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Population Review

Census ACS · Washington

ZIP Code 98042

ZIP code 98042 is located in Washington with a population of 48,594. The median household income is $125,554 and the median home value is $613,000.

48,594

Population

$125,554

Median Income

$613,000

Median Home Value

40.0

Median Age

Race & Ethnicity

White64.4%
Black6.2%
Asian0.0%
Hispanic (any race)2.5%

Male: 51.4% · Female: 48.6%

Economy & Income

$125,554

Median Household Income

$54,230

Per Capita Income

2.7%

Poverty Rate

Housing

$613,000

Median Home Value

$2,121

Median Rent

82.4%

Homeownership

Education

92.7%

High School+

33.7%

Bachelor's Degree+

Nearby ZIP Codes

Largest cities in Washington

Part of Washington

Metro areas in Washington

Frequently Asked Questions

ZIP code 98042 in Washington has a population of 48,594 according to latest Census ACS data.

The median household income in ZIP 98042 is $125,554. The per capita income is $54,230. The poverty rate is 2.7%.

ZIP code 98042 is located in Washington.

Data for ZIP Code Tabulation Area (ZCTA) 98042 from the American Community Survey 5-Year estimates. ZCTAs approximately correspond to USPS ZIP code delivery areas but are built from Census blocks and may not match exactly.

Among US ZIP codes, ZIP 98042 stands out first on household income: a median of $125,554, above the US median of $78,538. ZIP 98042 is a ZIP code in Washington with a population of 48,594.

Earnings sit at the high end: a median household income of $125,554, above the US median of $78,538. Only 2.7% of residents live in poverty, below the national 12.4%. Housing is expensive: the median home is worth $613,000, with typical rent around $2,121.

About 33.7% of adults 25 and older have a bachelor’s degree, near the 35.0% national figure.

Taken together, the income and housing figures place ZIP 98042 firmly in the higher-cost, higher-earning tier of US ZIP codes — a profile that tends to track dense job markets and competitive housing.

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