Marysville Flag

Marysville

County:
Union County
County Seat:
Yes
Area (mi²):
16.277
State:
Ohio

Marysville is a city located in Union County, Ohio. Marysville has a 2025 population of 30,169 . It is also the county seat of Union County . Marysville is currently growing at a rate of 3.05% annually and its population has increased by 17.38% since the most recent census, which recorded a population of 25,702 in 2020.

The average household income in Marysville is $107,891 with a poverty rate of 7.35%. The median age in Marysville is 36.7 years: 36.1 years for males, and 37.1 years for females. For every 100 females there are 81.9 males.

30.2K
Total Population
1,853
Density (mi²)
893 3.05%
Growth

Marysville Population

Demographics

Economics and Income Statistics

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)