Marion County OH Information


Marion County Subdivisions

Marion County OH Data & Demographics (As of July 1, 2018)


Total Population 66,047
Population in Households 59,773
Population in Familes 48,201
Population in Group Qrtrs 6,274
Population Density2 164
Diversity Index3 24


Median Household Income $47,229
Average Household Income $58,449
Per Capita Income $21,992


Total Housing Units 27,834 (100%)
Owner Occupied HU 16,335 (58.7%)
Renter Occupied HU 7,946 (28.5%)
Vacant Housing Units 3,553 (12.8%)
Median Home Value $106,891
Average Home Value $133,843


Total Households 24,281
Average Household Size 2.46
Family Households 16,276
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population -0.08% -0.39%
Households -0.2% -0.4%
Families -0.41% -0.54%
Median Household Income   2.36%
Per Capita Income   3.05%


Marion County OH - Peer Comparisons by Rank and Percentile

The table below compares Marion County to the other 88 counties and county equivalents in Ohio by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 39 57th
Population Density # 32 65th
Diversity Index # 26 72nd
Median Household Income # 62 31st
Per Capita Income # 80 10th

Additional comparisons and rankings can be made with a VERY EASY TO USE Ohio Census Data Comparison Tool.