Barrios de Colorado M
- Mapleton Hill (1)
- Mar Lee (7)
- Marina Pointe (2)
- Mariposa District (2)
- Martin Acres (5)
- Meadow Glen (2)
- Meadow Hills (11)
- Meadow Ranch (1)
- Meadow Wood (3)
- Meadowbrook Heights (3)
- Meadowglen (1)
- Memorial Park (13)
- Mesa (1)
- Middle Creek (3)
- Midtown Denver (12)
- Mission Viejo (7)
- Molholm Two Creeks (27)
- Montbello (18)
- Montclair (8)
- Morris Heights (3)
- Morse Park (6)
- Mountain Shadows (1)