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SCHOOL COMMUNITY·ARLINGTON COUNTY PUBLIC SCHOOLS·NCES 510027000090

Escuela Key Elementary

855 N. Edison Street, Arlington, VA 22205 · (703) 228-4210 · Arlington County
GRADES PK–05ELEMENTARY12-CITYREGULAR SCHOOL572 STUDENTS
Enrollment
572
Elementary
DISTRICT 516 · STATE 499
Student : Teacher
14.1:1
41 FTE teachers
DISTRICT 12.4:1 · STATE 13.8:1
Free / Reduced Lunch
28%
161 students
DISTRICT 31% · 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, 2024-25

GradeStudentsShare
Pre-K305%
Kindergarten9416%
Grade 19617%
Grade 29216%
Grade 39517%
Grade 48615%
Grade 57914%

This year's kindergarten class (94) is 19% larger than its 5th grade class (79).

Student demographics
59%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 71% · STATE 71% · US 70%
White
16829%
DISTRICT 41% · STATE 43% · US 43%
Hispanic
32256%
DISTRICT 31% · STATE 20% · US 30%
Black
142%
DISTRICT 11% · STATE 21% · US 15%
Asian
193%
DISTRICT 9% · STATE 8% · US 6%
Two+
488%
DISTRICT 8% · STATE 7% · US 5%
Pacific Islander
10%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
25945%
Female
31355%

Discussions

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Test scores

SOL 2024-25 . % Passing
English Language Arts
79.0%
VA avg 74.2% . +0.0pp since 2022
Math
83.0%
VA avg 72.7% . +10.0pp since 2022

What this means: On the SOL, Virginia's statewide test, about 79 of every 100 students at this school read and write at grade level and about 83 of 100 do math at grade level. Across all Virginia schools, those numbers are about 74 and 73. Reading and writing scores have held steady since 2022, while math scores are up about 10 points.

SOL results by year

School yearEnglish Language ArtsMath
2024-2579.0%83.0%
2023-2482.0%77.0%
2022-2379.0%73.0%
% Passing, all students and all tested grades.
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
77.4%
composite math + reading, all grades
Predicted
80.4%
based on VA schools with similar FRL share
Beats by
-3.1pp
below demographic expectation

What this means: About 77% of students here test proficient in math and reading, compared with the roughly 80% typical for Virginia schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Virginia's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Escuela Key Elementary

Escuela Key Elementary's state test result (77.4% proficient) is higher than 5 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Escuela Key Elementary this school57228.1%77.4%
Claremont Immersion
Arlington
59537.8%77.0%
Rose Hill Elementary
Alexandria
67142.6%63.2%
Dranesville Elementary
Herndon
61047.4%66.0%
Mount Vernon Elementary
Alexandria
93341.2%56.8%
Virginia Run Elementary
Centreville
72441.3%69.2%
Matched among Virginia elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Escuela Key Elementary ranks

Among elementary schools
MeasureThis schoolIn VirginiaIn Arlington County
State test proficiency
ranked highest first
77.4%#381 of 1,101#14 of 25
Math proficiency
ranked highest first
83.0%#302 of 1,111
▲ 120
#13 of 25
▲ 2
Reading proficiency
ranked highest first
79.0%#343 of 1,111
▼ 85
#12 of 25
no change
Enrollment
ranked largest first
572#419 of 1,176#10 of 26
Students per teacher
ranked fewest first
14.1:1#593 of 1,105#16 of 25
Diversity index
ranked most diverse first
58.8%#597 of 1,106#18 of 25
Free and reduced lunch
ranked highest share first
28.1%#955 of 1,157#16 of 25
Enrollment change since 2017-18
ranked steepest decline first
-22.6%#127 of 759#6 of 19
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
572
-127 (-18%) vs 2020
+12% since 1990-91, when it was 509
Student : Teacher
14.1:1
was 15.9:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2557240.514.1:128% (161)
2023-245794114.1:134% (199)
2022-2361846.513.3:133% (201)
2020-216994415.9:1N/A
2017-1873951.214.4:142% (308)
2015-167144715.2:144% (314)
2010-116564315.3:133% (214)
2000-016034513.4:147% (281)
1990-915093514.5:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Escuela Key Elementary.

Since 2017-18: students down 23% (739 to 572); teachers down 21% (51.2 to 40.5).

About Escuela Key Elementary

Escuela Key Elementary is one of the public schools in Arlington, Virginia. It is a mid-sized elementary school. The school has 572 students in 2024-25 across pre-K through 5.

Arlington County Public Schools has 36 schools; together they serve 27,950 students.

Hispanic students are 56% of those enrolled at Escuela Key Elementary. Beyond that, enrollment is 29% White, 8% multiracial, 3% Asian, and 2% Black. In Arlington County overall, about 16% of residents are Hispanic. On a 0 to 100 scale, the school's diversity index is 59, compared with 70 nationally.

Its staff includes 40.5 full-time-equivalent teachers, for about 14.1 students per teacher. The average for elementary schools in Virginia is about 13.8:1. Escuela Key Elementary has a free or reduced-price lunch rate of 28%. Public schools in Arlington County average a similar 31%.

BeatsExpectations compares each school's average proficiency rate across its state test results with a prediction based on free or reduced-price lunch eligibility. For Escuela Key Elementary, the prediction is 80.4% and the result is 77.4%.

The school is in Arlington County, where the median household earns about $142,114 a year, about 77% of adults have at least a bachelor's degree, and roughly 4% of residents are in poverty. Across Arlington County, 42 public schools serve about 27,950 students.

Escuela Key Elementary's closest public school neighbor is Arlington Community High, about 0.4 miles away. Counting only straight-line distance, at least 8 other public schools are within five miles. On proficiency, Escuela Key Elementary is behind the 80.1% nearby average, ranking 5th of 8.

Escuela Key Elementary is coded as City: Mid-size in federal locale data.

In 2024-25, the school enrolled 572, down from 699 in 2020-21. The number of students per teacher dropped from 15.9 to 14.1 over 4 years.

This community page is for conversations about fundraisers, report cards, and school supplies. Teachers and staff are welcome to share updates too.

Arlington County at a glance

View full county profile
Population
236,254
Census ACS
Median income
$142,114
Household, ACS
Bachelor's+
77%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
42
27,950 students

Quick facts

School name
Escuela Key Elementary
District
Arlington County Public Schools
Address
855 N. Edison Street, Arlington, VA 22205
Phone
(703) 228-4210
County
Arlington County
Level
Elementary
Grade range
PK–05
Total enrollment
572
Teachers (FTE)
41
Student–teacher ratio
14.1:1
Free and reduced lunch
161 (28%)
Locale
12-City: Mid-size
NCES ID
510027000090
Charter school
No
Virtual school
No

Related schools

Other schools in Arlington County Public Schools
Other schools in Arlington
Nearby schools

Frequently asked questions

About Escuela Key Elementary
How large is Escuela Key Elementary?
Escuela Key Elementary enrolls approximately 572 students in grades PK-05.
Is Escuela Key Elementary an elementary, middle, or high school?
Escuela Key Elementary is an elementary school covering grades PK-05.
How many teachers does Escuela Key Elementary have?
Escuela Key Elementary employs 41 FTE teachers, for a student-to-teacher ratio of 14.1:1.
What is the student diversity at Escuela Key Elementary?
Student demographics at Escuela Key Elementary are roughly 29% White, 56% Hispanic, 2% Black, 3% Asian, 8% Two or more.
What district is Escuela Key Elementary in?
Escuela Key Elementary is part of Arlington County Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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