Watertown, Wisconsin Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Watertown, Wisconsin is 22,873 as of the 2023 American Community Survey, making it the 36th-largest city in Wisconsin. The median household income is $68,333, the median home value is $211,500, and the median age is 40.4.
The population has declined 5.2% since 2010 (23,861 → 22,617).
22,873
Population
1896
People / sq mi
$68,333
Median Income
$211,500
Median Home Value
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Watertown covers 12.1 sq mi of land at 1896 people per square mile.
About Watertown, WI
Watertown is defined demographically by education — 19.0% of adults hold a bachelor’s degree, below the national average. Watertown is a city in Wisconsin with a population of 22,873. It ranks #36 among cities in Wisconsin by population.
The typical household here earns about $68,333, below the US median of $78,538. Poverty runs at 7.8%, below the national 12.4%. Housing is relatively affordable, with a median home value of $211,500, with typical rent around $1,061.
College attainment is 19.0%, below the national 35.0%. Just 6.1% of workers are home-based, below the national 14.0%, and the average commute runs about 24 minutes each way.
Watertown city Population History (2010-2024)
The city of Watertown city had a population of 23,861 in 2010 and 22,617 in 2024, a -5.2% growth over 14 years. The peak was 23,913 in 2011. Average annual growth rate: -0.38%.
22,617
Population (2024)
23,861
Population (2010)
23,913
Peak (2011)
-0.38%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 23,861 |
| 2011 | 23,913 |
| 2012 | 23,875 |
| 2013 | 23,793 |
| 2014 | 23,807 |
| 2015 | 23,701 |
| 2016 | 23,619 |
| 2017 | 23,640 |
| 2018 | 23,615 |
| 2019 | 23,479 |
| 2020 | 22,934 |
| 2021 | 22,890 |
| 2022 | 22,730 |
| 2023 | 22,681 |
| 2024 | 22,617 |
Race & Ethnicity
| White | 89.6% |
| Black or African American | 0.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.0% |
| Two or More Races | 0.0% |
Economy & Income
$68,333
Median Household Income
$32,036
Per Capita Income
7.8%
Poverty Rate
3.6%
Unemployment Rate
Housing
$211,500
Median Home Value
$1,061
Median Rent
59.8%
Owner-Occupied
Education
91.7%
High School+
19.0%
Bachelor's+
Commute
0.0%
Drive Alone
76.9%
Public Transit
6.1%
Work From Home
23.7 min
Avg Commute
Community Profile
20.4%
Foreign Born
92.2%
Non-English at Home
8.5%
Veterans
13.4%
With Disability
94.9%
Health Insurance
92.8%
Internet Access
Employment by Industry
| Manufacturing | 27.1% |
| Professional, Scientific & Management | 23.3% |
| Education, Health Care & Social Services | 6.2% |
| Arts, Entertainment & Food Services | 6.2% |
| Construction | 5.5% |
| Finance, Insurance & Real Estate | 5.1% |
| Retail Trade | 3.6% |
| Information | 2.0% |
| Public Administration | 1.6% |
| Transportation & Warehousing | 1.3% |
| Agriculture & Mining | 1.3% |
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Frequently Asked Questions
Watertown, Wisconsin has a population of 22,873 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 36th-largest city in Wisconsin.
The median household income in Watertown, Wisconsin is $68,333, with 7.8% of residents living below the federal poverty level.
The median home value in Watertown, Wisconsin is $211,500, with median monthly rent at $1,061 and a homeownership rate of 59.8%.
The median age in Watertown, Wisconsin is 40.4 years. The population is 46.0% male and 54.0% female.
The population has declined 5.2% since 2010 (23,861 → 22,617).
Where to stay in Watertown
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.