The New Kensington Production Works Historic District, also known as the New Kensington Works and Arnold Works, is a national historic district that is located in New Kensington, Westmoreland County, Pennsylvania.
It was added to the National Register of Historic Places in 1998.
This district encompasses thirty-five contributing, vernacular, industrial buildings that were built roughly between 1899 and 1947, including the original manufacturing plant for Alcoa, which produced a wide range of aluminum products, such as kitchen utensils, rods, bars, wire, tubing, sheet foil, automobile parts, bronze powder, industrial chemical utensils, and beer barrels.