Centreville, IL Profile: Facts, Map & Data


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Centreville, Illinois - Basic Facts

The City of Centreville had a population of 4,910 as of July 1, 2015.

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, 2015.

Alternate Unofficial Names for Centreville: Centerville, Fireworks.

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


City of Centreville, IL Boundary Map

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Boundary Maps: Township of Centreville | St. Clair County | Illinois Counties

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


Total Population 4,910
Population in Households 4,907
Population in Familes 4,039
Population in Group Qrtrs 3
Population Density1 1,159
Diversity Index2 8


Total Households 1,892
Average Household Size 2.59
Family Households 1,257
Average Family Size 3


Total Housing Units 2,344 (100%)
Owner Occupied HU 899 (38.4%)
Renter Occupied HU 993 (42.4%)
Vacant Housing Units 452 (19.3%)
Median Home Value $73,466
Average Home Value $90,535


Median Household Income $22,091
Average Household Income $32,300
Per Capita Income $12,232
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -1.48% -0.85%
Households -1.19% -0.73%
Families -0.93% -0.91%
Median Household Income   2.03%
Per Capita Income   1.89%
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.


Centreville, IL - Peer Comparisons by Rank and Percentile

The table below compares Centreville to the other 1,367 incorporated cities, towns and CDPs 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 # 345 75th
Population Density1 # 664 51st
Diversity Index2 # 1011 26th
Median Household Income # 1362 0th
Per Capita Income # 1355 1st

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