Jefferson County KY Information


Jefferson County Subdivisions

Jefferson County KY Data & Demographics (As of July 1, 2016)


Total Population 759,909
Population in Households 744,970
Population in Familes 570,797
Population in Group Qrtrs 14,939
Population Density1 1,998
Diversity Index2 51


Total Households 316,003
Average Household Size 2.36
Family Households 190,073
Average Family Size 3


Total Housing Units 345,228 (100%)
Owner Occupied HU 187,649 (54.4%)
Renter Occupied HU 128,354 (37.2%)
Vacant Housing Units 29,225 ( 8.5%)
Median Home Value $164,998
Average Home Value $211,233


Median Household Income $48,227
Average Household Income $69,092
Per Capita Income $29,046
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.4% 0.52%
Households 0.35% 0.5%
Families 0.09% 0.34%
Median Household Income   2.08%
Per Capita Income   1.77%
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.


Jefferson County KY - Peer Comparisons by Rank and Percentile

The table below compares Jefferson County to the other 120 counties and county equivalents in Kentucky by rank and percentile using July 1, 2016 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 # 1 100th
Population Density1 # 1 100th
Diversity Index2 # 2 99th
Median Household Income # 16 88th
Per Capita Income # 5 97th

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