Operating Hours & Seasons

Effective Wednesday, March 18th, 2020, the Mound City Group Visitor Center will be closed until further notice.

(UPDATED: Wednesday, August 12th)

All park grounds will remain OPEN and accessible to the public during daylight hours.

Please check the park's social media pages for updates on visitor center re-openings.

For current information about the novel (new) coronavirus (COVID-19),
please visit the National Park Service Public Health update page.

For information on national operations for the National Park Service,
please visit our Communications page.

A building with a red roof in front of a grassy-green area with earthen mounds.
Mound City Group visitor center overlooking the Mound City Group.

NPS / Tom Engberg

Mound City Group Visitor Center

The park's Visitor Center is open 8:30 a.m. to 5:00 p.m. seven days a week. The grounds at Mound City Group are open from dawn to dusk. There is no overnight camping allowed at any of the Hopewell Culture NHP sites.

The Visitor Center is closed January 1st, Thanksgiving Day, and December 25th but the grounds are always open from dawn to dusk.

A wooden informational sign in the foreground and several grass-covered mounds in the background, under a blue sky.

NPS / Tom Engberg

Park Grounds

Park grounds at the Mound City Group, Hopeton Earthworks, Hopewell Mound Group, and Seip Earthworks units are always open from dawn to dusk.

Seip Earthworks

Currently, Seip Earthworks has limited visitor facilities consisting of a covered picnic shelter and portable restroom units which are located near the old Seip farmhouse at the end of the paved limited-access road. Parking is available at the front of the grounds only, immediately off of U.S. Route 50. The road that extends to the old Seip farmhouse is gated and not available for public access. There are interpretive signs and mowed-grass trails throughout the grounds.

Hopewell Mound Group

Hopewell Mound Group has public restrooms, a covered picnic shelter, mowed-grass trails and 2.5 miles of interpretive trails. The parking lot has ample spots for cars and larger vehicles.

High Bank Works & Spruce Hill Works

High Bank Works is currently closed to the public. There is no access to the site for the general public. Please Contact Us if you have questions about the High Banks Works site.

Spruce Hill Works is open on a limited basis. Please visit the Spruce Hill Earthworks page for more information about this site. You must visit the Mound City Group visitor center to obtain a parking pass and an access code to enter the gated parking area. You may also contact the Arc of Appalachia Preserve System to request access and obtain a parking permit as well.

Last updated: August 14, 2020

Contact the Park

Mailing Address:

16062 State Route 104
Chillicothe, OH 45601


(740) 774-1126

Contact Us