Waterloo demographics profile

Population density (sq mi)1,23718091
Median age29.837.437.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)55%56%55%
Speak English95%92%79%
Speak Spanish3%5%13%
Waterloo, IN has a population of 2,166 and is the 10,550th largest city in the United States. The population density is 1,237 per sq mi which is 589% higher than the Indiana average and 1265% higher than the national average. The median age in Waterloo is 30 which is approximately 20% lower than the Indiana average of 37. In Waterloo, 55% of the population over 15 years of age are married, 95% speak English and 3% speak Spanish. 73% of Waterloo residents were born in Indiana, 24% were born out of state, 1% were born outside of the United States and 3% were foreign born.

Did you know?

  • The population density in Waterloo is 589% higher than Indiana.
  • The median age in Waterloo is 20% lower than Indiana.
  • In Waterloo 95.43% of the population is Caucasian.
  • In Waterloo 0.00% of the population is African American.
  • In Waterloo 1.99% of the population is Asian.

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Waterloo population breakdown by race

African American0.00%9.23%12.63%
American Indian0.09%0.24%0.82%
Native Hawaiian0.00%0.04%0.18%
Mixed race1.11%2.22%3.06%
Other race1.39%2.30%4.75%
In Waterloo, 4.2% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Waterloo age breakdown

Marital status

Age of children in married couples

Source: The Waterloo, IN demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).