What is the population of Sullivan?

The population of Sullivan, IL is 4,400.

Where is Sullivan located?

Sullivan, IL is located at latitude 39.5994800 and longitude -88.6078400. It is in United States.

What is the area of Sullivan?

The area of Sullivan, IL is 7 km².

What is the elevation of Sullivan?

Sullivan, IL has an elevation of 205 meters (673 feet) above sea level.

What time zone is Sullivan in?

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

What state is Sullivan in?

Sullivan is in the state of Illinois, United States.

What county is Sullivan, IL in?

Sullivan is in Moultrie County, Illinois.

How has the population of Sullivan changed?

The population of Sullivan, IL has decreased from 4,440 (2010) to 4,400 (2020), a change of -0.9%.

Sullivan, Illinois

Sullivan: city in Illinois

About

Sullivan is a city located in the county of Moultrie in the U.S. state of Illinois. Its population at the 2010 census was 4,440 and a population density of 634 people per km². After 10 years in 2020 city had an estimated population of 4,400 inhabitants.

The city was created 181 years ago in 1844.

Sullivan locator map — Location of Sullivan on Illinois map.

Quick Facts about Sullivan

Population	4,400 (2020)
Country	United States of America
State	Illinois (United States)
County	Moultrie County
Postal code	61951
Phone Area Codes	217
Area	7 km²
Latitude & Longitude	39.5995,-88.6078
Named for	Sullivan's Island
Altitude	673 feet / 205 meters
Capital city	Sullivan is capital of Moultrie County
Establishment	January 01, 1845 (181 years ago)
Time Zone	America/Chicago
Local time	21:03:47 (22nd April 2026)
Density	629 Pop. per km² as of 2020
Population growth	-0.91% (2010-2020)
Weather	58℉ Slight Chance Showers And Thunderstorms 7-days weather

Southern side of courthouse square in Sullivan image

Geography

Sullivan is located at 39°35'58"N 88°36'28"W (39.5994800, -88.6078400).

Sullivan map

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Weather

58°F

Slight Chance Showers And Thunderstorms

10 mph SW Overnight

A slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mp...

7-Day Forecast

Official website of Sullivan

Official Website

Demographics

According to census records, the population of Sullivan decreased by 0.91% in 10 years.

Year	Population	% Change	Method
2010	4,440	-	census
2011	4,453	0.29%	estimation process
2012	4,461	0.18%	estimation process
2013	4,445	-0.36%	estimation process
2014	4,440	-0.11%	estimation process
2015	4,445	0.11%	estimation process
2016	4,418	-0.61%	estimation process
2017	4,461	0.96%	estimation process
2018	4,467	0.13%	estimation process
2019	4,421	-1.04%	estimation process
2020	4,400	-0.48%	estimation process

Sullivan zip code is 61951. County name: Moultrie, County fips: 17139

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People born in Sullivan (6)

People born in Sullivan, including ornithologist and entomologist Melbourne Armstrong Carriker, football player Harold Pogue, politician Jack A. Patterson, .

More notable people

R. Eden Martin (American lawyer)
William Irving Shuman (American banker) he was born in 18/09/1882
Steve Buxton he was born in 23/12/1961

Nearby Schools and Colleges

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

Code	Name	City	ZIP
146506	Lake Land College	Mattoon (IL)	61938

Nearby Transit Stations (9)

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

Code	Name	Address	Type
MAT	Mattoon station	1718 Broadway Ave.	RAIL
EFG	Effingham	401 West National Ave.	RAIL
CHM	Illinois Terminal	45 East University Ave.	RAIL
RTL	Rantoul	West Sangamon and North Kentucky Aves.	RAIL
LCN	Lincoln	Broadway and North Chicago Sts.	RAIL

Nearby Post Offices

Closest post offices linked to Sullivan.

Post Office Name	City	ZIP
Sullivan Post Office	Sullivan (IL)	61951

Other places with the same name (8)

Sullivan, New York city in Madison County, New York, United States of America with a population of 15,080 people.
Sullivan, Missouri city in Missouri with a population of 7,117 people.
Sullivan, Indiana city in the U. with a population of 4,089 people.
Sullivan, Ohio township of Ohio with a population of 2,621 people.
Sullivan, Michigan township in Muskegon County, Michigan with a population of 2,612 people.
Sullivan, Wisconsin village in Jefferson County, Wisconsin with a population of 2,299 people.
Sullivan, Maine town in Maine, United States with a population of 1,261 people.
Sullivan, New Hampshire human settlement in Cheshire County, New Hampshire, United States of America with a population of 674 people.

Other cities in Moultrie County

Cities, towns, neighborhoods & other populated places in Moultrie County , IL.

City Name	Population	Title
Bruce	12,209	Unincorporated community in Illinois
Bethany	1,210	Village in Illinois, United States
Lovington	1,010	Township in Moultrie County, Illinois
Dalton City	494	Village in Illinois, USA
Gays	252	Village in Moultrie County, Illinois
Allenville	141	Human settlement in the United States of America

Distance to Other Cities

Sullivan distances to largest Illinois cities