Statistic Walnut Grove Madison Wisconsin
Population 966 266,829 5,966,344
Population density (sq mi) 4,121 3,465 110
Median age 39.9 31.2 39.1
Male/Female ratio 0.8:1 1.0:1 1.0:1
Married (15yrs & older) n/a 41% 57%
Families w/ Kids under 18 53% 44% 43%
Speak English n/a 86% 91%
Speak Spanish n/a 5% 5%
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Demographics Quick Facts

  • The population density in Walnut Grove is 19% higher than Madison
  • The median age in Walnut Grove is 28% higher than Madison
  • In Walnut Grove 77.81% of the population is White
  • In Walnut Grove 16.21% of the population is Black
  • In Walnut Grove 5.02% of the population is Asian

Compare Madison, WI Demographics

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      Walnut Grove racial demographics

      Race Walnut Grove Madison Wisconsin
      White 77.81% 77.49% 86.21%
      Black 16.21% 6.58% 6.29%
      Asian 5.02% 9.10% 2.57%
      American Indian 0.20% 0.44% 0.89%
      Native Hawaiian 0.00% 0.05% 0.02%
      Mixed race 0.00% 4.97% 2.19%
      Other race 0.76% 1.37% 1.83%
      In Walnut Grove, 7.2% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      Walnut Grove age breakdown

      Marital status

      Age of children in married couples

      Source: The Walnut Grove, Madison, WI demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS) and include 2026 modeled data developed using proprietary methodologies.