
Fairwood
- County:
- King County
- County Seat:
- No
- Area (mi²):
- 4.743
- State:
- Washington
Fairwood is a CDP located in King County, Washington. Fairwood has a 2025 population of 18,490. Fairwood is currently declining at a rate of -0.22% annually and its population has decreased by -4.69% since the most recent census, which recorded a population of 19,400 in 2020.
The average household income in Fairwood is $145,483 with a poverty rate of 9.41%. The median age in Fairwood is 38.5 years: 38.4 years for males, and 38.6 years for females.