Willowbrook, IL Profile: Facts, Map & Data


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Willowbrook, Illinois - Basic Facts

The Village of Willowbrook had a population of 8,707 as of July 1, 2016. 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, 2016.

Neighborhood Data

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Village of Willowbrook, IL Boundary Map

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


Total Population 8,707
Population in Households 8,566
Population in Familes 6,485
Population in Group Qrtrs 141
Population Density1 3,236
Diversity Index2 51


Total Households 4,114
Average Household Size 2.08
Family Households 2,276
Average Family Size 3


Total Housing Units 4,411 (100%)
Owner Occupied HU 2,837 (64.3%)
Renter Occupied HU 1,277 (29.0%)
Vacant Housing Units 297 ( 6.7%)
Median Home Value $293,436
Average Home Value $369,922


Median Household Income $64,155
Average Household Income $98,168
Per Capita Income $44,913
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.32% 0.41%
Households 0.33% 0.41%
Families 0.98% 0.28%
Median Household Income   2.18%
Per Capita Income   1.35%
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.

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, 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 # 246 82nd
Population Density1 # 130 91st
Diversity Index2 # 174 87th
Median Household Income # 307 78th
Per Capita Income # 69 95th

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

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