at Onondaga Cave State Park

To reserve this shelter, or to check for availability, visit our reservation page* or contact the park at 573-522-1860.

*Shelters can be reserved online from 30 days to 12 months in advance of the day of use. Reservations for arrival dates less than 30 days out can be made only by contacting the park.

Rows of picnic tables under the roof of the open picnic shelter

Shelter Amenities
  • 12 picnic tables
  • Electricity
  • Two grills
  • Water spigot
  • Flush toilets
  • Length x width: 57' x 25'
  • Maximum occupancy: 72
  • Distance to playground: 450 yards

For more information about the park's picnic areas, click here.

Worker raking dirt in front of the open picnic shelter

Park Hours


38.059048, -91.226660

Park Hours

For temporary closures related to weather, stewardship activities and maintenance, as well as temporary trail closures, click here to 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: Thanksgiving Day; Nov. 24, 2023; Christmas Eve; Christmas Day; New Year’s Eve; New Year’s Day; Martin Luther King Jr. Day; Lincoln’s Birthday; and Presidents Day. 

The park is open year-round for camping and day use.

Onondaga Cave hours

2024 Onondaga Cave tours

  • Closed for tours through June 30, 2024.

2024 Cathedral Cave tours

  • Tours will be offered three times a day, daily.
  • Tours can be reserved online on our reservation website or by visiting the park. For more information, contact the park at 573-245-6576.

Visitor Center hours

November through March


Store hours

November through March


Park Office hours

8 a.m. to 4 p.m., Monday through Friday, year-round