
Marysville
- County:
- Snohomish County
- County Seat:
- No
- Area (mi²):
- 20.753
- State:
- Washington
Marysville is a city located in Snohomish County, Washington. Marysville has a 2025 population of 74,206. Marysville is currently growing at a rate of 0.88% annually and its population has increased by 4.54% since the most recent census, which recorded a population of 70,981 in 2020.
The average household income in Marysville is $115,850 with a poverty rate of 7.45%. The median age in Marysville is 37.4 years: 35.9 years for males, and 38.9 years for females.