Onondaga Cave State Park

Onondaga Cave State Park
"Lily pad" formation in Onondaga Cave
Location in Missouri
Onondaga Cave State Park (the United States)
LocationCrawford County, Missouri, United States
Coordinates38°03′35″N 91°13′41″W / 38.05972°N 91.22806°W / 38.05972; -91.22806
Area1,357.7 acres (549.4 ha)
Elevation640 ft (200 m)
Established1982
Administered byMissouri Department of Natural Resources
Visitors421,225 (in 2023)
WebsiteOfficial website
Designated1980

Onondaga Cave State Park is a Missouri state park located on the Meramec River approximately 5 miles (8.0 km) southeast of the village of Leasburg. The park was established in 1982. Park activities include cave tours, camping, fishing, hiking, picnicking, and swimming.