| City : | Eureka City |
| County : | Woodford County |
| State : | Illinois (IL) |
| Land Area : | 3.02 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 40.7140448 |
| Longitude : | -89.2770164 |
| Population (2010): | 5,295 |
| Population Estimate (2012) : | 5,421 |
| Population Density : | 1,751.86/sq mi |
| Housing Units (2012) : | 2,023 |
| Median Household Income (2012) : | $53,950 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $74,604 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $142,700 (Illinois : $190,800, USA : $181,400) |
Eureka City Zip Codes
| 61530 (6,713) |