Keyport Harbor
General data
- Name: Keyport Harbor
- Water system: Atlantic Ocean
- Water type: Bay
- Progression: Raritan Bay -> Atlantic Ocean -> Planet Earth
- Climates: Continental
- Continents: North America
- Countries: United States of America
Keyport Harbor is an arm of Raritan Bay, located on the south side of the bay. Streams flowing into Keyport Harbor include Matawan Creek, Luppatatong Creek and Chingarora Creek.
An earlier name for Keyport Harbor is Brown's Point Cove.