Marion Flag

Marion

County:
Marion County
County Seat:
Yes
Area (mi²):
25.361
State:
Ohio

Marion is located in Marion County, Ohio. Marion has a 2025 population of 5,509 . It is also the county seat of Marion County . Marion is currently growing at a rate of 0.02% annually but its population has decreased by -0.05% since the most recent census, which recorded a population of 5,512 in 2020.

The average household income in Marion is $77,876 with a poverty rate of 17.22%. The median age in Marion is 37.7 years: 35.7 years for males, and 38.4 years for females. For every 100 females there are 109.3 males.

5.5K
Total Population
217
Density (mi²)
1 0.02%
Growth

Marion 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)