Population of Monthey, Switzerland as of July 2025. How many people live in Monthey today?

The exact population of Monthey as of July 2025 is estimated at 17,820 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 Monthey.

Check out more data on population in Switzerland:

• Flawil
• Sarnen
• Val-de-Travers
• Plan-les-Ouates
• Zollikofen
• Suhr
• Davos