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 2026 population of 19,963. South Milwaukee is currently declining at a rate of -0.67% annually and its population has decreased by -3.89% since the most recent census, which recorded a population of 20,772 in 2020.

The median household income in South Milwaukee is $73,427 with a poverty rate of 13.06%. The median age in South Milwaukee is 40.2 years: 38.9 years for males, and 40.8 years for females. For every 100 females there are 98.4 males.

20K
Total Population
4,137
Density (mi²)
-135 -0.67%
Growth

South Milwaukee Population

South Milwaukee Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202619,963-135-0.67%
202520,098-135-0.67%
202420,233-5-0.02%
202320,238-109-0.54%
202220,347-220-1.07%
202120,567-205-0.99%
202020,772-25-0.12%
201920,723-77-0.37%
201820,800-141-0.67%
201720,941-188-0.89%
201621,129-126-0.59%
201521,255-28-0.13%
201421,283210.1%
201321,262390.18%
201221,223380.18%
201121,185220.1%
201021,16370.03%
200021,2562981.42%
199020,958-111-0.53%
198021,069-2,228-9.56%
197023,2972,99014.72%
196020,3077,45257.97%
195012,8551,72115.46%
194011,1344284%
193010,7063,10840.91%
19207,5981,50624.72%
19106,0922,70079.6%
19003,39200%

Median Age

Overall: 40.2 years
Female: 40.8 years
Male: 38.9 years

South Milwaukee Adults

There are 15,909 adults, (3,855 of whom are seniors) in South Milwaukee.

Sex Ratio

Female: 10,301 (50.4%)
Male: 10,141 (49.6%)

Demographics

The racial composition of South Milwaukee includes 81.16% White, 3.31% other race, and smaller percentages for Black or African American, Asian, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White16,59181.16%
Two or more races2,20210.77%
Other race6773.31%
Black or African American5012.45%
Asian2651.3%
Native American2061.01%
Race
Population ↓
Percentage (of total)
Two or more races9634.71%
White8013.92%
Other race6553.2%
Native American700.34%
Race
Population ↓
Percentage (of total)
White15,79077.24%
Two or more races1,2396.06%
Black or African American5012.45%
Asian2651.3%
Native American1360.67%
Other race220.11%

South Milwaukee Marital Status

Economics and Income Statistics

South Milwaukee 's average per capita income is $49,633. Household income levels show a median of $73,427. The poverty rate stands at 13.06%.

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$101,940-
Families$92,161$99,838
Households$73,427$85,767
Non Families$46,595$58,410

$49,633

Average Income

$73,427

Median Household Income

13.06%

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)