State Cancer Profiles

Interpretation of Demographics Data

Demographic Data Report for Wisconsin by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent

United States

• 2023 Rural-Urban Continuum Codes Φ : N/A
• Value (Percent) : The value is 22.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 73,517,834.
• Rank within US : N/A

Wisconsin

• 2023 Rural-Urban Continuum Codes Φ : N/A
• Value (Percent) : The value is 21.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 1,264,546.
• Rank within US : This county is ranked 32 of 52

Milwaukee County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 23.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 219,441.
• Rank within US : This county is ranked 778 of 3143

Dane County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 19.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 112,792.
• Rank within US : This county is ranked 2348 of 3143

Waukesha County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 86,298.
• Rank within US : This county is ranked 1910 of 3143

Brown County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 23.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 62,260.
• Rank within US : This county is ranked 1057 of 3143

Racine County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 22.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 44,901.
• Rank within US : This county is ranked 1174 of 3143

Outagamie County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 23.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 44,257.
• Rank within US : This county is ranked 1057 of 3143

Rock County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 22.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 36,803.
• Rank within US : This county is ranked 1311 of 3143

Kenosha County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 36,594.
• Rank within US : This county is ranked 1613 of 3143

Winnebago County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 20.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 34,694.
• Rank within US : This county is ranked 2193 of 3143

Marathon County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 22.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 31,130.
• Rank within US : This county is ranked 1260 of 3143

Washington County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 28,925.
• Rank within US : This county is ranked 1910 of 3143

Sheboygan County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 25,396.
• Rank within US : This county is ranked 1698 of 3143

La Crosse County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 19.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 23,330.
• Rank within US : This county is ranked 2426 of 3143

St. Croix County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 23.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 22,839.
• Rank within US : This county is ranked 748 of 3143

Fond du Lac County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 21,999.
• Rank within US : This county is ranked 1869 of 3143

Eau Claire County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 19.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 21,207.
• Rank within US : This county is ranked 2323 of 3143

Walworth County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 20,610.
• Rank within US : This county is ranked 2404 of 3143

Ozaukee County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 20.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 19,455.
• Rank within US : This county is ranked 1936 of 3143

Dodge County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 17,235.
• Rank within US : This county is ranked 2426 of 3143

Jefferson County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 16,971.
• Rank within US : This county is ranked 2348 of 3143

Manitowoc County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 20.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 16,492.
• Rank within US : This county is ranked 2158 of 3143

Wood County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 21.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 15,845.
• Rank within US : This county is ranked 1735 of 3143

Sauk County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 22.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 14,752.
• Rank within US : This county is ranked 1356 of 3143

Chippewa County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 14,291.
• Rank within US : This county is ranked 1735 of 3143

Portage County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 18.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 13,294.
• Rank within US : This county is ranked 2580 of 3143

Columbia County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 20.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 11,972.
• Rank within US : This county is ranked 2095 of 3143

Calumet County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 22.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 11,760.
• Rank within US : This county is ranked 1395 of 3143

Monroe County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 25.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 11,724.
• Rank within US : This county is ranked 340 of 3143

Grant County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 21.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 10,942.
• Rank within US : This county is ranked 1869 of 3143

Waupaca County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 20.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 10,369.
• Rank within US : This county is ranked 2226 of 3143

Clark County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 29.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 10,305.
• Rank within US : This county is ranked 83 of 3143

Barron County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 21.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 9,868.
• Rank within US : This county is ranked 1869 of 3143

Polk County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 9,058.
• Rank within US : This county is ranked 2294 of 3143

Dunn County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,776.
• Rank within US : This county is ranked 2459 of 3143

Shawano County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 21.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,687.
• Rank within US : This county is ranked 1816 of 3143

Pierce County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 20.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,644.
• Rank within US : This county is ranked 2158 of 3143

Douglas County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 19.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,471.
• Rank within US : This county is ranked 2493 of 3143

Trempealeau County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 26.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,221.
• Rank within US : This county is ranked 196 of 3143

Vernon County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 26.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 8,081.
• Rank within US : This county is ranked 255 of 3143

Green County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 7,954.
• Rank within US : This county is ranked 1698 of 3143

Marinette County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 18.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 7,932.
• Rank within US : This county is ranked 2564 of 3143

Oconto County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 19.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 7,789.
• Rank within US : This county is ranked 2348 of 3143

Oneida County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 16.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 6,376.
• Rank within US : This county is ranked 2918 of 3143

Iowa County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 21.6 percent.
• People (Age Under 18) : The number of people (age under 18) is 5,152.
• Rank within US : This county is ranked 1650 of 3143

Juneau County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 5,151.
• Rank within US : This county is ranked 2459 of 3143

Lincoln County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 17.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 5,065.
• Rank within US : This county is ranked 2756 of 3143

Door County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 15.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,802.
• Rank within US : This county is ranked 2992 of 3143

Taylor County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 23.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,618.
• Rank within US : This county is ranked 1006 of 3143

Jackson County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 21.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,418.
• Rank within US : This county is ranked 1869 of 3143

Waushara County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 17.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,409.
• Rank within US : This county is ranked 2775 of 3143

Kewaunee County

• 2023 Rural-Urban Continuum Codes Φ : Urban
• Value (Percent) : The value is 20.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,308.
• Rank within US : This county is ranked 1978 of 3143

Lafayette County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 25.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,281.
• Rank within US : This county is ranked 362 of 3143

Green Lake County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 21.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 4,175.
• Rank within US : This county is ranked 1613 of 3143

Vilas County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 16.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,827.
• Rank within US : This county is ranked 2956 of 3143

Langlade County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.1 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,732.
• Rank within US : This county is ranked 2518 of 3143

Richland County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 21.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,652.
• Rank within US : This county is ranked 1816 of 3143

Ashland County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 20.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,331.
• Rank within US : This county is ranked 2021 of 3143

Sawyer County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 17.4 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,207.
• Rank within US : This county is ranked 2833 of 3143

Crawford County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.2 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,077.
• Rank within US : This county is ranked 2493 of 3143

Washburn County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 18.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 3,035.
• Rank within US : This county is ranked 2719 of 3143

Marquette County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 18.8 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,960.
• Rank within US : This county is ranked 2580 of 3143

Adams County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 13.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,847.
• Rank within US : This county is ranked 3104 of 3143

Rusk County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 20.0 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,834.
• Rank within US : This county is ranked 2262 of 3143

Bayfield County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 16.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,707.
• Rank within US : This county is ranked 2950 of 3143

Buffalo County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.9 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,668.
• Rank within US : This county is ranked 2294 of 3143

Burnett County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 15.7 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,649.
• Rank within US : This county is ranked 2995 of 3143

Price County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 17.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 2,464.
• Rank within US : This county is ranked 2810 of 3143

Forest County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 19.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 1,804.
• Rank within US : This county is ranked 2459 of 3143

Pepin County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 22.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 1,660.
• Rank within US : This county is ranked 1356 of 3143

Menominee County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 30.3 percent.
• People (Age Under 18) : The number of people (age under 18) is 1,289.
• Rank within US : This county is ranked 64 of 3143

Iron County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 15.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 963.
• Rank within US : This county is ranked 3011 of 3143

Florence County

• 2023 Rural-Urban Continuum Codes Φ : Rural
• Value (Percent) : The value is 15.5 percent.
• People (Age Under 18) : The number of people (age under 18) is 721.
• Rank within US : This county is ranked 3011 of 3143

Notes:
Created by statecancerprofiles.cancer.gov on 03/30/2026 7:06 am.

Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.

Source: Demographic data provided by the Census Bureau and the American Community Survey.

For more information about Population: Age under 18, see the dictionary.

Data for United States does not include Puerto Rico.