Ross Furnace

Ross Furnace is a historic iron furnace located at Fairfield Township, Westmoreland County, Pennsylvania. It was built in 1842, and is a stone structure measuring 25 feet square at the base and 30 feet high. It has a triangular work arch and Roman blast arch. It remained in blast until about 1850–1855.

It was added to the National Register of Historic Places in 1991.