Henry County IL Information


Henry County Subdivisions

Henry County IL Data & Demographics (As of July 1, 2016)


Total Population 49,983
Population in Households 49,259
Population in Familes 40,693
Population in Group Qrtrs 724
Population Density1 61
Diversity Index2 22


Total Households 20,336
Average Household Size 2.42
Family Households 13,989
Average Family Size 3


Total Housing Units 22,153 (100%)
Owner Occupied HU 15,567 (70.3%)
Renter Occupied HU 4,769 (21.5%)
Vacant Housing Units 1,817 ( 8.2%)
Median Home Value $103,211
Average Home Value $140,396


Median Household Income $51,174
Average Household Income $66,181
Per Capita Income $27,436
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.16% -0.26%
Households -0.03% -0.17%
Families -0.18% -0.27%
Median Household Income   -0.69%
Per Capita Income   1.2%
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.


Henry County IL - Peer Comparisons by Rank and Percentile

The table below compares Henry County to the other 102 counties and county equivalents in Illinois 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 # 31 71st
Population Density1 # 43 59th
Diversity Index2 # 48 54th
Median Household Income # 32 70th
Per Capita Income # 27 75th

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