Big River State Forest

Big River State Forest
IUCN category VI (protected area with sustainable use of natural resources)
Map showing the location of Big River State Forest
Map showing the location of Big River State Forest
Map of the U.S. state of Illinois showing the location of Big River State Forest
LocationHenderson County, Illinois, USA
Nearest cityKeithsburg, Illinois
Coordinates41°00′37″N 90°54′45″W / 41.01028°N 90.91250°W / 41.01028; -90.91250
Area2,900 acres (1,174 ha)
Established1925
Governing bodyIllinois Department of Natural Resources

Big River State Forest is a conservation area on 2,900 acres (1,174 ha) in Henderson County, Illinois, United States. The land was first acquired in 1925 as only a 200-acre (81 ha) refuge, but subsequent land purchases raised the total to 2,900 acres (1,200 ha).