
Cathcart
- County:
- Snohomish County
- County Seat:
- No
- Area (mi²):
- 3.864
- State:
- Washington
Cathcart is a CDP located in Snohomish County, Washington. Cathcart has a 2025 population of 2,017. Cathcart is currently declining at a rate of -1.42% annually and its population has decreased by -11.46% since the most recent census, which recorded a population of 2,278 in 2020.
The average household income in Cathcart is $128,262 with a poverty rate of 3.78%. The median age in Cathcart is 48.2 years: 48.8 years for males, and 46.4 years for females.