Waterloo, Illinois

Waterloo, Illinois
Monroe County Courthouse in the Waterloo Historic District
Monroe County Courthouse in the Waterloo Historic District
Flag of Waterloo, Illinois
Official logo of Waterloo, Illinois
Etymology: Battle of Waterloo
Motto(s): 
"City Conveniences, Rural Advantages"
Location in Monroe County, Illinois
Location in Monroe County, Illinois
Waterloo is located in the United States
Waterloo
Waterloo
Location in the United States
Coordinates: 38°20′7″N 90°9′10″W / 38.33528°N 90.15278°W / 38.33528; -90.15278
CountryUnited States
StateIllinois
CountyMonroe
Precincts16, 17, 18, 19, 26, and 27
Founded1818
Chartered as town1849
Incorporation1889[1]
Government
 • MayorStan Darter
Area
 • Total8.31 sq mi (21.53 km2)
 • Land8.18 sq mi (21.19 km2)
 • Water0.13 sq mi (0.35 km2)
Elevation
717 ft (219 m)
Population
 • Total11,013
 • Density1,351.95/sq mi (522.02/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
ZIP code
62298
Area code618
FIPS code17-79150
Wikimedia CommonsWaterloo, Illinois
Websitewww.waterloo.il.us

Waterloo is a city in and county seat of Monroe County, Illinois, United States. The population was 11,013 at the 2020 census,[3] up from 9,811 in 2010.[4]

  1. ^ "Waterloo, Illinois". City-data.com. Retrieved July 2, 2013.
  2. ^ "2022 U.S. Gazetteer Files: Illinois". United States Census Bureau. Retrieved March 17, 2023.
  3. ^ a b "P1. Race – Waterloo city, Illinois: 2020 DEC Redistricting Data (PL 94-171)". U.S. Census Bureau. Retrieved March 17, 2023.
  4. ^ "P1. Race – Waterloo city, Illinois: 2010 DEC Redistricting Data (PL 94-171)". U.S. Census Bureau. Retrieved March 17, 2023.