Population of South Middleton, Pennsylvania as of May 2025. How many people live in South Middleton today?

The exact population of South Middleton, Pennsylvania as of May 2025 is estimated at 16,770 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 Middleton.

Check out more data on population in Pennsylvania:

• Population of Allentown
• Population of Lancaster
• Population of Lower Paxton
• Population of Manheim Township
• Population of Cheltenham
• Population of Hampden
• Population of Ross Township
• Population of Ridley
• Population of Monroeville
• Population of Springettsbury
• Population of Susquehanna Township
• Population of Montgomery Township
• Population of Springfield
• Population of Upper Allen
• Population of Chambersburg
• Population of Baldwin
• Population of Coolbaugh Township