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Population Review

Dunn County, Wisconsin Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 32nd-largest in Wisconsin

The population of Dunn County, Wisconsin is 45,349 as of the 2023 American Community Survey, making it the 32nd-largest county in Wisconsin. The median household income is $71,785, the median home value is $226,200, and the median age is 35.8.

The population of Dunn County has grown 5.1% since 2010 (43,888 → 46,135), a +0.36% annualized rate.

Dunn County within Wisconsin · Source: US Census TIGER/Line via us-atlas

45,349

Population

+0.36%

Annual growth

53

People / sq mi

$71,785

Median Income

$226,200

Median Home Value

Dunn County covers 850 sq mi of land at 53.3 people per square mile.

About Dunn County, WI

Dunn County is a county in Wisconsin with a population of 45,349. It ranks #32 among counties in Wisconsin by population. The median age is 35.8, younger than the national median. The population is 50.7% male and 49.3% female.

The median household income in Dunn County is $71,785, near the US median of $74,580. 5.7% of residents live below the federal poverty level. Home values sit at a median of $226,200, with monthly rent averaging $942. The homeownership rate of 66.5% is close to the national rate of 64.8%.

Educational attainment in Dunn County reflects 29.2% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.8% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 23.4 minutes each way.

Dunn County Population History (2010-2024)

The county of Dunn County had a population of 43,888 in 2010 and 46,135 in 2024, a 5.1% growth over 14 years. The peak was 46,135 in 2024. Average annual growth rate: 0.36%.

2024 · 46K20102024

46,135

Population (2024)

43,888

Population (2010)

46,135

Peak (2024)

0.36%

Avg Annual Growth

YearPopulation
201043,888
201143,808
201243,818
201344,064
201444,100
201544,300
201644,389
201744,784
201845,135
201945,384
202045,453
202144,543
202245,676
202345,827
202446,135

Race & Ethnicity

White91.9%
Black or African American0.9%
Asian0.0%
Hispanic or Latino (any race)1.0%
Two or More Races0.0%

Age & Sex

35.8

Median Age

49.3%

Female

50.7%

Male

16.3%

Age 65+

Age Distribution

Under 5
4.7%
5–9
5.3%
10–14
6.0%
15–19
9.2%
20–24
12.5%
25–34
11.2%
35–44
11.5%
45–54
10.8%
55–59
6.1%
60–64
6.3%
65–74
9.8%
75–84
5.1%
85+
1.4%

Children (under 15): 16.0% · Seniors (65+): 16.3%

Income & Poverty

Median household income$71,785$-3,885 vs state
Mean household income$88,965
Per-capita income$36,207
Poverty rate5.7%-0.9% vs state
Unemployment rate2.8%
Employment-to-population64.5%

Top Industries by Employment

Professional & business services
23.9%
Manufacturing
18.3%
Education & health care
7.7%
Retail trade
7.1%
Construction
6.7%
Finance & real estate
5.3%
Information
4.8%
Arts, entertainment & food
3.7%

The largest employment sector in Dunn County is professional & business services, accounting for 23.9% of workers.

How residents commute

0.2%

Drive alone

5.5%

Carpool

78.7%

Public transit

8.8%

Work from home

23.4 min

Avg commute

Housing

$226,200$-21,200 vs state

Median home value

$942

Median rent

66.5%

Homeownership rate

18,812

Total housing units

92.3%

Occupied

7.7%

Vacant

33.5%

Renter-occupied

Social & access

95.1%

With health insurance

94.4%

With broadband internet

28.2%

Foreign-born

5.8%

Veterans (18+)

13.0%

With a disability

95.3%

Speak language other than English at home

Education

94.4%

High School+

29.2%

Bachelor's+

Largest cities in Wisconsin

Other counties in Wisconsin

Part of Wisconsin

Metro areas in Wisconsin

County rankings

Frequently Asked Questions

Dunn County, Wisconsin has a population of 45,349 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 32nd-largest county in Wisconsin. Population density is 53 people per square mile.

The population of Dunn County has grown 5.1% since 2010 (43,888 → 46,135), a +0.36% annualized rate.

The median household income in Dunn County, Wisconsin is $71,785, with mean (average) household income of $88,965 and per-capita income of $36,207. 5.7% of residents live below the federal poverty level.

In Dunn County, the largest racial and ethnic groups are White (91.9%), Hispanic or Latino (1.0%), Black or African American (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Dunn County, Wisconsin is 35.8 years. Residents are 49.3% female and 50.7% male.

The median home value in Dunn County is $226,200 and median monthly rent is $942. 66.5% of occupied housing units are owner-occupied. The county has 18,812 total housing units, 7.7% of which are vacant.

The largest employment sector in Dunn County, Wisconsin is professional, scientific, and management services, employing 23.9% of workers. The unemployment rate is 2.8%.

Milwaukee is among the largest cities associated with Dunn County, Wisconsin, with a population of 569,756.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.