Graham Cave

at Graham Cave State Park

Graham Cave

Park Hours

Coordinates

38.905556, -91.575278

Park Hours

For temporary closures related to weather, stewardship activities and maintenance, visit our Park and Site Status Map.


On the following days (actual or observed), staff will not be available and park buildings will be closed: Christmas Eve; Christmas Day; New Year’s Eve; New Year’s Day; Jan. 2, 2023; Martin Luther King Jr. Day; Lincoln’s Birthday; and Presidents Day. 

Park Grounds

7 a.m. to sunset daily, year-round

Boat Launch hours

7 a.m. to sunset, year-round

Park Office hours

Park Office/Visitor Center

April through October (On-Season) 
9 a.m. to noon and 1 p.m. to 4:30 p.m., Tuesday through Saturday 
Closed Sunday and Monday 

November through March (Off-Season) 
9 a.m. to noon and 1 p.m. to 4:30 p.m., Tuesday through Friday
Closed Saturday through Monday

Please note there will be times when the office is temporarily closed while staff are working on the grounds.