Mashnee Island - Bourne
Mashnee Island is a small community of 140 homes jutting out into Buzzards Bay in Bourne. The community is surrounded by water and connected to the mainland via a causeway that was built in 1939. This 50-acre community offers stunning views of surrounding vistas including Phinneys Harbor and Monument Beach to the east, Mass Maritime Academy and the Cape Cod Railroad Bridge to the north and Onset to the northeast. Read more about Mashnee Island real estate.
Mashnee Island Homes For Sale
Get notified when matching listings become available. We also have found 22 listings nearby within 5 miles of this community.

More About Mashnee Island Real Estate
Mashnee Island Amenities
- Association beach
- Mooring field
- Association dock (optional membership)
Mashnee Island Location
Mashnee Island is located in Bourne just to the south of the west entrance to the Cape Cod Canal and to the west of Monument Beach. This location is less than 10 minutes from the Bourne Bridge and offers the ultimate in off Cape convenience. Mashnee boaters enjoy the direct access to the open waters of Buzzards Bay from this location.