Grafton, Wisconsin Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Grafton, Wisconsin is 12,274 as of the 2023 American Community Survey, making it the 79th-largest city in Wisconsin. The median household income is $88,634, the median home value is $301,300, and the median age is 43.5.
The population has grown 10.6% since 2010 (11,515 → 12,741).
12,274
Population
2303
People / sq mi
$88,634
Median Income
$301,300
Median Home Value
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Grafton covers 5.3 sq mi of land at 2303 people per square mile.
About Grafton, WI
The poverty rate is what most separates Grafton from the typical city: 1.3% of residents live below the federal poverty line, against 12.4% nationally. Grafton is a city in Wisconsin with a population of 12,274.
The typical household here earns about $88,634, above the US median of $78,538. Hardship is rare relative to US cities: a poverty rate of just 1.3%, below the national 12.4%. Homes carry a median value of $301,300, with typical rent around $1,162.
College attainment is above the local norm at 44.4%, above the national 35.0%. About 13.0% of the workforce is home-based, below the national 14.0%, and the average commute runs about 25 minutes each way.
Grafton village Population History (2010-2024)
The city of Grafton village had a population of 11,515 in 2010 and 12,741 in 2024, a 10.6% growth over 14 years. The peak was 12,741 in 2024. Average annual growth rate: 0.73%.
12,741
Population (2024)
11,515
Population (2010)
12,741
Peak (2024)
0.73%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 11,515 |
| 2011 | 11,554 |
| 2012 | 11,571 |
| 2013 | 11,567 |
| 2014 | 11,562 |
| 2015 | 11,551 |
| 2016 | 11,584 |
| 2017 | 11,673 |
| 2018 | 11,755 |
| 2019 | 11,715 |
| 2020 | 12,087 |
| 2021 | 12,341 |
| 2022 | 12,457 |
| 2023 | 12,596 |
| 2024 | 12,741 |
Race & Ethnicity
| White | 90.1% |
| Black or African American | 2.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.7% |
| Two or More Races | 0.0% |
Economy & Income
$88,634
Median Household Income
$46,937
Per Capita Income
1.3%
Poverty Rate
1.2%
Unemployment Rate
Housing
$301,300
Median Home Value
$1,162
Median Rent
63.2%
Owner-Occupied
Education
97.8%
High School+
44.4%
Bachelor's+
Commute
1.1%
Drive Alone
79.9%
Public Transit
13.0%
Work From Home
24.5 min
Avg Commute
Community Profile
24.3%
Foreign Born
95.6%
Non-English at Home
5.1%
Veterans
10.2%
With Disability
96.8%
Health Insurance
96.8%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 22.4% |
| Manufacturing | 19.4% |
| Finance, Insurance & Real Estate | 13.1% |
| Information | 8.3% |
| Education, Health Care & Social Services | 7.6% |
| Construction | 3.4% |
| Arts, Entertainment & Food Services | 2.8% |
| Public Administration | 2.3% |
| Retail Trade | 1.7% |
| Transportation & Warehousing | 1.0% |
| Agriculture & Mining | 0.2% |
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Frequently Asked Questions
Grafton, Wisconsin has a population of 12,274 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 79th-largest city in Wisconsin.
The median household income in Grafton, Wisconsin is $88,634, with 1.3% of residents living below the federal poverty level.
The median home value in Grafton, Wisconsin is $301,300, with median monthly rent at $1,162 and a homeownership rate of 63.2%.
The median age in Grafton, Wisconsin is 43.5 years. The population is 49.7% male and 50.3% female.
The population has grown 10.6% since 2010 (11,515 → 12,741).
Grafton village, WI Climate
Grafton village, WI has an average annual temperature of 7.8°C (46°F) and receives about 797 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
7.8°C
Avg Temp
797
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -7° / 19° | 34 mm |
| February | -5° / 23° | 28 mm |
| March | 1° / 33° | 52 mm |
| April | 7° / 44° | 78 mm |
| May | 13° / 55° | 70 mm |
| June | 18° / 65° | 84 mm |
| July | 21° / 70° | 90 mm |
| August | 21° / 69° | 96 mm |
| September | 16° / 61° | 97 mm |
| October | 10° / 50° | 62 mm |
| November | 3° / 37° | 58 mm |
| December | -4° / 25° | 48 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 Grafton village, WI
The most comfortable months to visit Grafton 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 -12°C low). September is usually the wettest month.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.