- Manassa (Population: 1,042)
- Mancos (Population: 1,119)
- Manitou Springs (Population: 4,980)
- Mead (Population: 2,017)
- Meeker (Population: 2,242)
- Milliken (Population: 2,888)
- Minturn (Population: 1,068)
- Monte Vista (Population: 4,529)
- Montrose (Population: 12,344)
- Monument (Population: 1,971)
