Willowbrook, IL Profile: Facts, Map & Data


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Willowbrook, Illinois - Basic Facts

The Village of Willowbrook had a population of 8,653 as of July 1, 2018. Willowbrook ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Willowbrook is located at latitude 41.7619 and longitude -87.9459 in DuPage County. The formal boundaries for the Village of Willowbrook (see map below) encompass a land area of 2.69 sq. miles and a water area of 0.05 sq. miles. DuPage County is in the Central time zone (GMT -6). The elevation is 732 feet.

The Village of Willowbrook (GNIS ID: 2399702) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Willowbrook is located within Township of Downers Grove, a minor civil division (MCD) of DuPage County.

Beneath the boundary map are tables with Willowbrook population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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Village of Willowbrook, IL Boundary Map

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


Total Population 8,653
Population in Households 8,504
Population in Familes 6,462
Population in Group Qrtrs 149
Population Density2 3,216
Diversity Index3 52


Median Household Income $71,126
Average Household Income $107,755
Per Capita Income $49,322


Total Housing Units 4,402 (100%)
Owner Occupied HU 2,762 (62.7%)
Renter Occupied HU 1,338 (30.4%)
Vacant Housing Units 302 ( 6.9%)
Median Home Value $304,132
Average Home Value $390,223


Total Households 4,100
Average Household Size 2.07
Family Households 2,258
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 0.16% 0.15%
Households 0.21% 0.19%
Families 0.65% 0.05%
Median Household Income   1.7%
Per Capita Income   1.81%

Willowbrook, IL - Peer Comparisons by Rank and Percentile

The table below compares Willowbrook to the other 1,368 incorporated cities, towns and CDPs 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 # 244 82nd
Population Density # 128 91st
Diversity Index # 176 87th
Median Household Income # 278 80th
Per Capita Income # 58 96th

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

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