Unified School District · MA
Arlington School District
Arlington School District is a unified school district in Massachusetts with a community population of 46,350. The median household income is $150,701 and the median age is 41.6.
46,350
Population
9014
People / sq mi
$150,701
Median Income
41.6
Median Age
Arlington School District covers 5 sq mi of land at 9014.0 people per square mile.
Race & Ethnicity
| White | 74.3% |
| Black or African American | 0.0% |
| Asian | 54.0% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$150,701
Median Household Income
$91,718
Per Capita Income
3.8%
Poverty Rate
2.1%
Unemployment
Housing
$933,800
Median Home Value
$2,082
Median Rent
61.6%
Homeownership
Education Attainment
98.0%
High School+
76.1%
Bachelor's+
Other Massachusetts School Districts
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State rankings
Frequently Asked Questions
Arlington School District serves a community with a population of 46,350 according to the latest Census ACS 5-Year estimates. This unified school district is located in Massachusetts.
The median household income in Arlington School District is $150,701, with a per capita income of $91,718. The poverty rate is 3.8%.
Arlington School District is 74.3% White, 0.0% Black or African American, 54.0% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Arlington School District, 98.0% of adults have a high school diploma or higher, and 76.1% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Arlington School District is $933,800, with a median rent of $2,082. The homeownership rate is 61.6%.
More from Massachusetts
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: 2501980).
Arlington School District stands apart on settlement density — it is among the most densely settled of US school districts, at roughly 9,014 people per square mile. With 46,350 residents, Arlington School District is a school district in Massachusetts.
Earnings sit at the high end: a median household income of $150,701, above the US median of $78,538. Only 3.8% of residents live in poverty, below the national 12.4%. Housing is expensive: the median home is worth $933,800, with typical rent around $2,082.
The population is unusually well-credentialed for US school districts — 76.1% of adults have a four-year degree, above the national 35.0%.
That density explains much of the rest of the profile in Arlington School District: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Source: U.S. Census Bureau ACS, 2026.