[2] The borough is noted for its historic downtown which includes landmarks like the historic West Shore Theater, Borough Park and the yearly Apple Festival, which gathers hundreds of vendors and thousands of visitors.

New Cumberland is located at 40°13′45″N 76°52′26″W / 40.22917°N 76.87389°W / 40.22917; -76.87389 (40.229140, -76.873992)[5] and borders the western bank of the Susquehanna River in South Central Pennsylvania.

It is bordered to the south by Yellow Breeches Creek, across which is York County and the Capital City Airport.

Interstate 83 follows part of the western border of the borough, with access from Exit 40B (Simpson Ferry Road).

[6] The William Black Homestead is located in New Cumberland and is listed on the National Register of Historic Places.