virginia, within the Prince William County School District. The school serves students from pre-kindergarten through fifth grade and has an enrollment of 697 students. With a student-teacher ratio of 15.8:1, Mary Williams provides a supportive learning environment with 44 full-time equivalent teachers.
Academically, Mary Williams Elementary ranks in the 42nd percentile among Virginia schools, with a MySchoolScout rating of 5.2 out of 10 and an academic score of 4.6 out of 10. The school's proficiency rates are solid: 70% of students meet or exceed state standards in ELA/Reading, while 68% do so in Math. These scores suggest that the school is focusing on student development with room for further academic growth.
Mary Williams Elementary is situated in a large suburban area, providing a vibrant community setting where families are active and engaged. The school's location offers easy access to local amenities and outdoor spaces, fostering a supportive neighborhood environment for students and their families.
Score Breakdown
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Mary Williams Elementary — Students at Mary Williams Elementary score 71% proficient, which is below what's typical for similar communities (expected: 77%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
60.8%
Students qualifying for federal meal assistance
Test Scores VA SOL (2024-25)
Based on 12 test records from VA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.1/10.
How Mary Williams Elementary Compares
See how Mary Williams Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 77% (2019) to 72% (2025). Reading/ELA proficiency has declined from 74% (2019) to 70% (2025).
Location
3100 Panther Pride Drive, Dumfries, VA 22026
Nearby Alternatives
Families considering Mary Williams Elementary may also want to explore other elementary schools in the area. Dale City Elementary (rated 8.5/10, 3.1 miles away, in nearby Woodbridge), which scores notably higher. Another option is Neabsco Elementary (rated 8.3/10, 2.6 miles away, in nearby Woodbridge), which scores notably higher. Additionally, Mary G. Porter Traditional (rated 7.8/10, 2.3 miles away, in nearby Woodbridge), which scores notably higher. For more schools in Dumfries, see our Dumfries schools guide .
Nearby Schools
20 within 3.5 mi| School | Distance | Rating |
|---|---|---|
| Potomac Middle Dumfries | 0.2 mi | 6.6 |
| Potomac High Dumfries | 0.5 mi | 6.0 |
| River Oaks Elementary Woodbridge | 0.8 mi | 3.1 |
| Leesylvania Elementary Woodbridge | 1.4 mi | 5.6 |
| Fannie W. Fitzgerald Elementary Woodbridge | 1.8 mi | 6.8 |
| Swans Creek Elementary Dumfries | 1.8 mi | 4.7 |
| Covington-Harper Elementary Dumfries | 1.7 mi | 6.8 |
| ST JOHN PAUL THE GREAT CATHOLIC HIGH SCHOOL Dumfries | 1.9 mi | 6.0 |
| Potomac Shores Middle Dumfries | 2.2 mi | 6.9 |
| Freedom High Woodbridge | 2.2 mi | 4.9 |
| Dumfries Elementary Dumfries | 2.2 mi | 5.5 |
| EVANGEL CHRISTIAN SCHOOL Dale City | 2.5 mi | 6.7 |
| Mary G. Porter Traditional Woodbridge | 2.3 mi | 7.8 |
| Neabsco Elementary Woodbridge | 2.6 mi | 8.3 |
| Graham Park Middle Triangle | 2.7 mi | 7.2 |
| Dale City Elementary Woodbridge | 3.1 mi | 8.5 |
| John F. Pattie Sr. Elementary Dumfries | 2.6 mi | 7.6 |
| Rippon Middle Woodbridge | 2.9 mi | 5.8 |
| CALVARY CHRISTIAN SCHOOL Triangle | 3.2 mi | 6.3 |
| Triangle Elementary Triangle | 3.5 mi | 3.7 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 22026 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$114,512
Median Home Value
$436,300
Median Rent
$1,802/mo
Population
21,025
College Educated
38.3%
Homeownership
70.3%
Avg Commute
38.7 min
Poverty Rate
8.3%
Median Age
32.3
Community Profile
The community surrounding Mary Williams Elementary has a median household income of $114,512. It is an area where 38% of adults hold a bachelor's degree or higher. The median home value in the area is $436,300, with a median rent of $1,802/month. The local poverty rate of 8.3% is relatively low. The average commute in the area is 39 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| C. Hunter Ritchie Elementary New Baltimore, VA | 5.8 |
| Camelot Elementary Annandale, VA | 5.8 |
| Cardinal Elementary Richmond, VA | 5.8 |
| Clearview Elementary Herndon, VA | 5.8 |
| Clover Hill Elementary Midlothian, VA | 5.8 |
| Francis Asbury Elementary Hampton, VA | 5.8 |
Frequently Asked Questions
Common questions about Mary Williams Elementary
What grades does Mary Williams Elementary serve?
Mary Williams Elementary serves students in grades Pre-K through 5th.
How many students attend Mary Williams Elementary?
Mary Williams Elementary has an enrollment of approximately 697 students.
What is the student-teacher ratio at Mary Williams Elementary?
The student-teacher ratio at Mary Williams Elementary is 15.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Mary Williams Elementary rank in VA?
Mary Williams Elementary is ranked #1213 out of 1,850 schools in VA.
What is Mary Williams Elementary's MySchoolScout rating?
Mary Williams Elementary has a composite rating of 5.8 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Mary Williams Elementary?
Based on the most recent state assessment data, Mary Williams Elementary has 68.2% math proficiency and 70.0% reading/ELA proficiency.
Is Mary Williams Elementary a charter school?
No, Mary Williams Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Mary Williams Elementary a Title I school?
No, Mary Williams Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Mary Williams Elementary?
60.8% of students at Mary Williams Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
- City Safety
- Elevated (1,236/100K)
FBI UCR 2024. City-level (Dumfries). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 5th
- Enrollment
- 697
- Student-Teacher Ratio
- 15.8:1
- Teachers (FTE)
- 44
- Free/Reduced Lunch
- 60.8%
- Type
- regular
- Setting
- Large Suburb
- County
- Prince William County
- Phone
- (703) 445-8376
- Data Year
- 2023–2024
Resources & Links
District
Prince William County Public Schools- District Enrollment
- 90,550
- Schools in District
- 99
- Per-Pupil Spending
- $15,373
- District Rank
- #61 of 94
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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