Chester, IL Profile: Facts & Data


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Chester, Illinois - Basic Facts

The City of Chester had a population of 8,563 as of July 1, 2018. Chester ranks in the upper 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 Chester is located at latitude 37.9256 and longitude -89.8277 in Randolph County. The formal boundaries for the City of Chester (see map below) encompass a land area of 5.81 sq. miles and a water area of 0.02 sq. miles. Randolph County is in the Central time zone (GMT -6). The elevation is 669 feet.

The City of Chester (GNIS ID: 2393819) 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 Chester is located within Chester Election Precinct, a minor civil division (MCD) of Randolph County.

Beneath the boundary map are tables with Chester 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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Chester, IL Data & Demographics (As of July 1, 2018)


Total Population 8,563
Population in Households 4,806
Population in Familes 3,830
Population in Group Qrtrs 3,757
Population Density1 1,475
Diversity Index2 55


Median Household Income $52,953
Average Household Income $62,726
Per Capita Income $19,315


Total Housing Units 2,174 (100%)
Owner Occupied HU 1,305 (60.0%)
Renter Occupied HU 617 (28.4%)
Vacant Housing Units 252 (11.6%)
Median Home Value $91,384
Average Home Value $120,000


Total Households 1,922
Average Household Size 2.5
Family Households 1,192
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 -0.03% -0.3%
Households -0.49% -0.44%
Families -0.55% -0.59%
Median Household Income   0.75%
Per Capita Income   1.21%

Chester, IL - Peer Comparisons by Rank and Percentile

The table below compares Chester 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 # 247 82nd
Population Density # 477 65th
Diversity Index # 153 89th
Median Household Income # 754 45th
Per Capita Income # 1309 4th

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

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