Statistic South Milwaukee Wisconsin National
Population 21,661 5,966,344 336,919,644
Population density (sq mi) 4,486 110 91
Median age 40.3 39.1 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 53% 57% 55%
Families w/ Kids under 18 42% 43% 43%
Speak English 89% 91% 79%
Speak Spanish 5% 5% 13%
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Overview of South Milwaukee Demographics

The population in South Milwaukee is 21,661, while the population density is 4,486 people per square mile, contrasting with the national average of 91. The median age stands at 40.3, with 53% of individuals aged 15 or older being married and 42% having children under 18. In terms of household income equality in South Milwaukee, 16% of households report a median income below $25,000, while 10% report an income exceeding $150,000. The South Milwaukee demographics data can provide invaluable insight into the composition, dynamics and needs of urban and rural areas, enabling planners, developers and policymakers to strategize effectively for the promotion of prosperity, equity and well-being for all residents in the area.

South Milwaukee Racial Demographics & Ethnicity

The South Milwaukee racial demographics and ethnicity breakdown serves as a critical tool for understanding and addressing systemic inequities, promoting social justice and inclusion and building stronger, more resilient communities. The racial breakdown in South Milwaukee is 89.9% White, 2.9% Black or African American, 0.6% Asian, 0.8% American Indian and 0% Native Hawaiian - 12.5% of the population identify as Hispanic or Latino. Of all households, 89.2% reported speaking English only, while 5.4% reported speaking Spanish only. A total of 6.4% of residents were considered foreign born.

South Milwaukee Population Density

In areas with high population density, residents enjoy a wealth of amenities and services conveniently located within walking distance or a short commute. Access to healthcare facilities, educational institutions, cultural venues, dining options, retail stores and public transit enhances residents' quality of life and overall well-being. South Milwaukee has a population density of 4,486 people per square mile, which far exceeds the national average of 91 and ranks among the most densely populated cities in the country.

Why are Demographics Important?

Education Allocation: South Milwaukee demographics can play a pivotal role in guiding education planning, offering insights into student demographics, school enrollment patterns, and educational requirements. This data aids schools and policymakers in resource allocation and the development of effective educational programs. It serves as a critical tool for identifying disparities in educational access and outcomes among diverse demographic groups, such as racial and ethnic minorities, socio-economic status, and students with disabilities. Through the disaggregation of data by demographic factors, education planners can pinpoint areas of inequity and implement targeted interventions to enhance access, support, and outcomes for marginalized students. Ultimately, South Milwaukee demographic data is indispensable in education for advancing equity, fostering student achievement, and cultivating inclusive learning environments tailored to the needs of all students.

Urban Development: Urban planners could use South Milwaukee demographic data to design and create areas that accommodate the needs of residents, including housing, transportation and public services, while promoting sustainability and quality of life. Demographic shifts can contribute to gentrification and neighborhood change in urban or rural areas. As neighborhoods attract new residents with different income levels and lifestyle preferences, property values may rise, leading to displacement of long-time residents and changes in the character and identity of the neighborhood. Understanding population density, age distribution, household size and income levels helps inform decisions related to zoning, transportation infrastructure, housing development and public amenities. Lastly, using South Milwaukee demographics for planning and development of affordable housing can help prevent displacement.

Understanding Populations: Analyzing and interpreting the South Milwaukee demographic data provides us with valuable insights into the characteristics and composition of populations, encompassing age, gender, race, ethnicity, income, education and other socio-economic variables. This understanding is crucial for addressing the diverse needs, preferences and challenges encountered by various demographic groups within communities. Demographics play a crucial role in understanding populations, informing decision-making processes, and advancing equity, inclusion, and overall well-being for all individuals and communities. The South Milwaukee population and demographic data serves as a foundation for addressing social, economic and environmental challenges, while also nurturing the well-being and resilience of societies.

Demographics Quick Facts

  • The population density in South Milwaukee is 3972% higher than Wisconsin
  • The median age in South Milwaukee is 3% higher than Wisconsin
  • In South Milwaukee 89.93% of the population is White
  • In South Milwaukee 2.90% of the population is Black
  • In South Milwaukee 0.58% of the population is Asian

Compare South Milwaukee, WI Demographics

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      South Milwaukee racial demographics

      Race South Milwaukee Wisconsin National
      White 89.93% 86.21% 73.35%
      Black 2.90% 6.29% 12.63%
      Asian 0.58% 2.57% 5.22%
      American Indian 0.84% 0.89% 0.82%
      Native Hawaiian 0.04% 0.02% 0.18%
      Mixed race 3.85% 2.19% 3.06%
      Other race 1.86% 1.83% 4.75%
      In South Milwaukee, 12.5% 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

      South Milwaukee age breakdown

      Marital status

      Age of children in married couples

      Source: The South Milwaukee, 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.