What is the population of Chillicothe?

The population of Chillicothe, IL is 5,955.

Where is Chillicothe located?

Chillicothe, IL is located at latitude 40.9222600 and longitude -89.4862000. It is in United States.

What is the area of Chillicothe?

The area of Chillicothe, IL is 20.44 km².

What is the elevation of Chillicothe?

Chillicothe, IL has an elevation of 153 meters (502 feet) above sea level.

What time zone is Chillicothe in?

Chillicothe, IL is in the America/Chicago time zone.

What state is Chillicothe in?

Chillicothe is in the state of Illinois, United States.

What county is Chillicothe, IL in?

Chillicothe is in Peoria County, Illinois.

How has the population of Chillicothe changed?

The population of Chillicothe, IL has decreased from 6,097 (2010) to 5,955 (2020), a change of -2.3%.

Chillicothe, Illinois

Chillicothe: civil township in northeast Peoria County, Illinois

About

Chillicothe is a township located in the county of Peoria in the U.S. state of Illinois. Its population at the 2010 census was 6,097 and a population density of 298 people per km². After 10 years in 2020 city had an estimated population of 5,955 inhabitants.

Chillicothe locator map — Location of Chillicothe on Illinois map.

Quick Facts about Chillicothe

Population	5,955 (2020)
Country	United States of America
State	Illinois (United States)
County	Peoria County
Area	20.44 km²
Latitude & Longitude	40.9223,-89.4862
Time Zone	America/Chicago
Local time	18:05:30 (22nd April 2026)
Postal code	61523
Density	291 Pop. per km² as of 2020
Population growth	-2.38% (2010-2020)
Weather	78℉ Sunny 7-days weather

Map highlighting Chillicothe Township Peoria County Illinois locator map image

Geography

Chillicothe is located at 40°55'20"N 89°29'10"W (40.9222600, -89.4862000).

Chillicothe map

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Weather

78°F

Sunny

6 mph SW Wednesday

Sunny, with a high near 78. Southwest wind around 6 mph.

7-Day Forecast

Demographics

According to census records, the population of Chillicothe decreased by 2.38% in 10 years.

Year	Population	% Change	Method
2010	6,097	-	census
2011	6,117	0.33%	estimation process
2012	6,130	0.21%	estimation process
2013	6,181	0.83%	estimation process
2014	6,145	-0.59%	estimation process
2015	6,236	1.46%	estimation process
2016	6,210	-0.42%	estimation process
2017	6,135	-1.22%	estimation process
2018	6,078	-0.94%	estimation process
2019	6,016	-1.03%	estimation process
2020	5,955	-1.02%	estimation process

Chillicothe zip code is 61523. County name: Peoria, County fips: 17143

La Salle Prairie

Best Things to Do in Chillicothe

1Three Sisters Park

Rating: 4.6 (415)

17189 IL-29, Chillicothe, IL 61523, United States View details

Phone: +13092748837 | Website available

2Coal Hollow Park

Rating: 4.6 (33)

22004 N Yankee Ln, Chillicothe, IL 61523, United States View details

Phone: +13092743409 | Website available

3Rock Island Railroad Museum

Rating: 4.4 (15)

N 3rd St, Chillicothe, IL 61523, United States View details

Services and Civic Places in Chillicothe

1Chillicothe City Hall

Rating: 4.6 (5)

908 N 2nd St, Chillicothe, IL 61523 View details

Phone: +13092742020 | Website available

Nearby Schools and Colleges

Schools and campuses linked to Chillicothe, IL. Select a name to open its map and contact details.

Code	Name	City	ZIP
147165	Midstate College	Peoria (IL)	61614-3595
454999	Tricoci University of Beauty Culture-Peoria	Peoria (IL)	61614
147129	Methodist College	Peoria (IL)	61615
145682	Illinois Central College	East Peoria (IL)	61635-0001
148575	Saint Francis Medical Center College of Nursing	Peoria (IL)	61603-3783

Nearby Transit Stations (14)

Rail and bus stations connected to Chillicothe, IL. Select a station to open its map and address details.

Code	Name	Address	Type
PIA	Peoria, Illinois	6100 West Everett M. Dirksen Parkway	BUS
KEE	Kewanee	Loomis and North Tremont Sts.	RAIL
PCT	Princeton	107 Bicentennial Dr.	RAIL
BNL	Uptown Station	100 East Parkinson St.	RAIL
PON	Pontiac station	721 West Washington St.	RAIL

Other places with the same name (4)

Chillicothe, Ohio city in and the county seat of Ross County, Ohio, United States with a population of 21,647 people.
Chillicothe, Missouri city in Missouri with a population of 8,915 people.
Chillicothe, Texas small city in Texas with a population of 686 people.
Chillicothe, Iowa City in Wapello County, Iowa, United States with a population of 97 people.

Other cities in Peoria County

Cities, towns, neighborhoods & other populated places in Peoria County , IL. (more)

City Name	Population	Title
Peoria	109,428	The third most populous city in Illinois.
Kickapoo	6,907	Township in Peoria County, Illinois
Bartonville	6,049	Village in Peoria County, Illinois
North Peoria	6,000	A census-designated place in Peoria County, Illinois.
Peoria Heights	5,722	Village in eastern Peoria County, Illinois
West Peoria	4,409	City in Peoria County, Illinois
Bellevue	2,037	Village in Illinois, United States
Elmwood	1,995	City in Peoria County, Illinois, United States
Hollis	1,803	Township in Peoria County, Illinois
Princeville	1,663	Township in Peoria County, Illinois
Rome	1,596	Unincorporated census-designated place in Illinois, United States
Dunlap	1,440	Village in Illinois, USA
Hanna City	1,182	Human settlement in United States of America
Akron	1,023	City in United States of America
Trivoli	976	Civil township in western Peoria County, Illinois
Glasford	949	Human settlement in Illinois, United States of America

Distance to Other Cities

Chillicothe distances to largest Illinois cities