Fort Humboldt State Historic Park was created in 1955.
The area of Fort Humboldt State Historic Park is 72,843.4156032 square meters.
Fort Leaton State Historic Site was created in 1978.
Fort Churchill State Historic Park was created in 1957.
Fort Ross State Historic Park was created in 1909.
Fort Mose Historic State Park was created in 1994.
Fort Kaskaskia State Historic Site was created in 1759.
Fort Totten State Historic Site was created in 1867.
Yellow Bluff Fort Historic State Park was created on 1970-09-29.
Fort Hunter Historic District was created in 1760.
Fort McAllister Historic Park was created in 1861.
Fort Mitchell Historic Site was created in 1813.
Fort Hamilton Historic District was created in 1798.