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Physical Address:
11149 US Highway 16
Building B12
Custer, SD 57730
605-673-8300
Hours of Operation
Summer season: 8:00am - 5:30pm (MT), Monday - Sunday Winter season: 8:30am - 4:30pm (MT), Wednesday - Saturday Shoulder seasons: 8:30am - 5:30pm (MT), Monday - Sunday Closed: Thanksgiving, Christmas, and New Year's Day.
Coverage Area
South Dakota
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Program Information

Offers more than 200 miles of mapped and surveyed passages, guided cave tours provide opportunities for viewing this underground wilderness.

*Tours are offered year-round;however, the off-season has limited tour times and facility hours.
*Advanced reservations are available through recreation.gov.
*For more information about guided cave tours, facility hours, surface trails and picnic areas, interested visitors should call the monument at (605) 673-8300 and speak with a park ranger.

Eligibility

Open to all

Disabilities access

The Monument offers a variety of accessible facilities, services and programs, guided cave tours, recreational hiking, and assistive learning opportunities. For further information, contact the visitor center directly and speak with a park ranger.

Required Documents

None

Application Process

Visit www.nps.gov/jeca for further information and guidance.