- Mallard Lake South
- Malvern
- Mary Meadows
- Marywood
- McQueen
- Meredith
- Middlecreek
- Millwoods Island
- Maeystown
- Mahomet
- Makanda
- Manteno
- Maple Park
- Maquon
- Maple Island
- Marine
- Malibu Bay
- Mallard Lake Estates
- Marilyn's Estates
- Marquettes Landing
- McKenna Woods
- Meadowdale Estates
- Meadowview
- Michigan Beach
- Mill Race Creek
- Millhurst
- Millsdale
- Mirage
- Moose Island
- Morgan Crossing