South Milwaukee Flag

South Milwaukee

County Seat:
No
Area (mi²):
4.826
State:
Wisconsin

South Milwaukee is a city located in Milwaukee County, Wisconsin. South Milwaukee has a 2025 population of 20,098 . South Milwaukee is currently declining at a rate of -0.67% annually and its population has decreased by -3.24% since the most recent census, which recorded a population of 20,772 in 2020.

The average household income in South Milwaukee is $82,285 with a poverty rate of 12.51%. The median age in South Milwaukee is 40.9 years: 40.5 years for males, and 41.7 years for females. For every 100 females there are 98.5 males.

20.1K
Total Population
4,165
Density (mi²)
-135 -0.67%
Growth

South Milwaukee Population

South Milwaukee Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of South Milwaukee includes 84.45% White, and smaller percentages for other race, Black or African American, Native American, Asian and multiracial populations.

Population by Race

White (84.45%)

Two or more races (8.8%)

Other race (2.61%)

Black or African American (2.44%)

Native American (1.26%)

Asian (0.44%)

Race
Population
Percentage (of total)
White17,35184.45%
Two or more races1,8088.8%
Other race5372.61%
Black or African American5012.44%
Native American2591.26%
Asian910.44%

South Milwaukee Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

South Milwaukee's average per capita income is $48,060. Household income levels show a median of $70,146. The poverty rate stands at 12.51%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$97,512-
Families$86,563$95,097
Households$70,146$82,285
Non Families$47,438$57,710

$48,060

Average Income

$70,146

Median Household Income

12.51%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)