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+
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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).
The this entity record above pulls directly from the U.S. Census Bureau ACS and decennial files. What follows is the per-entity context — how this entity sits in the broader U.S. population demographics distribution and which underlying factors drive the headline numbers.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. states, metros, cities, and ZIPs. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: U.S. Census Bureau ACS, 2026.