What is the population of Omega?

The population of Omega, IL is 466.

Where is Omega located?

Omega, IL is located at latitude 38.7044900 and longitude -88.7806100. It is in United States.

What is the area of Omega?

The area of Omega, IL is 36.33 km².

What is the elevation of Omega?

Omega, IL has an elevation of 169 meters (554 feet) above sea level.

What time zone is Omega in?

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

What state is Omega in?

Omega is in the state of Illinois, United States.

What county is Omega, IL in?

Omega is in Marion County, Illinois.

How has the population of Omega changed?

The population of Omega, IL has decreased from 501 (2010) to 466 (2020), a change of -7%.

Omega, IL - Geographic Facts & Maps

Omega: township in Marion County, Illinois.

About

Omega is a township located in the county of Marion in the U.S. state of Illinois. Its population at the 2010 census was 501 and a population density of 14 people per km². After 10 years in 2020 city had an estimated population of 466 inhabitants.

Quick Facts about Omega

Population	466 (2020)
Country	United States of America
State	Illinois (United States)
County	Marion County
Area	36.33 km²
Latitude & Longitude	38.7045,-88.7806
Altitude	1,883 feet / 574 meters
Time Zone	America/Chicago
Local time	23:43:51 (6th November 2026)
Density	13 Pop. per km² as of 2020
Population growth	-6.99% (2010-2020)
Weather	53℉ Slight Chance Drizzle 7-days weather

Geography

Omega is located at 38°42'16"N 88°46'50"W (38.7044900, -88.7806100).

Omega map

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Weather

53°F

Slight Chance Drizzle

7 to 12 mph N This Afternoon

A slight chance of drizzle before 1pm. Mostly sunny. High near 53, with temperatures falling to around 49 in the afternoon. North wind 7 to 12 mph.

7-Day Forecast

Demographics

According to census records, the population of Omega decreased by 6.99% in 10 years.

Year	Population	% Change	Method
2010	501	-	census
2011	497	-0.8%	estimation process
2012	498	0.2%	estimation process
2013	494	-0.8%	estimation process
2014	492	-0.4%	estimation process
2015	490	-0.41%	estimation process
2016	486	-0.82%	estimation process
2017	484	-0.41%	estimation process
2018	479	-1.03%	estimation process
2019	477	-0.42%	estimation process
2020	466	-2.31%	estimation process

Nearby Schools and Colleges

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

Code	Name	City	ZIP
146366	Kaskaskia College	Centralia (IL)	62801

Nearby Transit Stations (9)

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

Code	Name	Address	Type
CEN	Centralia station	108 East Broadway	RAIL
MVI	Mt. Vernon, IL	102 Potomac Boulevard	BUS
EFG	Effingham	401 West National Ave.	RAIL
DQN	Du Quoin	20 North Chestnut St.	RAIL
MAT	Mattoon station	1718 Broadway Ave.	RAIL

Nearby Post Offices

Closest post offices linked to Omega.

Post Office Name	City	ZIP
Kinmundy Post Office	Kinmundy (IL)	62854

Other cities in Marion County

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

City Name	Population	Title
Centralia	12,142	Township in Marion County, Illinois
Salem	6,952	City in Illinois
Wamac	1,117	City in Marion County, Illinois, United States
Odin	1,004	Village in Illinois

Omega, Illinois