Plan Your Visit
The northern two thirds of Horicon Marsh is managed by the U.S. Fish and Wildlife Service as the 22,000 acre Horicon National Wildlife Refuge. The southern third of the marsh, 11,000 acres, is managed by the Wisconsin Department of Natural Resources as the Horicon Marsh State Wildlife Area. Visitors enjoy many activities at the refuge - come and see what Horicon National Wildlife Refuge has to offer!