Patchogue Bay
General data
- Name: Patchogue Bay
- Water system: Atlantic Ocean
- Water type: Bay
- Progression: Great South Bay (Long Island) -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: North America
- Countries: United States of America
Patchogue Bay is a lagoon on the south-central shores of Long Island in the U.S. state of New York. Part of the Great South Bay, Patchogue Bay is a cove between the points of land known as Blue Point and Howells Point, and across which ferries run south to Fire Island.