What is the population of Sefton?

The population of Sefton, IL is 567.

Where is Sefton located?

Sefton, IL is located at latitude 39.0708800 and longitude -88.9556200. It is in United States.

What is the area of Sefton?

The area of Sefton, IL is 49.9 km².

What is the elevation of Sefton?

Sefton, IL has an elevation of 172 meters (564 feet) above sea level.

What time zone is Sefton in?

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

What state is Sefton in?

Sefton is in the state of Illinois, United States.

What county is Sefton, IL in?

Sefton is in Fayette County, Illinois.

How has the population of Sefton changed?

The population of Sefton, IL has decreased from 599 (2010) to 567 (2020), a change of -5.3%.

Sefton, IL - Geographic Facts & Maps

Sefton: township in Fayette County, Illinois.

About

Sefton is a township located in the county of Fayette in the U.S. state of Illinois. Its population at the 2010 census was 599 and a population density of 12 people per km². After 10 years in 2020 city had an estimated population of 567 inhabitants.

Sefton locator map — Location of Sefton on Illinois map.

Quick Facts about Sefton

Population	567 (2020)
Country	United States of America
State	Illinois (United States)
County	Fayette County
Area	49.9 km²
Latitude & Longitude	39.0709,-88.9556
Altitude	545 feet / 166 meters
Time Zone	America/Chicago
Local time	01:29:22 (7th November 2026)
Density	11 Pop. per km² as of 2020
Population growth	-5.34% (2010-2020)
Weather	28℉ Clear 7-days weather

Map highlighting Sefton Township Fayette County Illinois locator map image

Geography

Sefton is located at 39°4'15"N 88°57'20"W (39.0708800, -88.9556200).

Sefton map

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Weather

28°F

Clear

3 mph N Tonight

Clear, with a low around 28. North wind around 3 mph.

7-Day Forecast

Demographics

According to census records, the population of Sefton decreased by 5.34% in 10 years.

Year	Population	% Change	Method
2010	599	-	census
2011	600	0.17%	estimation process
2012	596	-0.67%	estimation process
2013	597	0.17%	estimation process
2014	593	-0.67%	estimation process
2015	592	-0.17%	estimation process
2016	586	-1.01%	estimation process
2017	585	-0.17%	estimation process
2018	580	-0.85%	estimation process
2019	578	-0.34%	estimation process
2020	567	-1.9%	estimation process

Nearby Schools and Colleges

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

Code	Name	City	ZIP
145372	Greenville University	Greenville (IL)	62246

Nearby Transit Stations (8)

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

Code	Name	Address	Type
EFG	Effingham	401 West National Ave.	RAIL
CEN	Centralia station	108 East Broadway	RAIL
MAT	Mattoon station	1718 Broadway Ave.	RAIL
CRV	Carlinville	128 Alton Rd.	RAIL
MVI	Mt. Vernon, IL	102 Potomac Boulevard	BUS

Nearby Post Offices

Closest post offices linked to Sefton.

Post Office Name	City	ZIP
Brownstown Post Office	Brownstown (IL)	62418
Saint Elm Post Office	Saint Elmo (IL)	62458
Ramsey Post Office	Ramsey (IL)	62080
Herrick Post Office	Herrick (IL)	62431
Vandalia Post Office	Vandalia (IL)	62471

Other cities in Fayette County

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

City Name	Population	Title
Vandalia	6,662	Township in Fayette County, Illinois

Sefton, Illinois