Waterloo Flag

Waterloo

County:
DeKalb County
County Seat:
No
Area (mi²):
2.11
State:
Indiana

Waterloo is a town located in DeKalb County, Indiana. Waterloo has a 2026 population of 2,157. Waterloo is currently growing at a rate of 0.14% annually and its population has increased by 2.13% since the most recent census, which recorded a population of 2,112 in 2020.

2.2K
Total Population
1,022
Density (mi²)
3 0.14%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)