Roads and highways
As of 2010, the county had a total of 1,698.59 miles (2,733.62 km) of roadways, of which 1,126.99 miles (1,813.71 km) were maintained by the local municipality, 406.47 miles (654.15 km) by Gloucester County and 145.11 miles (233.53 km) by the New Jersey Department of Transportation and 20.02 miles (32.22 km) by the New Jersey Turnpike Authority.
Various county, state, U.S. routes and interstates pass through the county. Major county highways include County Road 534, County Road 536, County Road 538, County Road 544, County Road 551, County Road 553, County Road 555 and County Road 557.
State Routes include Route 41, Route 42 (part of the North-South Freeway), Route 45, Route 47, Route 55, Route 77, Route 168 and Route 324 (only in Logan). The three U.S. routes that traverse include U.S. Route 130 in the northwest, U.S. Route 322 near the center, and U.S. Route 40 in the southern tip.
Interstate 295 is the only Interstate in the county which also runs through the northwest for about 14 miles (23 km). The New Jersey Turnpike also passes through in the northwest. Only one turnpike interchange is located within Gloucester: Exit 2 in Woolwich.
Public transportation
NJ Transit bus service between the county and the Philadelphia Greyhound Terminal is available on the 313 and 315 routes; to Philadelphia on the 400, 401 (from Salem), 402 (from Pennsville Township), 403, 408, 410 (from Bridgeton) and 412 (from Sewell) routes, with local service offered on the 455 (Cherry Hill to Paulsboro) and 463 (between Woodbury and the Avandale Park/Ride in Winslow Township) routes.
The Glassboro–Camden Line is a proposed 18-mile (28.97 km) diesel multiple unit (DMU) light rail system that is planned to connect with the River LINE and PATCO Speedline in Camden and was previously anticipated to be in operation in 2019. The lack of both an official project sponsor and identified funding source(s), have delayed the start of construction, making the 2019 timeframe unrealistic.
Located within the Conrail South Jersey/Philadelphia Shared Assets Area. freight rail in the county travels along Penns Grove Secondary, the Salem Branch, and the Vineland Secondary. SMS Rail Lines handles interchanges with CSX Transportation and Norfolk Southern Railway.
Port
The Port of Paulsboro is located on the Delaware River and Mantua Creek in and around Paulsboro. Traditionally one of the nation’s busiest for marine transfer operations of petroleum products, the port is being redeveloped as an adaptable omniport able to handle bulk, break bulk cargo and shipping containers. Studies completed in 2012 concluded that the port is well suited to become a center for the manufacture, assembly, and transport of wind turbines and platforms the development of wind power in New Jersey.