Kendall County IL Information


Kendall County Subdivisions

Kendall County IL Data & Demographics (As of July 1, 2018)


Total Population 124,957
Population in Households 124,749
Population in Familes 111,334
Population in Group Qrtrs 208
Population Density1 390
Diversity Index2 55


Median Household Income $90,455
Average Household Income $107,849
Per Capita Income $35,835


Total Housing Units 43,746 (100%)
Owner Occupied HU 36,023 (82.3%)
Renter Occupied HU 5,426 (12.4%)
Vacant Housing Units 2,297 ( 5.3%)
Median Home Value $235,883
Average Home Value $265,825


Total Households 41,449
Average Household Size 3.01
Family Households 32,483
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 1.04% 1.42%
Households 1.05% 1.43%
Families 0.94% 1.35%
Median Household Income   2.06%
Per Capita Income   2.62%


Kendall County IL - Peer Comparisons by Rank and Percentile

The table below compares Kendall County to the other 102 counties and county equivalents in Illinois 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 # 16 85th
Population Density # 9 92nd
Diversity Index # 7 94th
Median Household Income # 1 100th
Per Capita Income # 5 96th

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