Excellent
#150 of 1,851 schools in VA
Top 8% in state
Mosaic Elementary
Elementary School · Fairfax County Public Schools · Fairfax, VA
A Fairfax County Public Schools elementary school where students score 7 points above what's typical for similar communities.
9819 Five Oaks Rd, Fairfax, VA 22031
- Math 92% vs VA 70% (2025)
- Reading 87% vs VA 72% (2025)
- 16.7:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Mosaic Elementary score 90% proficient, which is above what's typical for similar communities (expected: 83%).
2025 SOL proficiency
Most recent published year. School vs. VA average.
Trend
↓ DecliningProficiency has fallen 6 points since 2019, to 90% in 2025, across a 17-year record (2009–2025).
Show all 14 years
Multi-year averages used by the rating model: math 91% (multi-year average, 2009-2025) · reading/ELA 91% (multi-year average, 2009-2025)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 36 test records from VA state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
26.8%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Mosaic Elementary sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Washington DC map →
Getting around & local context
- Walk 40Car-Dependent
- Transit 45Some Transit
- Bike 46Somewhat Bikeable
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Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$129,743
Median home value
$710,400
Median rent
$2,267/mo
College educated
72.3%
Homeownership
47.9%
Poverty rate
6.6%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 22031; this is area context, not an attendance boundary.
Programs & students
Programs & Offerings
Compare nearby
Nearby same-level schools
4 from a 5-mile search; district fallback available
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Appletree SchoolPrivate · tuition | 6.0private | PK–6 | 0.3 mi | 39 | Compare → |
| Ideaventions Academy for Mathematics and SciencePrivate · tuition | 6.9private | 4–12 | 1.2 mi | 57 | Compare → |
| Oakton ElementaryEnrollment path unverified | 8.3 | PK–6 | 1.2 mi | 774 | Compare → |
| Daniels Run ElementaryEnrollment path unverified | 5.4 | PK–6 | 1.3 mi | 819 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Public and private scores come from different models and are shown side by side, not blended into one ranking.
Fairfax County Public Schools
- Schools in district
- 223
- Rank in district
- #28 of 199
- District spending per student
- $18,975NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 6.1%Census SAIPE · 2024
Mosaic Elementary is listed in Fairfax County Public Schools; a district label does not verify attendance for an address.
About Mosaic Elementary
Mosaic Elementary is a public elementary school in Fairfax, VA, part of Fairfax County Public Schools, serving approximately 966 students in grades Pre-K-6th with a 16.7:1 student-teacher ratio. It holds a MySchoolScout rating of 8.6 out of 10 and ranks #150 of 1,851 schools in VA. State assessment records show 91% math proficiency (multi-year average, 2009-2025) and 91% reading/ELA proficiency (multi-year average, 2009-2025).
Frequently asked questions
Common questions about Mosaic Elementary
What grades does Mosaic Elementary serve?
Mosaic Elementary serves students in grades Pre-K through 6th.
How many students attend Mosaic Elementary?
Mosaic Elementary has an enrollment of approximately 966 students.
What is the student-teacher ratio at Mosaic Elementary?
The student-teacher ratio at Mosaic Elementary is 16.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Mosaic Elementary rank in VA?
Mosaic Elementary ranks #150 of 1,851 schools in VA.
What is Mosaic Elementary's MySchoolScout rating?
Mosaic Elementary has a current MySchoolScout rating of 8.6 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Mosaic Elementary?
Based on loaded state assessment records, Mosaic Elementary has 91% math proficiency (multi-year average, 2009-2025) and 91% reading/ELA proficiency (multi-year average, 2009-2025).
Is Mosaic Elementary a charter school?
No, Mosaic Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Mosaic Elementary a Title I school?
No, Mosaic Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Mosaic Elementary?
26.8% of students at Mosaic 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.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- Pre-K – 6th
- Enrollment
- 966
- Student-Teacher Ratio
- 16.7:1
- Teachers (FTE)
- 58
- Type
- regular
- Setting
- Large Suburb
- County
- Fairfax County
- Chronic Absenteeism (SY 2022-23)
- 9.3%
- Phone
- (703) 937-1600
- Area population (ZIP 22031)
- 36,586
- Area average commute
- 29.3 min
- Area median age
- 35.6
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2025 SOL · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2025 SOL. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2025 SOL · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2025 SOL. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 22031; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24
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