Knox County TN Information


Knox County Subdivisions

Knox County TN Data & Demographics (As of July 1, 2018)


Total Population 465,546
Population in Households 453,421
Population in Familes 351,518
Population in Group Qrtrs 12,125
Population Density1 916
Diversity Index2 34


Median Household Income $52,699
Average Household Income $75,215
Per Capita Income $31,232


Total Housing Units 209,146 (100%)
Owner Occupied HU 119,664 (57.2%)
Renter Occupied HU 71,017 (34.0%)
Vacant Housing Units 18,465 ( 8.8%)
Median Home Value $193,591
Average Home Value $246,949


Total Households 190,681
Average Household Size 2.38
Family Households 116,859
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. 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 0.9% 0.94%
Households 0.89% 0.94%
Families 0.65% 0.78%
Median Household Income   2.0%
Per Capita Income   2.49%


Knox County TN - Peer Comparisons by Rank and Percentile

The table below compares Knox County to the other 95 counties and county equivalents in Tennessee 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 # 3 98th
Population Density # 3 98th
Diversity Index # 23 77th
Median Household Income # 12 88th
Per Capita Income # 4 97th

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