What is the population of Topeka?

The population of Topeka, IL is 69.

Where is Topeka located?

Topeka, IL is located at latitude 40.3303200 and longitude -89.9312300. It is in United States.

What is the elevation of Topeka?

Topeka, IL has an elevation of 144 meters (472 feet) above sea level.

What time zone is Topeka in?

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

What state is Topeka in?

Topeka is in the state of Illinois, United States.

What county is Topeka, IL in?

Topeka is in Mason County, Illinois.

How has the population of Topeka changed?

The population of Topeka, IL has decreased from 76 (2010) to 69 (2020), a change of -9.2%.

Topeka, IL - Geographic Facts & Maps

Topeka: town in Mason County, Illinois, United States.

About

Topeka is a town located in the county of Mason in the U.S. state of Illinois. Its population at the 2010 census was 76. After 10 years in 2020 city had an estimated population of 69 inhabitants.

The town was created 157 years ago in 1868.

Topeka locator map — Location of Topeka on Illinois map.

Quick Facts about Topeka

Population	69 (2020)
Country	United States of America
State	Illinois (United States)
County	Mason County
Phone Area Codes	309
Water as percent of area	0%
Land as percent of area	100%
Latitude & Longitude	40.3303,-89.9312
Altitude	1,552 feet / 473 meters
Establishment	January 01, 1869 (157 years ago)
Time Zone	America/Chicago
Local time	13:32:23 (31st October 2026)
Postal code	61567
Population growth	-9.21% (2010-2020)
Weather	70℉ Chance Rain Showers then Mostly Cloudy 7-days weather

Mason County Illinois Incorporated and Unincorporated areas Topeka Highlighted locator map image

Geography

Topeka is located at 40°19'49"N 89°55'52"W (40.3303200, -89.9312300).

Topeka map

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Weather

70°F

Chance Rain Showers then Mostly Cloudy

8 mph ESE Saturday

A chance of rain showers before 11am. Mostly cloudy, with a high near 70. East southeast wind around 8 mph. Chance of precipitation is 30%. New rainfa...

7-Day Forecast

Demographics

According to census records, the population of Topeka decreased by 9.21% in 10 years.

Year	Population	% Change	Method
2010	76	-	census
2011	75	-1.32%	estimation process
2012	74	-1.33%	estimation process
2013	73	-1.35%	estimation process
2014	73	0%	estimation process
2015	72	-1.37%	estimation process
2016	71	-1.39%	estimation process
2017	71	0%	estimation process
2018	70	-1.41%	estimation process
2019	70	0%	estimation process
2020	69	-1.43%	estimation process

Topeka zip code is 61567. County name: Mason, County fips: 17125

Topika, Топика

Nearby Schools and Colleges

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

Code	Name	City	ZIP
148991	Spoon River College	Canton (IL)	61520-8622
145354	Graham Hospital School of Nursing	Canton (IL)	61520-2497
457554	Innovations Design Academy	Canton (IL)	61520

Nearby Transit Stations (9)

Rail and bus stations connected to Topeka, 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
LCN	Lincoln	Broadway and North Chicago Sts.	RAIL
SPI	Springfield station	East Washington and North Third Sts.	RAIL
MAC	Macomb	120 East Calhoun Street	RAIL
GBB	Galesburg station	225 South Seminary Street	RAIL

Nearby Post Offices

Closest post offices linked to Topeka.

Post Office Name	City	ZIP
Topeka Post Office	Topeka (IL)	61567

Other cities in Mason County

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

City Name	Population	Title
Havana	2,945	City in Mason County, Illinois, United States
Mason City	2,088	Township in Mason County, Illinois
Manito	1,467	Human settlement in Illinois, United States of America

Topeka, Illinois