County · Wisconsin
Kewaunee County, Wisconsin
Kewaunee County, Wisconsin. Kewaunee County had 20,758 residents in 2025 by the Census Bureau's estimate, up 1.0% since 2020, in line with Wisconsin (+1.3%). It holds 15 places (4 cities, villages and boroughs, 10 towns and townships and 1 census-designated) and 6 census tracts. GEOID 55061.
Kewaunee County is one of the 3 counties of the Green Bay, WI metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
20,758
Census Bureau estimate (no margin published)
2020 Census count: 20,563 · ACS 2020-2024: 20,664
Median household income
$82,725
±$3,250 (90% margin)
Wisconsin: $77,485
Median home value
$222,200
±$6,881 (90% margin)
Wisconsin: $266,500
Median gross rent
$847
±$48 (90% margin)
Wisconsin: $1,087
How many people live in Kewaunee County, and is it growing?
The 2020 Census counted 20,563 residents in Kewaunee County. The Census Bureau estimates 20,758 for July 1, 2025, up 1.0% since 2020, in line with Wisconsin (+1.3%). The 2020-2024 American Community Survey puts the population at 20,664 over 342 square miles of land.
| Measure | Kewaunee County | Wisconsin | Change since 2015-2019 |
|---|---|---|---|
| Total population | 20,664 | 5,914,872 | +277 |
| Households | 8,357±155 | 2,479,480 | no clear change |
| Average household size | 2.45±0.05 | 2.33 | no clear change |
| Housing units | 9,367±44 | 2,778,572 | no clear change |
Kewaunee County's population since 2000
From 20,187 in 2000 to 20,758 in 2025: up 2.8%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Kewaunee County?
Kewaunee County holds 15 places: 4 cities, villages and boroughs (incorporated places), 10 towns and townships (county subdivisions with their own government) and 1 census-designated place. The largest is Algoma with 3,225 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Algoma | 3,243 | $64,487 |
|---|---|---|
| Kewaunee | 2,837 | $82,028 |
| Luxemburg | 2,685 | $77,500 |
| Luxemburg (town) | 1,458 | $89,167 |
| Red River (town) | 1,374 | $97,361 |
| Montpelier (town) | 1,362 | $85,825 |
| West Kewaunee (town) | 1,278 | $91,250 |
| Casco (town) | 1,150 | $96,667 |
| Carlton (town) | 1,008 | $81,250 |
| Franklin (town), Kewaunee County | 964 | $106,875 |
| Lincoln (town), Kewaunee County | 932 | $74,022 |
| Ahnapee (town) | 870 | $71,250 |
| Pierce (town) | 772 | $72,778 |
| Casco | 630 | $106,875 |
| Dyckesville | 490 | $102,125 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Kewaunee County?
The median resident of Kewaunee County is 44.6 years old; 20.8% are under 18 and 22.2% are 65 or older. The largest group is non-Hispanic white residents at 92.0%, then Hispanic or Latino residents (of any race) at 4.1%. 2.5% of residents were born outside the United States.
| Measure | Kewaunee County | Wisconsin | Change since 2015-2019 |
|---|---|---|---|
| Median age | 44.6±0.3 | 40.2 | no clear change |
| Under 18 years | 20.8%±0.2 pts | 21.4% | – |
| 65 years and over | 22.2%±0.2 pts | 18.5% | – |
| Hispanic or Latino (any race) | 4.1% | 8.0% | +1.1 pts |
| White alone, not Hispanic | 92.0%±0.5 pts | 78.6% | −2.4 pts |
| Black or African American alone, not Hispanic | 0.4%±0.2 pts | 5.9% | −0.3 pts |
| Asian alone, not Hispanic | 0.5%±0.1 pts | 2.9% | +0.2 pts |
| American Indian and Alaska Native alone, not Hispanic | 0.1%±0.1 pts | 0.5% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.1 pts | 0.0% | – |
| Two or more races, not Hispanic | 2.6%±0.5 pts | 3.7% | – |
| Some other race alone, not Hispanic | 0.3%±0.3 pts | 0.3% | – |
| Born outside the United States | 2.5%±0.4 pts | 5.2% | no clear change |
| Speak a language other than English at home (age 5+) | 4.7%±0.6 pts | 9.0% | – |
| Civilian veterans (age 18+) | 6.5%±1.0 pts | 6.2% | – |
| With a disability | 12.0%±1.1 pts | 12.3% | – |
| No health insurance coverage | 3.9%±0.7 pts | 5.2% | no clear change |
| High school graduate or higher (age 25+) | 94.5%±1.0 pts | 93.6% | – |
| Bachelor's degree or higher (age 25+) | 21.9%±1.6 pts | 33.4% | +2.5 pts |
| Graduate or professional degree (age 25+) | 7.3%±1.2 pts | 11.4% | – |
| Moved from another state in the past year | 1.1%±0.7 pts | 2.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Kewaunee County earn?
Half of Kewaunee County's 8,357 households earn less than $82,725 a year (±$3,250), against $77,485 in Wisconsin. In 2015-2019 it was $81,462 in 2024 dollars; the margins of error cannot tell the two periods apart. 7.6% of residents live below the poverty line.
| Measure | Kewaunee County | Wisconsin | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $82,725±$3,250 | $77,485 | no clear change |
| Mean household income | $98,858±$4,118 | $101,466 | – |
| Per capita income | $41,026±$1,517 | $43,373 | +$2,972 |
| People below the poverty line | 7.6%±1.3 pts | 10.6% | no clear change |
| Children under 18 below the poverty line | 8.1%±2.7 pts | 12.8% | no clear change |
| Households receiving SNAP | 5.2%±1.0 pts | 11.1% | – |
| Households with a broadband subscription | 87.4%±1.8 pts | 90.3% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Kewaunee County?
Owners occupy 86.5% of Kewaunee County's occupied homes and renters 13.5%. The median owner-occupied home is valued at $222,200 by its owner (±$6,881). The median renter pays $847 a month including utilities, and 25.9% of renters pay 35% or more of their income on rent.
| Measure | Kewaunee County | Wisconsin | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $222,200±$6,881 | $266,500 | +$19,259 |
| Median gross rent | $847±$48 | $1,087 | no clear change |
| Renters paying 35% or more of income on rent | 25.9%±8.2 pts | 35.0% | no clear change |
| Median monthly owner costs, with a mortgage | $1,445±$54 | $1,689 | – |
| Owner-occupied homes | 86.5%±1.6 pts | 67.8% | +7.2 pts |
| Housing units | 9,367±44 | 2,778,572 | no clear change |
| Homeowner vacancy rate | 0.0%±0.3 pts | 0.5% | – |
| Rental vacancy rate | 1.6%±1.7 pts | 4.5% | – |
| Single-family detached homes | 82.6%±2.3 pts | 66.2% | – |
| Mobile homes | 3.9%±1.0 pts | 3.1% | – |
| Built 2020 or later | 1.0%±0.6 pts | 1.4% | – |
| Built 1939 or earlier | 27.9%±2.2 pts | 17.8% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Kewaunee County building?
Builders took permits for 71 new housing units across Kewaunee County in 2025 (61 single-family), 3.4 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Kewaunee County get to work?
78.5% of Kewaunee County's workers drive alone and 10.2% work from home. The average trip to work takes 24.1 minutes. The unemployment rate in 2020-2024 averaged 1.5%.
| Measure | Kewaunee County | Wisconsin | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 63.9%±1.6 pts | 65.3% | – |
| Unemployment rate | 1.5%±0.4 pts | 3.2% | no clear change |
| Drove alone to work | 78.5%±2.0 pts | 74.4% | – |
| Carpooled | 7.8%±1.7 pts | 7.3% | – |
| Public transportation | 0.2%±0.2 pts | 1.1% | – |
| Walked | 2.8%±0.7 pts | 2.6% | – |
| Worked from home | 10.2%±1.5 pts | 13.1% | +4.3 pts |
| Mean travel time to work | 24.1 min±1.3 | 22.2 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Kewaunee County's census tracts?
Kewaunee County is divided into 6 census tracts. Among those with a reliable estimate, median household income runs from $64,710 (Tract 9601) to $93,355 (Tract 9604.02).
| Tract 960155061960100 | 3,232±34 | $64,710 |
|---|---|---|
| Tract 960255061960200 | 2,414±166 | $73,317 |
| Tract 9604.0155061960401 | 5,239±274 | $85,352 |
| Tract 9604.0255061960402 | 3,826±185 | $93,355 |
| Tract 960555061960500 | 5,953±291 | $84,938 |
| Tract 990055061990000 | 0±10 | not published |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Kewaunee County compare with Wisconsin's other counties?
| Measure | Rank |
|---|---|
| Population | 52nd of 72 |
| Growth 2020-2025 | 42nd of 72 |
| Residents per square mile | 32nd of 72 |
| Median household income | 12th of 72 |
| Median home value | 39th of 72 |
| Median gross rent | 43rd of 72 |
| Poverty rate | 64th of 72 |
| Bachelor's degree or higher | 49th of 72 |
| Median age | 31st of 72 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Kewaunee County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.