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Population Review

Unified School District · WA

Lake Washington School District

Lake Washington School District is a unified school district in Washington with a community population of 218,868. The median household income is $170,870 and the median age is 37.4.

218,868

Population

3186

People / sq mi

$170,870

Median Income

37.4

Median Age

Lake Washington School District covers 69 sq mi of land at 3185.7 people per square mile.

Race & Ethnicity

White55.7%
Black or African American0.2%
Asian43.0%
Hispanic or Latino (any race)0.0%

Economy & Income

$170,870

Median Household Income

$95,029

Per Capita Income

3.6%

Poverty Rate

3.3%

Unemployment

Housing

$1,188,900

Median Home Value

$2,430

Median Rent

60.0%

Homeownership

Education Attainment

97.5%

High School+

71.9%

Bachelor's+

Other Washington School Districts

Largest Cities in Washington

Largest Counties in Washington

Congressional Districts in Washington

State rankings

Frequently Asked Questions

Lake Washington School District serves a community with a population of 218,868 according to the latest Census ACS 5-Year estimates. This unified school district is located in Washington.

The median household income in Lake Washington School District is $170,870, with a per capita income of $95,029. The poverty rate is 3.6%.

Lake Washington School District is 55.7% White, 0.2% Black or African American, 43.0% Asian, and 0.0% Hispanic or Latino, per Census ACS data.

In Lake Washington School District, 97.5% of adults have a high school diploma or higher, and 71.9% hold a bachelor's degree or higher, per Census ACS estimates.

The median home value in Lake Washington School District is $1,188,900, with a median rent of $2,430. The homeownership rate is 60.0%.

Data for Lake Washington School District from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 5304230).

Housing cost is the defining feature of Lake Washington School District: the median home is valued at $1,188,900. Lake Washington School District is a school district in Washington with a population of 218,868.

Income is a real outlier — the median household pulls in $170,870, putting Lake Washington School District near the top of US school districts. Only 3.6% of residents live in poverty, below the national 12.4%. Housing is expensive: the median home is worth $1,188,900, with typical rent around $2,430.

The population is unusually well-credentialed for US school districts — 71.9% of adults have a four-year degree, above the national 35.0%.

High housing values reframe the income picture in Lake Washington School District — even solid earnings stretch less against home prices and rents at this level.

Source: U.S. Census Bureau ACS, 2026.