at Onondaga Cave State Park

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

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

Shelter Amenities
  • Number of tables: 12 picnic tables.
  • Distance to playground: 450 yards.
  • Electricity: yes.
  • Grill(s): two grills.
  • Length x width: 57' x 25'.
  • Maximum occupancy: 72.
  • Restroom: flush toilets.
  • Water: spigot.

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, 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. 

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

Onondaga Cave hours

2023 Onondaga Cave tours

  • Tours will start April 1 and be offered seven days a week through Sept. 15.
  • Tours can be reserved online on our reservation website or by visiting the park. For more information, contact the park at 573-245-6576.

2023 Cathedral Cave tours

  • Tours will be offered on weekends from Memorial Day through Labor Day.

Visitor Center hours

Summer Hours (On-Season)

  • April through October – 9 a.m. to 5 p.m., daily

Winter Hours (Off-Season)

  • November through March – Closed

Store hours

Summer Hours (On-Season)

  • April through October - 9 a.m. to 5 p.m., daily

Winter Hours (Off-Season)

  • November through March - Closed

Park Office hours

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