1 contributing building.
Removed from the National Register of Historic Places
July 14, 2015.
Part of North Dakota Round Barns TR
The Gerhardt Octagonal Pig House near Gladstone, North Dakota, United States, was built in 1930. It was listed on the National Register of Historic Places in 1986.
It is a pig brooding house which is 24 feet (7.3 m) in diameter.
National Park Service documentation: https://npgallery.nps.gov/AssetDetail/NRIS/86002758