Geneseo, Illinois

Geneseo
Downtown Geneseo, Illinois
Location of Geneseo in Henry County, Illinois.
Coordinates: 41°26′30″N 90°08′52″W / 41.44167°N 90.14778°W / 41.44167; -90.14778
CountryUnited States
StateIllinois
CountyHenry
Founded1836
Area
 • Total
4.70 sq mi (12.18 km2)
 • Land4.70 sq mi (12.18 km2)
 • Water0 sq mi (0.00 km2)
Elevation
646 ft (197 m)
Population
 (2020)
 • Total
6,539
 • Density1,390.9/sq mi (537.03/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
ZIP code
61254
Area code309
FIPS code17-28846
GNIS feature ID2394872
Websitewww.cityofgeneseo.com

Geneseo is a city in Henry County, Illinois, United States. As of the 2020 census, the population was 6,539. Geneseo is 20 miles east of the Quad Cities, at the intersection of Interstate 80, U.S. Route 6 and Illinois Route 82.

The city is known for its historically successful high school football and music programs. It is also known for its Victorian architecture.