Manalapan Brook
| Manalapan Brook | |
|---|---|
Manalapan Brook facing west | |
| Location | |
| Country | United States |
| Physical characteristics | |
| Source | |
| • coordinates | 40°11′29.2″N 74°23′35.3″W / 40.191444°N 74.393139°W |
| Basin size | 43 sq mi (110 km2) |
| Basin features | |
| Progression | Raritan River, Atlantic Ocean |
| River system | Raritan River system |
Manalapan Brook is a tributary of the South River in Monmouth and Middlesex counties, New Jersey in the United States.