Population of Smithville, Missouri as of February 2026. How many people live in Smithville today?

The exact population of Smithville, Missouri as of February 2026 is estimated at 10,406 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 Smithville.

Check out more data on population in Missouri:

• Population of Kansas City
• Population of Columbia
• Population of O'Fallon
• Population of Blue Springs
• Population of Wentzville
• Population of Ballwin
• Population of Mehlville
• Population of Belton
• Population of Sedalia
• Population of Creve Coeur
• Population of Kirksville
• Population of Lemay
• Population of Carthage
• Population of Jennings
• Population of Festus
• Population of Troy
• Population of Eureka