Shelby County IL Information


Shelby County Subdivisions

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


Total Population 21,881
Daytime Population: Workers 6,670
Daytime Population: Residents 11,495
Total Daytime Population (TDP) 18,165
Ratio TDP/Total Population1 0.83
Population in Households 21,676
Population in Familes 17,991
Population in Group Qrtrs 205
Population Density2 29
Diversity Index3 6


Median Household Income $49,551
Average Household Income $61,014
Per Capita Income $25,196


Total Housing Units 10,396 (100%)
Owner Occupied HU 7,094 (68.2%)
Renter Occupied HU 1,913 (18.4%)
Vacant Housing Units 1,389 (13.4%)
Median Home Value $97,858
Average Home Value $125,722


Total Households 9,007
Average Household Size 2.41
Family Households 6,162
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 -0.3% -0.66%
Households -0.32% -0.67%
Families -0.47% -0.76%
Median Household Income   1.25%
Per Capita Income   2.51%


Shelby County IL - Peer Comparisons by Rank and Percentile

The table below compares Shelby 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 # 56 46th
Population Density # 81 22nd
Diversity Index # 100 3rd
Median Household Income # 54 48th
Per Capita Income # 66 36th

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