Genoa, Illinois

City of Genoa, Illinois
Location of Genoa in DeKalb County, Illinois.
Coordinates: 42°05′34″N 88°41′47″W / 42.09278°N 88.69639°W / 42.09278; -88.69639
CountryUnited States
StateIllinois
CountyDeKalb
Incorporated1876
Area
 • Total
2.64 sq mi (6.85 km2)
 • Land2.59 sq mi (6.71 km2)
 • Water0.054 sq mi (0.14 km2)
Elevation
830 ft (250 m)
Population
 (2020)
 • Total
5,298
 • Density2,045.2/sq mi (789.67/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
ZIP code
60135
Area codes815 and 779
FIPS code17-28898
GNIS feature ID2393914
Websitewww.genoa-il.com

Genoa is a city in the north-east corner of DeKalb County, Illinois, United States. It is located on the historic Galena-Chicago stagecoach route. At the 2020 census the city had a population of 5,298, up from 5,193 in 2010.