Brockerhoff Mill, also known as Roopsburg Mill, is a historic grist mill located at Benner Township, Centre County, Pennsylvania. It was built about 1862, and is a four-story brick building on a limestone foundation. It measures 56 feet by 40 feet, and has a gable roof. Also on the property are the remains of the mill race. The mill was built by Henry Brockerhoff (1794-1878), who also built the Brockerhoff Hotel. It was added to the National Register of Historic Places in 1979.