Unified School District · WA
Arlington School District
Arlington School District is a unified school district in Washington with a community population of 33,737. The median household income is $103,670 and the median age is 41.4.
33,737
Population
181
People / sq mi
$103,670
Median Income
41.4
Median Age
Arlington School District covers 186 sq mi of land at 181.1 people per square mile.
Race & Ethnicity
| White | 78.3% |
| Black or African American | 0.0% |
| Asian | 57.0% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$103,670
Median Household Income
$48,521
Per Capita Income
4.2%
Poverty Rate
1.8%
Unemployment
Housing
$629,800
Median Home Value
$1,969
Median Rent
76.5%
Homeownership
Education Attainment
92.9%
High School+
21.7%
Bachelor's+
Other Washington School Districts
Largest Cities in Washington
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Congressional Districts in Washington
State rankings
Frequently Asked Questions
Arlington School District serves a community with a population of 33,737 according to the latest Census ACS 5-Year estimates. This unified school district is located in Washington.
The median household income in Arlington School District is $103,670, with a per capita income of $48,521. The poverty rate is 4.2%.
Arlington School District is 78.3% White, 0.0% Black or African American, 57.0% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Arlington School District, 92.9% of adults have a high school diploma or higher, and 21.7% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Arlington School District is $629,800, with a median rent of $1,969. The homeownership rate is 76.5%.
More from Washington
Data for Arlington School District from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 5300240).
In Arlington School District, home values do the distinguishing — a median of $629,800. Arlington School District is a school district in Washington with a population of 33,737.
Median household income is $103,670, above the US median of $78,538. Poverty is relatively low for US school districts at 4.2%, below the national 12.4%. Housing is expensive: the median home is worth $629,800, with typical rent around $1,969.
Roughly 21.7% of adults have a bachelor’s, below the national 35.0%.
High housing values reframe the income picture in Arlington School District — even solid earnings stretch less against home prices and rents at this level.
Source: U.S. Census Bureau ACS, 2026.