Hamilton, Illinois

Hamilton, Illinois
Broadway Street in Hamilton
Location of Hamilton in Hancock County, Illinois.
Hamilton
Hamilton
Coordinates: 40°23′47.42″N 91°20′15.32″W / 40.3965056°N 91.3375889°W / 40.3965056; -91.3375889
CountryUnited States
StateIllinois
CountyHancock
Government
 • MayorBocephus Casey
 • City clerkMichelle Dorthey
 • Police chiefMike Boley
 • Fire chiefSteve Helenthal
Area
 • Total
5.36 sq mi (13.87 km2)
 • Land3.56 sq mi (9.22 km2)
 • Water1.80 sq mi (4.65 km2)  33.46%
Elevation
495 ft (151 m)
Population
 (2020)
 • Total
2,753
 • Density773.1/sq mi (298.48/km2)
Time zoneCentral Standard
ZIP code
62341
Area code(s)217, 447
FIPS code17-32434
GNIS feature ID2394275
Websitewww.hamiltonillinois.org

Hamilton is a city in Hancock County, Illinois, United States. The population was 2,753 at the 2020 census, a decline from 2,951 in 2010. The city is located directly across the Mississippi River from Keokuk, Iowa. Hamilton is the largest city in Hancock County.