
Bellevue
- County:
- King County
- County Seat:
- No
- Area (mi²):
- 33.468
- State:
- Washington
Bellevue is a city located in King County, Washington. Bellevue has a 2025 population of 151,436. Bellevue is currently declining at a rate of -0.05% annually and its population has decreased by -0.23% since the most recent census, which recorded a population of 151,780 in 2020.
The average household income in Bellevue is $224,401 with a poverty rate of 7.27%. The median age in Bellevue is 38.3 years: 36.8 years for males, and 39.8 years for females.