Route 413 begins at the state line, midway along the vertical-lift Burlington–Bristol Bridge, as a continuation of PA 413.

East of here, an oblong traffic circle, bisected by a grade crossing of NJ Transit's River Line light rail, is found and has intersections with West Broad Street.

[3] East of here, Route 413 continues as a divided highway with one lane in each direction passing through an area of commercial businesses.

The highway remained intact along its alignment in Keim Road to the Burlington–Bristol Bridge until January 1, 1953.

The Highway Department renumbered S-25's alignment to Route 413, which continued as PA 413.