Waterloo, Indiana Population 2024

2,170

Waterloo is a city located in DeKalb County Indiana. Waterloo has a 2024 population of 2,170. Waterloo is currently growing at a rate of 0.79% annually and its population has increased by 2.55% since the most recent census, which recorded a population of 2,116 in 2020.

The average household income in Waterloo is $67,046 with a poverty rate of 17.7%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Waterloo is 32.8 years, 31.9 years for males, and 33.4 years for females.

Waterloo Demographics

According to the most recent ACS, the racial composition of Waterloo was:

  • White: 89.61%
  • Two or more races: 7.4%
  • Other race: 2.11%
  • Asian: 0.8%
  • Black or African American: 0.09%
  • Native American:
  • Native Hawaiian or Pacific Islander:
State
Indiana
Land Area (mi²)
2.1 sq mi
Density (mi²)
1,025.30/sq mi
Growth Since 2020
2.55% (54)
The current population of Waterloo, Indiana is 2,170 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 2,116.

Waterloo, Indiana Population 2024

Population by Race

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Race
Population
Percentage (of total)
White1,91489.61%
Two or more races1587.4%
Other race452.11%
Asian170.8%
Black or African American20.09%
Native American
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Waterloo Population by Race

Waterloo Population Pyramid 2024

Waterloo Median Age

32.8

Total

31.9

Male

33.4

Female

Waterloo Adults

There are 1,615 adults, (178 of whom are seniors) in Waterloo.

Waterloo Age Dependency

48.6

Age Dependency Ratio

12.4

Old Age Dependency Ratio

36.3

Child Dependency Ratio

Waterloo Sex Ratio

Female1,06349.77%
Male1,07350.23%

Waterloo Population by Age

Waterloo Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8362.5570.729.3
Married3543.188713
Non Family2961.4864.935.1
Female1262.8754.845.2
Male603.4736.763.3
showing: 5 rows

3.05

Average Family Size

2.55

Average Household Size

70.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Waterloo Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Waterloo Educational Attainment by Sex (over 25)

Waterloo Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among asian people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 70.59%.

Waterloo Educational Attainment by Race

All

Male

Female

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$35,893

Average Earnings

$50,119

Average Male

$30,807

Average Female

Waterloo Earnings by Educational Attainment

Waterloo Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Waterloo Language

95.13% of Waterloo residents speak only English, while 4.87% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 1.79% of the population.

Waterloo Language

Waterloo Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White1,91433017.24%
Multiple1582415.19%
Other452248.89%
Hispanic821619.51%
Black22100%
showing: 5 rows

17.7%

Overall Poverty Rate

17.15%

Male Poverty Rate

18.25%

Female Poverty Rate

Poverty in Waterloo

The race most likely to be in poverty in Waterloo is Black, with 100% below the poverty level.

The race least likely to be in poverty in Waterloo is Multiple, with 15.19% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 8.1%. Among those working part-time, it was 21.66%, and for those that did not work, the poverty rate was 22.09%.

Waterloo Poverty

rate

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Rate
Poverty
Less Than 9th Grade39.24%
Some College13.36%
High School8.84%
Bachelors or Greater3.31%
showing: 4 rows

Waterloo Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed100%
Male Unemployed67.31%
Female Employed11.86%
Male Employed6.88%
showing: 4 rows

Waterloo Poverty Rate by Employment Status and Sex

Waterloo Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Waterloo Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

44.4%

Overall Marriage Rate

42.8%

Male Marriage Rate

46.1%

Female Marriage Rate

Waterloo Married by Age and Sex

male

female

Waterloo Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Waterloo Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Waterloo Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

132

Number of Veterans

121

Male Veterans

11

Female Veterans

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Waterloo Veterans by War

count

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Waterloo Veterans by Age

count

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Waterloo Veterans by Race

Waterloo Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.79%

Veteran Poverty Rate

33.33%

Veteran Disability Rate

Waterloo Veterans by Education

LaborForceParticipation

72.6%

Labor Force Participation

67.9%

Employment Rate

6.5%

Unemployment Rate

Waterloo Employment by Age

LaborForceParticipation

Waterloo Employment by Race

LaborForceParticipation

Waterloo Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

77.39%

Born in Waterloo

98.03%

Native Born

1.97%

Foreign Born

1.73%

Non Citizen

0.23%

Naturalized

Place of Birth

98.03% of Waterloo residents were born in the United States, with 77.39% having been born in Indiana. 1.73% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Africa.

Waterloo Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20292,255170.76%
20282,238170.77%
20272,221170.77%
20262,204170.78%
20252,187170.78%
20242,170170.79%
20232,153170.8%
20222,136170.8%
20212,11930.14%
20202,116-149-6.58%
20192,265160.71%
20182,249140.63%
20172,23520.09%
20162,23360.27%
20152,22720.09%
20142,22510.04%
20132,22420.09%
20122,222-7-0.31%
20112,22950.22%
20102,224
showing: 20 rows

Waterloo Population by Year