McCollum and Post Silk Mill is a historic silk mill located at Nazareth, Northampton County, Pennsylvania.

It was built in 1913, and is a two-story, rectangular brick industrial building measuring 51 feet, 6 inches, wide and 150 feet long.

It housed a silk mill, and later clothing manufacturers, until its conversion.

[2] It was added to the National Register of Historic Places in 2005.

This article about a property in Pennsylvania on the National Register of Historic Places is a stub.