Census ACS · Washington
ZIP Code 98115
ZIP code 98115 is located in Washington with a population of 54,248. The median household income is $148,190 and the median home value is $1,041,500.
54,248
Population
$148,190
Median Income
$1,041,500
Median Home Value
37.2
Median Age
Race & Ethnicity
| White | 74.3% |
| Black | 1.8% |
| Asian | 0.0% |
| Hispanic (any race) | 1.5% |
Male: 49.2% · Female: 50.8%
Economy & Income
$148,190
Median Household Income
$86,124
Per Capita Income
2.3%
Poverty Rate
Housing
$1,041,500
Median Home Value
$2,118
Median Rent
59.3%
Homeownership
Education
99.0%
High School+
78.3%
Bachelor's Degree+
Nearby ZIP Codes
Largest cities in Washington
Part of Washington
Metro areas in Washington
Frequently Asked Questions
ZIP code 98115 in Washington has a population of 54,248 according to latest Census ACS data.
The median household income in ZIP 98115 is $148,190. The per capita income is $86,124. The poverty rate is 2.3%.
ZIP code 98115 is located in Washington.
More from Washington
Data for ZIP Code Tabulation Area (ZCTA) 98115 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.
Educational attainment is the headline number in ZIP 98115: 78.3% of adults 25 and older have a four-year degree. With 54,248 residents, ZIP 98115 is a ZIP code in Washington.
Income is a real outlier — the median household pulls in $148,190, putting ZIP 98115 near the top of US ZIP codes. Only 2.3% of residents live in poverty, below the national 12.4%. Real estate commands a premium here — a median home value of $1,041,500, with typical rent around $2,118.
The population is unusually well-credentialed for US ZIP codes — 78.3% of adults have a four-year degree, above the national 35.0%.
The education numbers are the throughline: a college-heavy population in ZIP 98115 usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Source: U.S. Census Bureau ACS, 2026.