Germantown, Wisconsin Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Germantown, Wisconsin is 20,940 as of the 2023 American Community Survey, making it the 39th-largest city in Wisconsin. The median household income is $104,337, the median home value is $356,700, and the median age is 42.3.
The population has grown 5.3% since 2010 (19,967 → 21,032).
20,940
Population
609
People / sq mi
$104,337
Median Income
$356,700
Median Home Value
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Germantown covers 34.4 sq mi of land at 609 people per square mile.
About Germantown, WI
What distinguishes Germantown is density: among the most sparsely settled of US cities, around 609 people per square mile. Germantown is a city in Wisconsin with a population of 20,940. It ranks #39 among cities in Wisconsin by population.
Median household income is $104,337, above the US median of $78,538. Very few residents live in poverty — 1.6%, below the national 12.4%. The typical home is valued at $356,700, with typical rent around $1,310.
About 48.3% of adults 25 and older have a bachelor’s degree, above the 35.0% national figure. About 16.4% of workers primarily work from home, above the national 14.0%, and the average commute runs about 22 minutes each way.
Germantown village Population History (2010-2024)
The city of Germantown village had a population of 19,967 in 2010 and 21,032 in 2024, a 5.3% growth over 14 years. The peak was 21,032 in 2024. Average annual growth rate: 0.38%.
21,032
Population (2024)
19,967
Population (2010)
21,032
Peak (2024)
0.38%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 19,967 |
| 2011 | 19,957 |
| 2012 | 20,002 |
| 2013 | 20,020 |
| 2014 | 20,153 |
| 2015 | 20,225 |
| 2016 | 20,221 |
| 2017 | 20,172 |
| 2018 | 20,127 |
| 2019 | 20,116 |
| 2020 | 20,913 |
| 2021 | 20,958 |
| 2022 | 20,940 |
| 2023 | 20,999 |
| 2024 | 21,032 |
Race & Ethnicity
| White | 84.3% |
| Black or African American | 4.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.4% |
| Two or More Races | 0.0% |
Economy & Income
$104,337
Median Household Income
$52,888
Per Capita Income
1.6%
Poverty Rate
1.4%
Unemployment Rate
Housing
$356,700
Median Home Value
$1,310
Median Rent
75.9%
Owner-Occupied
Education
95.9%
High School+
48.3%
Bachelor's+
Commute
0.0%
Drive Alone
78.3%
Public Transit
16.4%
Work From Home
22.3 min
Avg Commute
Community Profile
17.6%
Foreign Born
92.1%
Non-English at Home
5.6%
Veterans
8.1%
With Disability
97.5%
Health Insurance
97.1%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 24.5% |
| Manufacturing | 20.9% |
| Information | 11.0% |
| Finance, Insurance & Real Estate | 9.3% |
| Construction | 5.1% |
| Arts, Entertainment & Food Services | 4.5% |
| Education, Health Care & Social Services | 4.4% |
| Retail Trade | 3.2% |
| Public Administration | 1.9% |
| Transportation & Warehousing | 1.8% |
| Agriculture & Mining | 0.7% |
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Frequently Asked Questions
Germantown, Wisconsin has a population of 20,940 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 39th-largest city in Wisconsin.
The median household income in Germantown, Wisconsin is $104,337, with 1.6% of residents living below the federal poverty level.
The median home value in Germantown, Wisconsin is $356,700, with median monthly rent at $1,310 and a homeownership rate of 75.9%.
The median age in Germantown, Wisconsin is 42.3 years. The population is 50.4% male and 49.6% female.
The population has grown 5.3% since 2010 (19,967 → 21,032).
Germantown village, WI Climate
Germantown village, WI has an average annual temperature of 7.7°C (46°F) and receives about 817 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
7.7°C
Avg Temp
817
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -8° / 18° | 34 mm |
| February | -5° / 23° | 28 mm |
| March | 1° / 33° | 52 mm |
| April | 7° / 45° | 78 mm |
| May | 13° / 56° | 73 mm |
| June | 19° / 65° | 90 mm |
| July | 21° / 71° | 95 mm |
| August | 20° / 69° | 97 mm |
| September | 16° / 61° | 100 mm |
| October | 10° / 50° | 64 mm |
| November | 2° / 36° | 60 mm |
| December | -4° / 24° | 46 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Germantown village, WI
The most comfortable months to visit Germantown village, WI are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 27°C high). The coldest is January (near -13°C low). September is usually the wettest month.
Where to stay near Germantown
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.