United States › Wisconsin › Waterloo CITY
Waterloo Wisconsin · 3,600 residents (2025 est.) · 3.79 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS
The short version
With 3,600 people, Waterloo is a city in Wisconsin. About 24% of adults have finished a four-year degree. The typical home is worth $230,600, having more than doubled since 2000. 6% of people here were born outside the United States. Getting to work takes 32 minutes on average. People stay put here: 93% were in the same home a year ago.
At a glance
Wealthier
above the US median
US median: $82,259
Mid-age
median age 37.8
US median: 38.9
Less educated
24% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 3,259 in 2000
3,600 in 2025 (Census Bureau estimate)
949 / sq mi
+12%since 2009
from 847 / sq mi in 2009
US average: 281
from 34.5 in 2000
US average: 38.9
Population, 1990 – 2024
3K 3K 3K 3K 4K 1990 2000 2010 2020 2024 Waterloo Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $87,776
−2%inflation adjusted, since 2000
from $49,221 in 2000
US average: $82,259
from $22,099 in 2000
US average: $44,673
Households earning $100K+
from 29.2% in 2009
US average: 53.3%
from 5.1% in 2000
US average: 12.5%
from 0.359 in 2010
US average: 0.476
Workforce by industry, 2024
Transportation & warehousing 7.9%
Public administration 6.6%
Agriculture, forestry, fishing 6.6%
Professional, scientific, technical 4%
Arts, entertainment, food 2.5%
Education & health services 2.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$230,600
+12%inflation adjusted, since 2000
from $112,800 in 2000
US average: $376,019
$1,106
+4%inflation adjusted, since 2000
from $581 in 2000
US average: $1,442
from 71.7% in 2000
31.1% rent
from 5.0% in 2009
US average: 10.0%
from 2.38 people in 2009
US average: 2.54
from 42.9% in 2009
US average: 22.9%
from 33.5% in 2009
US average: 47.4%
from 3.1 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 91.1%(2,969)
Hispanic / Latino 7.4%(240)
2024
White, non-Hispanic 83.4%(3,002)
Hispanic / Latino 16.3%(586)
from 37 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 3 more ancestry groups with data from 16.0% in 2000
US average: 35.6%
High school or higher
from 83.0% in 2000
US average: 89.6%
from 3.3% in 2000
US average: 14.0%
Section 06
Commute & transportation from 15.5 min in 2000
US average: 26.5
from 74.9% in 2009
US average: 68.9%
from 19.2% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 2.3% in 2009
US average: 15.0%
from 3.1% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 4.7% in 2009
US average: 8.3%
Section 07
Work & employment from 8.3% in 2011
US average: 5.2%
from 70.3% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 79.5% in 2020
US average: 74.6%
from 5.1% in 2009
US average: 13.1%
from 25.2% in 2009
US average: 42.5%
Section 08
People & community from 14.9% in 2009
US average: 14.1%
from 9.0% in 2009
US average: 6.2%
from 9.2% in 2012
US average: 13.3%
from 6.4% in 2013
US average: 8.4%
from 73.3% in 2017
US average: 91.0%
Computer in household
from 92.9% in 2020
US average: 95.5%
from 92.2% in 2020
US average: 87.7%
from 88.1% in 2016
US average: 77.7%
from 10.4% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 6.4% in 2013
US average: 8.4%
from 70.7% in 2020
US average: 54.8%
Direct-purchase
from 18.2% in 2020
US average: 13.8%
from 26.5% in 2020
US average: 18.4%
from 23.2% in 2020
US average: 20.9%
VA health care
from 3.2% in 2020
US average: 2.2%
Any private
from 83.2% in 2020
US average: 67.1%
Any public
from 41.9% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 21.3%(36)
Share of the 169 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
Places similar to Waterloo Head to head
Compare Waterloo to nearby cities WATERLOO VS
Sun Prairie
Income $90,942 +4%
Home value $365,700 +59%
Population 39,227 +990%
SEE FULL COMPARISON →
WATERLOO VS
Cottage Grove
Income $139,313 +59%
Home value $449,700 +95%
Population 8,930 +148%
SEE FULL COMPARISON →
WATERLOO VS
Watertown
Income $70,107 −20%
Home value $222,100 −4%
Population 22,704 +531%
SEE FULL COMPARISON →
WATERLOO VS
Windsor
Income $120,048 +37%
Home value $425,600 +85%
Population 10,085 +180%
SEE FULL COMPARISON →
Frequently asked
How many people live in Waterloo, Wisconsin? Waterloo, Wisconsin has about 3,600 residents according to the 2024 American Community Survey.
What is the median household income in Waterloo, Wisconsin? The typical household in Waterloo, Wisconsin earns about $87,776 a year. Half of households make more than that, and half make less.
Is Waterloo, Wisconsin expensive? In Waterloo, Wisconsin, the median home is worth about $230,600, and the typical rent is about $1,106 a month.
How educated are people in Waterloo, Wisconsin? About 23.9% of adults age 25 and over in Waterloo, Wisconsin hold a bachelor's degree or higher.
What is the poverty rate in Waterloo, Wisconsin? About 13.7% of people in Waterloo, Wisconsin live below the federal poverty line.
Has Waterloo, Wisconsin grown since 1990? Yes, Waterloo, Wisconsin has grown since 1990. The population has added about 888 residents, a change of about 33 percent over that period.
Keep going
Explore from here 