
Kirkland
- County:
- King County
- County Seat:
- No
- Area (mi²):
- 17.806
- State:
- Washington
Kirkland is a city located in King County, Washington. Kirkland has a 2025 population of 90,164. Kirkland is currently declining at a rate of -0.57% annually and its population has decreased by -2.78% since the most recent census, which recorded a population of 92,739 in 2020.
The average household income in Kirkland is $209,655 with a poverty rate of 5.98%. The median age in Kirkland is 38.2 years: 36.9 years for males, and 39 years for females.