DuPage County IL Information


DuPage County Subdivisions

DuPage County IL Data & Demographics (As of July 1, 2015)


Total Population 922,956
Population in Households 910,816
Population in Familes 772,106
Population in Group Qrtrs 12,140
Population Density1 2,818
Diversity Index2 56


Total Households 341,275
Average Household Size 2.67
Family Households 238,927
Average Family Size 3


Total Housing Units 360,484 (100%)
Owner Occupied HU 248,395 (68.9%)
Renter Occupied HU 92,880 (25.8%)
Vacant Housing Units 19,209 ( 5.3%)
Median Home Value $295,974
Average Home Value $356,774


Median Household Income $80,251
Average Household Income $108,066
Per Capita Income $40,131
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.12% 0.31%
Households 0.23% 0.35%
Families 0.07% 0.25%
Median Household Income   2.71%
Per Capita Income   2.49%
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.


DuPage County IL - Peer Comparisons by Rank and Percentile

The table below compares DuPage County to the other 102 counties and county equivalents in Illinois by rank and percentile using July 1, 2015 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 # 2 99th
Population Density1 # 2 99th
Diversity Index2 # 5 96th
Median Household Income # 3 98th
Per Capita Income # 2 99th

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