| Bound Brook Island | |
| Map: | Massachusetts#USA |
| Coordinates: | 41.9557°N -70.0661°W[1] |
| Elevation Ft: | 79 |
| Country Admin Divisions Title: | State |
| Country Admin Divisions Title 1: | Location |
| Country Admin Divisions 1: | Cape Cod |
Bound Brook Island is an island in Barnstable County, Massachusetts. It is located between Bound Brook and Duck Harbor, northwest of Wellfleet in the Town of Wellfleet. Great Beach Hill is located south of Bound Brook Island. Bound Brook formerly made an island of this land during the spring and fall tides.[1]