The highway extends 9.18 miles (14.77 km) from Delsea Drive (Route 47 in Maurice River Township to Route 49 in Upper Township.

CR 548 begins at an intersection with Route 47 in the community of Port Elizabeth in Maurice River Township, Cumberland County, heading east on two-lane undivided Broadway Avenue.

The route crosses an abandoned railroad line as it leaves Port Elizabeth and passes a patch of farmland before entering dense forests.

CR 548 continues through the forests for several more miles as it enters Cape May County, briefly running through Dennis Township before crossing into Upper Township and passing through the Belleplain State Forest.

[1][2] The entire route was initially part of the Cape May Way, an auto trail running from Camden to Cape May.