Marion County OH Information


Marion County Subdivisions

Marion County OH Data & Demographics (As of July 1, 2015)


Total Population 67,046
Population in Households 60,967
Population in Familes 48,966
Population in Group Qrtrs 6,079
Population Density1 166
Diversity Index2 23


Total Households 24,806
Average Household Size 2.46
Family Households 16,625
Average Family Size 3


Total Housing Units 27,834 (100%)
Owner Occupied HU 16,401 (58.9%)
Renter Occupied HU 8,405 (30.2%)
Vacant Housing Units 3,028 (10.9%)
Median Home Value $109,209
Average Home Value $131,556


Median Household Income $42,562
Average Household Income $54,351
Per Capita Income $20,549
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.16% 0.03%
Households 0.09% 0.06%
Families -0.24% -0.15%
Median Household Income   3.29%
Per Capita Income   2.4%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


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, 2015 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 # 38 58th
Population Density1 # 31 66th
Diversity Index2 # 27 70th
Median Household Income # 56 38th
Per Capita Income # 67 25th

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