Union Mill’s public schools outscore 74% of Virginia districts
The grade covers the public school district serving Union Mill, from kindergarten through graduation, on state tests and graduation. Math proficiency in Union Mill’s districts is 61%, above the Virginia average (54%). Each state writes its own tests, so this is the one TownRatings grade compared within Virginia, not nationally.
From Virginia state tests taken in spring 2021, when about 8 in 10 of students in the tested grades sat them, and the class of 2023’s four-year graduation rate, as reported to the U.S. Department of Education.
Union Mill’s schools, in brief
Against towns with similar incomes
Among the 38 Virginia towns with household incomes within a quarter of Union Mill’s, its schools beat 11%, lower than their 74% against all the state’s districts. The grade ↓
Spending and class size
The district spends $20,064 per student, against $17,169 across Virginia (FY2024). Spending doesn’t count toward the grade. Districts ↓
138 elementary schools, then one middle and one high school
Which elementary school depends on the address; from grade 7 the district’s path is Liberty Middle, then Centreville High. See the path ↓
Written from the figures on this page. Tests are from 2020–21, graduation from the class of 2023; each school’s own letter uses 2020–21 results.
What’s behind Union Mill’s grade
B+: better than 74% of Virginia school districts, #63 of 250 Virginia towns. Test scores and graduation are both above the Virginia average; test scores are the stronger of the two.
Where will my kid go?
Pick a grade. These are the public schools that serve Union Mill, with each school’s own grade.
7th grade in Union Mill
Liberty Middle
Grades 7–8 · 913 students · 12:1 students per teacher · in Clifton
8th grade in Union Mill
Liberty Middle
Grades 7–8 · 913 students · 12:1 students per teacher · in Clifton
9th grade in Union Mill
Centreville High
Grades 9–12 · 2,347 students · 13:1 students per teacher · in Clifton
10th grade in Union Mill
Centreville High
Grades 9–12 · 2,347 students · 13:1 students per teacher · in Clifton
11th grade in Union Mill
Centreville High
Grades 9–12 · 2,347 students · 13:1 students per teacher · in Clifton
12th grade in Union Mill
Centreville High
Grades 9–12 · 2,347 students · 13:1 students per teacher · in Clifton
Union Mill’s public schools are run by Fairfax County Public Schools, which also serves Clifton, Herndon and Vienna. To confirm the school for a specific address, ask the district.
The district
Spending and class size are shown but don’t count toward the grade. Each district’s own page has every school.
How students score
Union Mill vs. its neighbors
Schools grades for the Virginia towns that share Union Mill’s borders.
| Town | Schools | Main districts |
|---|---|---|
| Union Mill | B+ | Fairfax County |
| Clifton | — | Fairfax County |
Every school in Union Mill
140 schools. Each public school’s letter compares its own 2020–21 reading and math results with Virginia’s other public schools (the newest school-level results we have).
Questions about Union Mill’s schools
Are Union Mill’s schools good?
By Virginia’s own tests, yes: the public schools Union Mill children attend outscore 74% of Virginia’s school districts on tests and graduation, a B+ Schools grade, #63 of 250 Virginia towns. Among towns with similar incomes they beat 11%. Tests are from 2020–21, graduation from the class of 2023.
What school district is Union Mill in?
Fairfax County Public Schools, which runs grades PK–12 and enrolls 179,323 students in 199 schools (2024–25).
Where do Union Mill kids go to high school?
Centreville High in Clifton, with 2,347 students; its own test results earn an A.
What is Union Mill’s graduation rate?
90% of the class of 2023 in Fairfax County Public Schools graduated in four years, against 89% across Virginia.
How much does Union Mill spend per student?
$20,064 in Fairfax County Public Schools (FY2024), against $17,169 across Virginia. Spending doesn’t count toward the grade.
Parents talk
What Union Mill families are saying about school.
Looking for colleges? Colleges near Union Mill → They have their own page.
School data: state test results (2020–21, with participation) and four-year graduation rates (class of 2023) reported to the U.S. Department of Education (EDFacts via ED Data Express); each school’s own letter uses its 2020–21 results (EDFacts via the Urban Institute); schools and enrollment from NCES (2024–25; private schools 2023–24); spending from the Census Bureau’s school finance survey (FY2024). The School Grade is our own summary, graded within Virginia. Stars are from neighbors.