119th Congress · WA-1
Washington's 1st Congressional District
Washington's 1st Congressional District (WA-1) has a population of 773,262. The median household income is $131,931 and the median age is 37.4.
773,262
Population
2328
People / sq mi
$131,931
Median Income
37.4
Median Age
WA-1 covers 332 sq mi of land at 2328.4 people per square mile.
Race & Ethnicity
| White | 62.5% |
| Black or African American | 2.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.1% |
Economy & Income
$131,931
Median Household Income
$68,132
Per Capita Income
4.0%
Poverty Rate
2.8%
Unemployment
Housing
$769,500
Median Home Value
$2,241
Median Rent
63.2%
Homeownership
Education
95.2%
High School+
51.8%
Bachelor's+
Other Washington Congressional Districts
Largest cities in Washington
Largest counties in Washington
State rankings
Frequently Asked Questions
Washington's 1st Congressional District (WA-1) has a population of 773,262 according to the latest Census ACS 5-Year estimates. Each US Congressional District is drawn to be roughly equal in population (~760K people).
The median household income in Washington's 1st Congressional District is $131,931, with a per capita income of $68,132.
Washington's 1st Congressional District is 62.5% White, 2.5% Black, 0.0% Asian, and 2.1% Hispanic or Latino, per Census ACS data.
More from Washington
Data for Washington's 1st Congressional District (119th Congress) from the American Community Survey 5-Year estimates. Land area from the Census Gazetteer files. Congressional districts are redrawn after each decennial Census; the 119th Congress (current) uses post-2020 boundaries.
What sets Washington's 1st Congressional District apart is money: median household income runs $131,931, above the US median of $78,538. With 773,262 residents, Washington's 1st Congressional District is a congressional district in Washington.
Earnings sit at the high end: a median household income of $131,931, above the US median of $78,538. Poverty is among the lowest of comparable US congressional districts, at 4.0% — below the national 12.4%. Housing is expensive: the median home is worth $769,500, with typical rent around $2,241.
Washington's 1st Congressional District is among the best-educated US congressional districts: 51.8% of adults 25 and older hold a bachelor’s degree, above the national 35.0%.
Taken together, the income and housing figures place Washington's 1st Congressional District firmly in the higher-cost, higher-earning tier of US congressional districts — a profile that tends to track dense job markets and competitive housing.
Source: U.S. Census Bureau ACS, 2026.