The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·PRINCE WILLIAM COUNTY PUBLIC SCHOOLS·NCES 510313002798

Mary G. Porter Traditional

15311 Forest Grove Drive, Woodbridge, VA 22191 · (703) 580-6501 · Prince William County
GRADES 01–08ELEMENTARY21-SUBURBREGULAR SCHOOL679 STUDENTS
Enrollment
679
Elementary
DISTRICT 636 · STATE 499
Student : Teacher
16.6:1
41 FTE teachers
DISTRICT 15.8:1 · STATE 13.8:1
Free / Reduced Lunch
37%
252 students
DISTRICT 57% · STATE 66%
Community
1
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 1
82
Grade 2
83
Grade 3
84
Grade 4
84
Grade 5
84
Grade 6
88
Grade 7
88
Grade 8
86
Student demographics
White
9514%
DISTRICT 26% · STATE 43%
Hispanic
7311%
DISTRICT 37% · STATE 20%
Black
31046%
DISTRICT 19% · STATE 21%
Asian
15022%
DISTRICT 12% · STATE 8%
Two+
507%
DISTRICT 6% · STATE 7%
Pacific Islander
10%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
33349%
Female
34651%

Discussions

+ POST

Test scores

SOL 2024-25 . % Passing
English Language Arts
94.0%
VA avg 74.2% . -2.0pp since 2022
Math
96.0%
VA avg 72.7% . +2.0pp since 2022
Source: SOL. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
OUTPERFORMING
Top 10% of VA schools after controlling for student poverty
Actual proficiency
95.5%
composite math + reading, all grades
Predicted
78.0%
based on VA schools with similar FRL share
Beats by
+17.5pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
679
-4 (-1%) vs 2017
Student : Teacher
16.6:1
was 17.6:1
% White
14%
was 26%
% Hispanic
11%
was 12%
% Black
46%
was 37%
% Asian
22%
was 20%
Source: NCES Common Core of Data

About Mary G. Porter Traditional

Mary G. Porter Traditional, an average-sized elementary campus in Woodbridge, Virginia, part of Prince William County Public Schools, teaches 679 students, covering grades 1 through 8. Compared to the state average of about 499 students per school, that is 36% above typical.

Prince William County Public Schools runs 95 schools in total, collectively educating 90,242 students. Mary G. Porter Traditional is one of those campuses.

For racial and ethnic makeup, Mary G. Porter Traditional shows that the most-represented group is Black (46%), with the rest of the student body spread across multiple groups. Other groups include 22% Asian, 14% White, 11% Hispanic, 7% multiracial. The wider county runs roughly 20% Black, putting the school's mix visibly more Black than the area baseline.

Looking at the economic backdrop, On paper, Mary G. Porter Traditional has 41 full-time-equivalent teachers, translating to a class-load average of around 16.6:1. That figure is higher than the state norm's 13.8:1 average. An estimated 37% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, Prince William County runs at roughly 55%, so the school's eligibility rate is meaningfully below the surrounding baseline.

On a demographically-adjusted basis, Mary G. Porter Traditional ranks in the top 10% of Virginia public schools. The BeatsExpectations model, a per-state regression of composite proficiency on FRL share, predicts schools with this student profile to land around 78.0%; Mary G. Porter Traditional posts 95.5%, +17.5 points above that line.

In the broader community, Prince William County reports that the typical household earns roughly $131,402 per year, roughly 45% of adults have completed at least a four-year degree, and the poverty rate sits near 5%. Mary G. Porter Traditional is one of 102 public schools in Prince William County (combined enrollment of about 89,591 students).

The closest other public school is Rippon Middle, roughly 0.6 miles away. Counting just inside five miles, 8 other public schools cluster around Mary G. Porter Traditional. Ranking that nearby cluster on reported proficiency puts Mary G. Porter Traditional at 1st of 9; the average score across the group is 67.8%.

Geographically, the school is in a commuter-belt area.

Looking at the recent track record. Over the past 7-year window, the student count held roughly steady: 683 students in 2018 compared to 679 in 2025. White enrollment moved from 26% to 14% across the same window. The student-to-teacher ratio narrowed from 17.6:1 in 2018 to 16.6:1 today.

On this page, posts here usually surface around open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.

Prince William County at a glance

View full county profile
Population
488,880
Census ACS
Median income
$131,402
Household, ACS
Bachelor's+
45%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
102
89,591 students

Quick facts

School name
Mary G. Porter Traditional
District
Prince William County Public Schools
Address
15311 Forest Grove Drive, Woodbridge, VA 22191
Phone
(703) 580-6501
County
Prince William County
Level
Elementary
Grade range
01–08
Total enrollment
679
Teachers (FTE)
41
Student–teacher ratio
16.6:1
Free/Reduced lunch
252 (37%)
Locale
21-Suburb: Large
NCES ID
510313002798
Charter school
No
Virtual school
No

Related schools

Other schools in Prince William County Public Schools
Other schools in Woodbridge
Nearby schools

Frequently asked questions

About Mary G. Porter Traditional
How many students attend Mary G. Porter Traditional?
Mary G. Porter Traditional enrolls approximately 679 students in grades 01-08.
Is Mary G. Porter Traditional an elementary, middle, or high school?
Mary G. Porter Traditional is an elementary school covering grades 01-08.
What is the student-teacher ratio at Mary G. Porter Traditional?
The student-to-teacher ratio at Mary G. Porter Traditional is approximately 16.6:1 (41 FTE teachers).
What is the student diversity at Mary G. Porter Traditional?
Student demographics at Mary G. Porter Traditional are roughly 14% White, 11% Hispanic, 46% Black, 22% Asian, 7% Two or more.
What district is Mary G. Porter Traditional in?
Mary G. Porter Traditional is part of Prince William County Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post