Marion County KY Information


Marion County Subdivisions

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


Total Population 19,452
Population in Households 18,950
Population in Familes 15,695
Population in Group Qrtrs 502
Population Density2 57
Diversity Index3 26


Median Household Income $37,575
Average Household Income $55,290
Per Capita Income $21,960


Total Housing Units 8,426 (100%)
Owner Occupied HU 5,063 (60.1%)
Renter Occupied HU 2,512 (29.8%)
Vacant Housing Units 851 (10.1%)
Median Home Value $124,048
Average Home Value $148,301


Total Households 7,575
Average Household Size 2.5
Family Households 5,139
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 -0.23% 0.26%
Households 0.35% 0.31%
Families 0.16% 0.2%
Median Household Income   0.74%
Per Capita Income   1.96%


Marion County KY - Peer Comparisons by Rank and Percentile

The table below compares Marion County to the other 120 counties and county equivalents in Kentucky 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 # 60 51st
Population Density # 65 47th
Diversity Index # 22 83rd
Median Household Income # 72 41st
Per Capita Income # 60 51st

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