Hamilton County IL Information


Hamilton County Subdivisions

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


Total Population 8,131
Population in Households 8,014
Population in Familes 6,610
Population in Group Qrtrs 117
Population Density1 19
Diversity Index2 9


Median Household Income $43,093
Average Household Income $56,804
Per Capita Income $23,807


Total Housing Units 4,098 (100%)
Owner Occupied HU 2,561 (62.5%)
Renter Occupied HU 829 (20.2%)
Vacant Housing Units 708 (17.3%)
Median Home Value $92,666
Average Home Value $128,778


Total Households 3,390
Average Household Size 2.36
Family Households 2,279
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 -0.48% -0.74%
Households -0.35% -0.66%
Families -0.5% -0.78%
Median Household Income   1.4%
Per Capita Income   1.72%


Hamilton County IL - Peer Comparisons by Rank and Percentile

The table below compares Hamilton 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 # 89 14th
Population Density # 98 5th
Diversity Index # 86 16th
Median Household Income # 92 11th
Per Capita Income # 87 16th

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