Mahadev Maitri Foundation
US Initiatives
Elementary· 95 schools in district

R. Dean Kilby Elementary

1800 Horner Rd., Woodbridge, VA 22191Prince William County Public Schools →
Federal DataRegular SchoolGrades PK–05Non-Charter
679
Students
Total enrolled
$15,988
Per-Pupil Spend
Nat'l avg $14,347
↑ 11% vs nat'l
13.6 : 1
Student:Teacher
Nat'l avg 15.4:1
↓ 12% vs nat'l
50/100
Opportunity Score
Neighborhood outcomes
~avg
⇄ Compare with another school
Mid-sized public school
Serves 679 students in grades PK–05 in Woodbridge, Virginia.
11% above average funding
District spends $15,988 per pupil, 11% more than the national average of $14,347.
Near-median opportunity
Children from this neighborhood historically reach the 50th income percentile as adults, per Harvard/Census Opportunity Atlas data.
About This School

R. Dean Kilby Elementary is a large elementary in Woodbridge, Virginia, serving grades PK–05 with 679 students. The district invests $15,988 per student — 11% above the national average of $14,347, and maintains a 13.6:1 student-teacher ratio — smaller than the national norm of 15.4:1. About 86% of students qualify for free or reduced-price lunch, reflecting significant economic challenges in the surrounding community.

Student Body & Demographics at R. Dean Kilby Elementary

679
Total Students
13.6 : 1
Student:Teacher
86%
Free Lunch
50
Teacher FTE
Grade Range
PK
K
1
2
3
4
5
6
7
8
9
10
11
12
Highlighted grades (PK–05) are served by this school
Gender Distribution327 male · 352 female
48%
52%
Male 48%Female 52%
Free / Reduced Lunch Eligibility86%
National avg 52% · 584 students
Student Composition
8%
65%
18%
Asian8%
White6%
Hispanic / Latino65%
Black18%
Multiracial3%
NCES Common Core of Data · Race/ethnicity self-reported · NCES ID: 510313001317

Academic Outcomes at R. Dean Kilby Elementary

Neighborhood Opportunity Score
50
/ 100
Near-median opportunity

Children from modest-income families in this neighborhood reach the 50th income percentile as adults. This school is in the 79th percentile nationally.

0 — Low50 — MedianHigh — 100
Opportunity Atlas (Chetty, Friedman et al., Harvard/Census) · Census tract · ZIP 22191

School Resources & Funding

Per-Pupil Expenditure$15,988Above avg
National avg $14,347
Per-Pupil Spending Comparison
This school
$15,988
State avg
$16,302
National avg
$14,347
How School Funding Is Typically Spent
44%
19%
12%
15%
Instruction$7,035
Student Support$3,038
Administration$1,919
Operations$2,398
Other$1,599
Estimated using national average spending distribution (NCES) · School-level breakdowns not publicly reported
Of the $15,988 spent per student, an estimated $7,083 (~44%) goes directly to classroom instruction.
Where Funding Comes From
44%
47%
State government
44.1%
Local (property tax)
47.2%
Federal programs
8.6%
NCES F-33 Finance Survey · District-level data applied to this school
Strengths & Considerations
Strengths
  • 13.6:1 student-teacher ratio — smaller classes than the national norm of 15.4:1
  • Traditional public school — open enrollment, no application process required
Worth Considering
  • 86% of students on free or reduced lunch — a high share that can indicate resource pressure
Strengths and considerations are derived from federal data thresholds — not editorial judgements. See data sources below.
K–12 Pathway in District
Elementary
THE NOKESVILLE SCHOOLFannie W. Fitzgerald ElementaryJohn F. Pattie Sr. Elementary
↓
Middle
PARKSIDE MIDDLEGAINESVILLE MIDDLELOUISE A. BENTON MIDDLELAKE RIDGE MIDDLE
+11 more
↓
High School
Charles J. Colgan Sr. HighWOODBRIDGE HIGHOSBOURN PARK HIGHGAR-FIELD HIGH
+8 more
School Profile
TypeRegular School
LevelElementary
GradesPK – 05
Location—
CountyPrince William County
CharterNo
VirtualNo
DistrictPrince William County Public Schools →
Phone: (703)494-6677
NCES ID: 510313001317
Who Is This School For?

Best suited for families in Woodbridge seeking a public elementary school, especially those prioritizing smaller class sizes and more individualized teacher access. We always recommend an in-person visit and a conversation with current families before making any enrollment decision.

More in Prince William County Public Schools
High
Charles J. Colgan Sr. High
2,907 students · 09–12
● 43 opp22% FRL
High
WOODBRIDGE HIGH
2,905 students · 09–12
● 52 opp49% FRL
High
OSBOURN PARK HIGH
2,757 students · 09–12
● 54 opp47% FRL
High
GAR-FIELD HIGH
2,550 students · 09–12
● 52 opp63% FRL
High
FREEDOM HIGH
2,345 students · 09–12
● 50 opp63% FRL
High
BATTLEFIELD HIGH
2,322 students · 09–12
● 46 opp12% FRL
High
UNITY REED HIGH
2,316 students · 09–12
● 54 opp62% FRL
High
FOREST PARK HIGH
2,308 students · 09–12
● 44 opp34% FRL
District School Rankings
Location
1800 Horner Rd., Woodbridge, VA 22191
Data Sources & Transparency
Enrollment & Profile
NCES Common Core of Data. Grades, enrollment, demographics, school characteristics. Updated annually.
Funding & Spending
NCES F-33 Finance Survey. District-level spending data. School-level breakdowns are not publicly reported.
Graduation Rate
EDFacts Adjusted Cohort Graduation Rate (ACGR). High schools only. Small cohorts may be range-coded for privacy.
Opportunity Score
Opportunity Atlas (Chetty, Friedman et al., Harvard/Census Bureau). Census tract outcomes for children born in the 1980s.
Fact-Based Rankings
Best-school rankings are computed from federal metrics only — enrollment, per-pupil spending, student-teacher ratio, opportunity score, and graduation rate. No editorial opinion or paid placements.
Equity Data (Coming Soon)
AP access, counselor ratios, and chronic absenteeism from the CRDC will be added in a future update.

Questions to Ask on Your School Visit

Research shows the most important factors are invisible in the data. Here is what to ask when you visit.

Elementary
1
How is early reading and literacy taught?
Look for evidence-based, structured approaches
2
How does the school communicate with families?
Frequency, channels, translation support
3
What support exists for students who fall behind?
Tutoring, intervention programs, IEPs
4
What's the average class size here?
National avg is ~23 for elementary
5
What before/after-school programs are available?
Important for working parents
6
How is student social-emotional wellbeing supported?
Counselors, community circles, conflict resolution
7
What does the school do with student performance data?
How data is used to personalize instruction
8
How would you describe teacher retention here?
High turnover can disrupt continuity of learning
9
What's the culture around student diversity and inclusion?
How differences are celebrated and managed

Frequently Asked Questions

About this school and the data on this page

About This Data

All figures on this page come directly from US federal open datasets — NCES Common Core of Data, EDFacts, and the Opportunity Atlas — and we work hard to keep them accurate and up to date. That said, federal data is published on an annual cycle, so some figures may not yet reflect the very latest school-year changes or local updates. We recommend using this page as a helpful starting point and cross-checking with the school or district directly, or visiting the NCES Common Core of Data and ed.gov for the most authoritative figures before making any important decisions.