| Matawan Creek | |
|---|---|
 Looking towards the creek's mouth as seen from Front Street in Keyport at the border with Aberdeen Township | |
 | |
| Location | |
| Country | United States |
| State | New Jersey |
| Counties | Monmouth |
| Physical characteristics | |
| Source | |
| • location | Bakers Brook Marlboro Township |
| • coordinates | 40°24′57″N 74°13′56″W / 40.41583°N 74.23222°W |
| Mouth | |
• location | Keyport Harbor Keyport, New Jersey |
• coordinates | 40°26′20″N 74°12′18″W / 40.43889°N 74.20500°W |
• elevation | 0 feet (0 m) |
| Basin size | 1,100 sq mi (700,000 acres; 2,800 km2) |
| Basin features | |
| Population | ~1.2 million |
| Tributaries | |
| • left | Clapboard Creek |
| • right | Birch Swamp Brook, Gravelly Brook, Mohingson Creek |
| Waterbodies | Lake Lefferts |
Matawan Creek is a creek and partially a tidal inlet of Raritan Bay. It lies in Monmouth County, New Jersey, United States, across from Staten Island, New York City.