Neptune City is a small, densely settled borough in Monmouth County, New Jersey, positioned on the Shark River a short distance inland from the Atlantic Ocean. The borough covers less than one square mile and is almost entirely surrounded by the much larger Neptune Township, with the shore communities of Asbury Park, Avon-by-the-Sea, Belmar, and Bradley Beach immediately to the east. That geography gives Neptune City a distinctly coastal character while keeping it a quiet, largely residential community of tree-lined streets rather than a resort town itself. The borough's identity is tied to the nearby ocean and to the Shark River, a tidal waterway that runs along its edge and opens into the Atlantic at the Shark River Inlet between Belmar and Avon-by-the-Sea. Monmouth County's Shark River Park, the county park system's first and largest open-space parcel, occupies more than 1,000 acres along the river at the borough's boundary, offering woods, trails, and fishing within minutes of home. For daily needs and recreation, residents look to the surrounding shore towns, where boardwalks, beaches, marinas, and a year-round dining and music scene — particularly in neighboring Asbury Park — are a short drive or bike ride away. Commuters reach New York via NJ Transit's North Jersey Coast Line from nearby Asbury Park Station, and the Garden State Parkway and Routes 18, 33, and 34 provide highway access through the region. Neptune City appeals to residents who want the convenience and coastal lifestyle of Monmouth County's shore communities in a compact, walkable borough with its own small-town government and schools.