At its peak, the company's line extended 25.3 miles (40.7 km) from Bethlehem to Wind Gap, Pennsylvania.

[2] Under CNJ management, the line was extended the 10 miles (16 km) from Chapman to Wind Gap, opening on August 14, 1878.

[4] The line between Bethlehem and Benders Junction, west of Wind Gap, was known as the Bethlehem Branch of the L&NE, while the section between Benders Junction and Wind Gap was incorporated into the L&NE main line.

[5] The post-World War II decline in coal traffic and the shift of cement haulage from trains to trucks led to the L&NE abandoning operations on October 31, 1961.

[7] The Lehigh and New England Railway suffered from cash-flow problems in the 1970s and was one of many Northeastern railroads included in Conrail in 1976.