
Maltby
- County:
- Snohomish County
- County Seat:
- No
- Area (mi²):
- 19.312
- State:
- Washington
Maltby is a CDP located in Snohomish County, Washington. Maltby has a 2025 population of 11,476. Maltby is currently growing at a rate of 0.38% annually but its population has decreased by -3.12% since the most recent census, which recorded a population of 11,845 in 2020.
The average household income in Maltby is $202,080 with a poverty rate of 2.47%. The median age in Maltby is 45.7 years: 44 years for males, and 46.4 years for females.