Monmouth

Monmouth, county, east-central New Jersey, U.S., bounded by Raritan and Sandy Hook bays to the north and the Atlantic Ocean to the east. It comprises a coastal lowland drained by the Manasquan, Shark, Navesink, Swimming, Shrewsbury, and Millstone rivers. The county is forested primarily with oak, hickory, and shortleaf pine. Sandy Hook, a peninsula extending northward from the northeastern corner of the county, is part of Gateway National Recreation Area. The lighthouse on its northern...