The route is only 0.40 miles (0.64 km) long, running along Brigantine Boulevard in Atlantic City.

The highway heads northward along Brigantine Boulevard, passing by fields along the Connector and to the west of local townhouses.

Intersecting with North Carolina Avenue, a dead-end connector, Route 187 continues along Brigantine Boulevard through Atlantic City, passing a large baseball field before intersecting with West Maryland Avenue.

[2] A short distance after West Maryland Avenue, Route 187 terminates at an intersection with New Jersey Route 87 (Huron Avenue)[1] while Brigantine Boulevard continues a short distance, merging into the Connector soon after.

State Highway Route S-4-A was proposed to be an extension along Great Bay Boulevard from Tuckerton to Atlantic City.