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SCHOOL COMMUNITY·FAIRFAX COUNTY PUBLIC SCHOOLS·NCES 510126000582

Washington Mill Elementary

9100 Cherrytree Dr, Alexandria, VA 22309 · (703) 619-2500 · Fairfax County
GRADES PK–06ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL592 STUDENTS
Enrollment
592
Elementary
DISTRICT 630 · STATE 499
Student : Teacher
14.6:1
41 FTE teachers
DISTRICT 13.6:1 · STATE 13.8:1
Free / Reduced Lunch
79%
467 students
DISTRICT 39% · 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
Pre-K
29
Kindergarten
76
Grade 1
91
Grade 2
84
Grade 3
97
Grade 4
64
Grade 5
78
Grade 6
73
Student demographics
White
11620%
DISTRICT 36% · STATE 43%
Hispanic
23940%
DISTRICT 29% · STATE 20%
Black
17029%
DISTRICT 10% · STATE 21%
Asian
478%
DISTRICT 18% · STATE 8%
Two+
193%
DISTRICT 6% · STATE 7%
Native American
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
30251%
Female
29049%

Discussions

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Test scores

SOL 2024-25 . % Passing
English Language Arts
63.0%
VA avg 74.2% . +1.0pp since 2022
Math
65.0%
VA avg 72.7% . +16.0pp since 2022
Source: SOL. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
61.5%
composite math + reading, all grades
Predicted
66.6%
based on VA schools with similar FRL share
Beats by
-5.1pp
below 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
592
-33 (-5%) vs 2017
Student : Teacher
14.6:1
was 13.2:1
% White
20%
was 25%
% Hispanic
40%
was 38%
% Black
29%
was 24%
% Asian
8%
was 9%
Source: NCES Common Core of Data

About Washington Mill Elementary

Washington Mill Elementary, a reasonably sized primary school in Alexandria, Virginia, operated by Fairfax County Public Schools, instructs 592 students, covering grades pre-K through 6.

Fairfax County Public Schools comprises 199 schools with combined enrollment of 179,323 students; Washington Mill Elementary is among them.

On demographics, Washington Mill Elementary shows that the largest single group is Hispanic at 40%, but no single group is in the majority. Beyond that, the school lists 29% Black, 20% White, 8% Asian, 3% multiracial. The wider county runs roughly 18% Hispanic, putting the school's mix considerably more Hispanic than the area baseline.

Looking at school resources, Staff filings list 41 full-time-equivalent teachers, which works out to roughly 14.6:1 students per teacher. The state averages around 13.8:1, so this campus is higher than the state norm typical. Around 79% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy. Set against Fairfax County (around 37%), the school's rate is north of typical.

On a residual basis (actual vs predicted given the student mix), Washington Mill Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 66.6%; this one delivers 61.5%.

Zooming out to the county, ACS estimates for Fairfax County put median household income runs about $153,637, 65% of adults hold a bachelor's degree or higher, and the poverty rate sits near 4%. In all, Fairfax County runs 222 public schools (combined enrollment of about 174,475 students), of which Washington Mill Elementary is one.

The closest other public school is Woodley Hills Elementary, roughly 0.8 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Washington Mill Elementary at 4th of 8; the average score across the group is 60.2%.

Geographically, the school is in a bedroom-community area.

Looking at the recent track record. Looking back 7 years, enrollment at Washington Mill Elementary has decreased 5%, going from 625 students in 2018 to 592 in 2025. The White share of enrollment ticked down from 25% to 20% over that span. Class-load math has grew: from 13.2:1 in 2018 to 14.6:1 in 2025.

Inside the community feed, posts here usually surface around science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.

Fairfax County at a glance

View full county profile
Population
1,147,837
Census ACS
Median income
$153,637
Household, ACS
Bachelor's+
65%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
222
174,475 students

Quick facts

School name
Washington Mill Elementary
District
Fairfax County Public Schools
Address
9100 Cherrytree Dr, Alexandria, VA 22309
Phone
(703) 619-2500
County
Fairfax County
Level
Elementary
Grade range
PK–06
Total enrollment
592
Teachers (FTE)
41
Student–teacher ratio
14.6:1
Free/Reduced lunch
467 (79%)
Locale
21-Suburb: Large
NCES ID
510126000582
Charter school
No
Virtual school
No

Related schools

Other schools in Fairfax County Public Schools
Other schools in Alexandria
Nearby schools

Frequently asked questions

About Washington Mill Elementary
How many students attend Washington Mill Elementary?
Washington Mill Elementary enrolls approximately 592 students in grades PK-06.
What age range does Washington Mill Elementary serve?
Washington Mill Elementary serves students from grade PK through grade 06.
What is the student-teacher ratio at Washington Mill Elementary?
The student-to-teacher ratio at Washington Mill Elementary is approximately 14.6:1 (41 FTE teachers).
What is the racial breakdown of students at Washington Mill Elementary?
At Washington Mill Elementary, the student body is approximately 20% White, 40% Hispanic, 29% Black, 8% Asian, 3% Two or more.
Is Washington Mill Elementary public or private?
Washington Mill Elementary is a public K-12 school, overseen by Fairfax County Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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