Map of Eureka city, Illinois

Eureka is a city and the county seat of Woodford County, Illinois. The population was 5,295 at the 2010 census. Eureka is part of the Peoria, Illinois Metropolitan Statistical Area.

Eureka is a small community centered on the intersection of what is now U.S. 24 and Illinois 117. It is also one of the towns along the Ronald Reagan Trail, a series of roads that connect towns in central Illinois that were of importance to Reagan’s early life. President Reagan attended and graduated from Eureka College.

Eureka city overview:
Name:	Eureka city
LSAD Code:	25
LSAD Description:	city (suffix)
State:	Illinois
County:	Woodford County
Elevation:	768 ft (234 m)
Total Area:	2.73 sq mi (7.08 km²)
Land Area:	2.68 sq mi (6.95 km²)
Water Area:	0.05 sq mi (0.12 km²)
Total Population:	5,227
Population Density:	1,947.47/sq mi (751.86/km²)
Area code:	309
FIPS code:	1724543
Website:	www.eurekaillinois.net

Online Interactive Map

Eureka online map. Source: Basemap layers from Google Map, Open Street Map (OSM), Arcgisonline, Wmflabs. Boundary Data from Database of Global Administrative Areas.

Eureka location map. Where is Eureka city?

Eureka location on the U.S. Map. Where is Eureka city. — Eureka location on the U.S. Map.

Eureka location on the Illinois map. Where is Eureka city. — Location of Eureka in Illinois.

History

Eureka was originally laid out as Walnut Grove in 1855. The name was changed to Eureka because of a naming conflict with another Walnut Grove. Sources differ on who proposed the name Eureka. The city is named from the Greek expression Eureka, meaning “I have found it”.

Eureka Road Map

Eureka city Satellite Map

Geography

Eureka is located at 40°42′56″N 89°16′31″W / 40.71556°N 89.27528°W / 40.71556; -89.27528 (40.715620, -89.275220).

According to the 2010 census, Eureka has a total area of 3.068 square miles (7.95 km), of which 3.02 square miles (7.82 km) (or 98.44%) is land and 0.048 square miles (0.12 km) (or 1.56%) is water.