
Carnation
- County:
- King County
- County Seat:
- No
- Area (mi²):
- 1.158
- State:
- Washington
Carnation is a city located in King County, Washington. Carnation has a 2025 population of 2,186. Carnation is currently growing at a rate of 0.23% annually and its population has increased by 1.16% since the most recent census, which recorded a population of 2,161 in 2020.
The average household income in Carnation is $172,757 with a poverty rate of 2.14%. The median age in Carnation is 37.7 years: 38.9 years for males, and 35.5 years for females.