Average
#979 of 1,850 schools in VA
Union Mill Elementary
Elementary School · Fairfax County Public Schools
13611 Springstone Dr, Clifton, VA 20124
Enrollment
908
Student-Teacher
17.1:1
Score
6.3
Grades
Pre-K – 6th
Enrollment
908
Student-Teacher
17.1:1
Score
6.3
Grades
Pre-K – 6th
Updated
2022-23
Updated 2022-23
How this school compares
In Clifton
#3 of 3
public schools
Virginia elementary schools
#534 of 1,147
In district
#153 of 199
Fairfax County Public Schools
About Union Mill Elementary
Union Mill Elementary serves 908 students in pre-kindergarten through sixth grade in Clifton, Virginia. This regular public school operates with 53 full-time equivalent teachers, maintaining a student-teacher ratio of 17.1 students per teacher. The school currently ranks in the 10th percentile among Virginia elementary schools, positioning at #1664 out of 1856 schools statewide with a MySchoolScout rating of 3.7 out of 10.
This indicates significant room for academic growth as the school works to better serve its large student population. Union Mill Elementary draws families from an affluent suburban community where the median household income reaches $208,125 and home values average $851,100. The surrounding ZIP code reflects a highly educated population, with 75% of residents holding bachelor's degrees or higher, and maintains a low poverty rate of just 3.7% among its 15,117 residents.
Despite serving a well-resourced community, the school faces academic challenges that suggest opportunities for improvement in student outcomes. The contrast between the neighborhood's educational attainment and economic resources and the school's current performance indicates potential for positive change. Union Mill Elementary is situated in Fairfax County's large suburban landscape, serving families in an established community known for its commitment to education and strong socioeconomic foundation.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
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Data not available for this school
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Union Mill Elementary — Students at Union Mill Elementary score 84% proficient, which is below what's typical for similar communities (expected: 88%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
14.4%
Students qualifying for federal meal assistance
Test Scores VA SOL (2024-25)
Based on 15 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: 6.5/10.
How Union Mill Elementary Compares
See how Union Mill Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 93% (2019) to 87% (2025). Reading/ELA proficiency has declined from 86% (2019) to 80% (2025).
Location
13611 Springstone Dr, Clifton, VA 20124
Nearby Alternatives
Families considering Union Mill Elementary may also want to explore other elementary schools in the area. Centreville Elementary (rated 8.4/10, 1.2 miles away, in nearby Centreville), which scores notably higher. Another option is Centre Ridge Elementary (rated 7.8/10, 1.5 miles away, in nearby Centreville), which scores notably higher. Additionally, Powell Elementary (rated 7.7/10, 1.8 miles away, in nearby Centreville), which scores notably higher. For more schools in Clifton, see our Clifton schools guide .
Nearby Schools
20 within 3.7 mi| School | Distance | Rating |
|---|---|---|
| Centreville High Clifton | 0.5 mi | 8.1 |
| Liberty Middle Clifton | 1.0 mi | 7.1 |
| ST ANDREW THE APOSTLE SCHOOL Clifton | 1.1 mi | 5.9 |
| Mountain View High Centreville | 1.2 mi | 6.0 |
| MONTESSORI CHILDREN'S CENTER Centreville | 1.2 mi | 6.2 |
| Centreville Elementary Centreville | 1.2 mi | 8.4 |
| Powell Elementary Centreville | 1.8 mi | 7.7 |
| Centre Ridge Elementary Centreville | 1.5 mi | 7.8 |
| Willow Springs Elementary Fairfax | 2.2 mi | 7.4 |
| Poplar Tree Elementary Chantilly | 2.9 mi | 6.7 |
| London Towne Elementary Centreville | 2.5 mi | 5.5 |
| Manassas Park High Manassas Park | 3.2 mi | 6.0 |
| Manassas Park Middle Manassas Park | 3.3 mi | 4.9 |
| ST TIMOTHY CATHOLIC SCHOOL Chantilly | 3.5 mi | 5.2 |
| Yorkshire Elementary Manassas | 3.1 mi | 5.7 |
| Stone Middle Centreville | 3.2 mi | 6.2 |
| Rocky Run Middle Chantilly | 3.7 mi | 8.2 |
| BEANTREE LEARNING - CHANTILLY Chantilly | 3.7 mi | — |
| Greenbriar East Elementary Fairfax | 3.7 mi | 5.8 |
| THE GODDARD SCHOOL Chantilly | 3.7 mi | — |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 20124 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$218,942
Median Home Value
$870,200
Median Rent
$2,307/mo
Population
14,557
College Educated
74.5%
Homeownership
92.8%
Avg Commute
33.6 min
Poverty Rate
2.8%
Median Age
47.2
Community Profile
The community surrounding Union Mill Elementary has a median household income of $218,942. It is a well-educated community where 75% of adults hold a bachelor's degree or higher. The median home value in the area is $870,200, with a median rent of $2,307/month. The local poverty rate of 2.8% is relatively low. The average commute for residents is 34 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Antietam Elementary Woodbridge, VA | 6.3 |
| Hollin Meadows Elementary Alexandria, VA | 6.3 |
| William Ramsay Elementary Alexandria, VA | 6.3 |
| Winterpock Elementary Chesterfield, VA | 6.3 |
| A. Henderson Elementary Dumfries, VA | 6.2 |
| Larrymore Elementary Norfolk, VA | 6.2 |
Frequently Asked Questions
Common questions about Union Mill Elementary
What grades does Union Mill Elementary serve?
Union Mill Elementary serves students in grades Pre-K through 6th.
How many students attend Union Mill Elementary?
Union Mill Elementary has an enrollment of approximately 908 students.
What is the student-teacher ratio at Union Mill Elementary?
The student-teacher ratio at Union Mill Elementary is 17.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Union Mill Elementary rank in VA?
Union Mill Elementary is ranked #979 out of 1,850 schools in VA.
What is Union Mill Elementary's MySchoolScout rating?
Union Mill Elementary has a composite rating of 6.3 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 Union Mill Elementary?
Based on the most recent state assessment data, Union Mill Elementary has 86.1% math proficiency and 80.6% reading/ELA proficiency.
Is Union Mill Elementary a charter school?
No, Union Mill Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Union Mill Elementary a Title I school?
No, Union Mill Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Union Mill Elementary?
14.4% of students at Union Mill 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.
Explore More Schools
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 6th
- Enrollment
- 908
- Student-Teacher Ratio
- 17.1:1
- Teachers (FTE)
- 53
- Free/Reduced Lunch
- 14.4%
- Type
- regular
- Setting
- Large Suburb
- County
- Fairfax County
- Phone
- (703) 322-8500
- Data Year
- 2023–2024
Resources & Links
District
Fairfax County Public Schools- District Enrollment
- 180,714
- Schools in District
- 223
- Per-Pupil Spending
- $18,975
- District Rank
- #153 of 199
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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