Population of Marion, Indiana as of February 2025. How many people live in Marion today?

The exact population of Marion, Indiana as of February 2025 is estimated at 28,310 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 Marion.

Check out more data on population in Indiana:

• Population of Fishers
• Population of Anderson
• Population of Jeffersonville
• Population of Merrillville
• Population of Michigan City
• Population of Avon
• Population of Shelbyville
• Population of Lebanon
• Population of Jasper
• Population of Beech Grove
• Population of Connersville
• Population of Martinsville
• Population of Bluffton
• Population of McCordsville
• Population of Greencastle
• Population of Charlestown
• Population of Tell City