Kendall County IL Information


Kendall County Subdivisions

Kendall County IL Data & Demographics (As of July 1, 2017)


Total Population 123,322
Daytime Population: Workers 33,489
Daytime Population: Residents 57,640
Total Daytime Population (TDP) 91,129
Ratio TDP/Total Population1 0.74
Population in Households 123,114
Population in Familes 109,663
Population in Group Qrtrs 208
Population Density2 385
Diversity Index3 55


Median Household Income $87,551
Average Household Income $104,139
Per Capita Income $34,451


Total Housing Units 42,890 (100%)
Owner Occupied HU 33,972 (79.2%)
Renter Occupied HU 6,752 (15.7%)
Vacant Housing Units 2,166 ( 5.1%)
Median Home Value $229,869
Average Home Value $260,295


Total Households 40,724
Average Household Size 3.02
Family Households 31,964
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 1.0% 1.5%
Households 0.95% 1.47%
Families 0.85% 1.4%
Median Household Income   2.62%
Per Capita Income   2.76%


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, 2017 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 93rd
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.