Janesville

Census-designated place in Coles County, Illinois

Aerial view of Janesville, Illinois
Aerial view: USDA NAIP · USGS The National Map (public domain)

Janesville is an unincorporated community (census-designated place) in Coles County, Illinois, with 76 residents (2020 Census). It sits at 689 ft (210 m) above sea level. The nearest town is Lerna, 3.8 miles NW.

About Janesville

Janesville is a Census-designated place in Coles and Cumberland counties, Illinois, United States. As of the 2020 census, Janesville had a population of 76. Janesville is 7 miles (11 km) north of Toledo. Janesville has a post office with the ZIP Code 62435.

Text: Wikipedia · CC BY-SA 4.0

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Map of Janesville

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Janesville, IL population

Janesville had 76 residents in the 2020 Census.

2020 Census76
Density1,238 per sq mi (478 per km²)

Source: U.S. Census Bureau, Decennial Census.

Janesville at a glance

StateIllinois (IL)
CountyColes County
TypeCensus-designated place
Population76 (2020)
Land area0.06 sq mi (0.2 km²)
Elevation689 ft (210 m)
Coordinates39.3752° N, 88.2450° W
ZIP code62440
Census code (GEOID)1738232

Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.

Towns near Janesville

Straight-line distance between town centers.

Frequently asked questions about Janesville

What county is Janesville in?

Janesville is in Coles County, Illinois.

What is the population of Janesville, IL?

76 people lived in Janesville at the 2020 Census.

What is the ZIP code of Janesville, IL?

The ZIP code of Janesville is 62440.

What is the elevation of Janesville?

689 feet (210 m) above sea level.

What towns are near Janesville?

Lerna (3.8 mi), Trilla (5.6 mi), Toledo (7.1 mi), Charleston (8.4 mi), Mattoon (9.5 mi).

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