Chillicothe, IL Profile: Facts, Map & Data


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Chillicothe, Illinois - Basic Facts

The City of Chillicothe had a population of 6,120 as of July 1, 2015.

The primary coordinate point for Chillicothe is located at latitude 40.916 and longitude -89.5026 in Peoria County. The formal boundaries for the City of Chillicothe (see map below) encompass a land area of 5.13 sq. miles and a water area of 0.28 sq. miles. Peoria County is in the Central time zone (GMT -6). The elevation is 502 feet.

The City of Chillicothe (GNIS ID: 2393515) 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 Chillicothe is located within Township of Chillicothe, a minor civil division (MCD) of Peoria County.

Beneath the boundary map are tables with Chillicothe 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 Chillicothe: La Salle Prairie.

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 Chillicothe, IL Boundary Map

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Boundary Maps: Township of Chillicothe | Peoria County | Illinois Counties

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


Total Population 6,120
Population in Households 6,094
Population in Familes 4,868
Population in Group Qrtrs 26
Population Density1 1,193
Diversity Index2 16


Total Households 2,582
Average Household Size 2.36
Family Households 1,664
Average Family Size 3


Total Housing Units 2,753 (100%)
Owner Occupied HU 1,887 (68.5%)
Renter Occupied HU 696 (25.3%)
Vacant Housing Units 171 ( 6.2%)
Median Home Value $138,218
Average Home Value $156,435


Median Household Income $53,816
Average Household Income $65,124
Per Capita Income $27,705
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.07% 0.28%
Households 0.23% 0.31%
Families 0.17% 0.14%
Median Household Income   2.43%
Per Capita Income   2.44%
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.


Chillicothe, IL - Peer Comparisons by Rank and Percentile

The table below compares Chillicothe 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 # 302 78th
Population Density1 # 641 53rd
Diversity Index2 # 552 60th
Median Household Income # 635 54th
Per Capita Income # 465 66th

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