Centreville, IL Profile: Facts & Data


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Centreville, Illinois - Basic Facts

The City of Centreville had a population of 4,878 as of July 1, 2018. Centreville ranks in the lower quartile for 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 Centreville is located at latitude 38.5692 and longitude -90.1223 in St. Clair County. The formal boundaries for the City of Centreville (see map below) encompass a land area of 4.22 sq. miles and a water area of 0.06 sq. miles. St. Clair County is in the Central time zone (GMT -6). The elevation is 413 feet.

The City of Centreville (GNIS ID: 2393791) 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 City of Centreville is located within Township of Centreville, a minor civil division (MCD) of St. Clair County.

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

Alternate Unofficial Names for Centreville: Centerville, Fireworks.

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


Total Population 4,878
Population in Households 4,875
Population in Familes 4,018
Population in Group Qrtrs 3
Population Density1 1,156
Diversity Index2 8


Median Household Income $21,444
Average Household Income $36,724
Per Capita Income $13,830


Total Housing Units 2,344 (100%)
Owner Occupied HU 893 (38.1%)
Renter Occupied HU 977 (41.7%)
Vacant Housing Units 474 (20.2%)
Median Home Value $72,000
Average Home Value $105,006


Total Households 1,870
Average Household Size 2.61
Family Households 1,237
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 -1.04% -0.74%
Households -0.95% -0.71%
Families -0.79% -0.86%
Median Household Income   0.8%
Per Capita Income   1.82%

Centreville, IL - Peer Comparisons by Rank and Percentile

The table below compares Centreville 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 # 344 75th
Population Density # 655 52nd
Diversity Index # 1046 24th
Median Household Income # 1365 0th
Per Capita Income # 1360 1st

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

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