York Iron Company Mine. Site of the last visible remains of an industry that had a major impact on SW York County. This mine opened in 1854-- the year iron ore was first discovered nearby-- and was later purchased by York Iron. At the industry''s height, 15 mines were in operation here, 15 mines were in operation here, bringing hundreds of skilled miners from England and Wales. Rising prices and cheaper iron elsewhere caused the mines to close by 1888.

Hoff Rd., N of Green Valley Rd. (SR 3041) between Seven Valleys & Jefferson, North Codorus Township, PA, United States