Barrios de Wisconsin M
- MacArthur Heights (6)
- Maple Tree (4)
- Marquette (1)
- Marquette-Dane (17)
- McAuliffe Park (1)
- McGovern Park (1)
- Meadowood (3)
- Menomonee River Hills (4)
- Menomonee River Hills East (1)
- Merrill Park (9)
- Metcalfe Park (4)
- Middleton Hills (1)
- Midtown Milwaukee (5)
- Midvale Heights (6)
- Miller Valley (4)
- Mitchell Park (2)
- Mitchell West (1)
- Morgan Heights (1)
- Morgandale (2)
- Mount Pleasant (17)
- Murray Hill (42)
- Muskegg Way (6)