Population of South Milwaukee, Wisconsin as of February 2026. How many people live in South Milwaukee today?

The exact population of South Milwaukee, Wisconsin as of February 2026 is estimated at 20,795 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from South Milwaukee.

Check out more data on population in Wisconsin:

• Population of Kenosha
• Population of Eau Claire
• Population of Sheboygan
• Population of Greenfield
• Population of West Bend
• Population of Superior
• Population of Mequon
• Population of Cudahy
• Population of Menomonie
• Population of Bellevue
• Population of Waunakee
• Population of Allouez
• Population of Glendale
• Population of Baraboo
• Population of Richfield
• Population of Two Rivers
• Population of Monroe