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Nelson Dewey State Park overlooks the LocationMississippi River from a 500-foot bluff. At this park you can combine your interest in history with your enjoyment of the outdoors. Camp, hike or picnic high above the Mighty Mississippi. Named for Wisconsin’s first governor, Nelson Dewey, the park offers a rich history, featuring the Dewey home and the nearby Stonefield Historic site.

Camping Hiking Picnicking Shelters Fishing Hunting Trapping Winter Activities

Contact information
For information, contact:
Nelson Dewey State Park
P.O. Box 658
Cassville, WI 53806

Wisconsin State Park System Nelson Dewey State Park

Overlook of the Mississippi River from Nelson Dewey State Park.

Photo © Wisconsin Department of Tourism

Reserve campsites at Nelson Dewey State Park.

COVID-19 Update

Wisconsin state park system properties are operating 6 a.m. to 11 p.m. seven days a week. Most campgrounds are open with special conditions.

An annual park sticker or trail pass is required to visit state parks and trails. Buy before you go: annual and daily passes are NOT available for purchase at individual properties.

Office buildings, visitor centers, observation towers, shelters and playgrounds remain closed. For more information, please see:

Properties may be limiting admission based on capacity. Please make sure to seek out current property information on our website before visiting:

Park information


  • The park is open year-round from 6 a.m. to 11 p.m. During the off season, the main gate is closed, but visitors may park at the entrance and walk in to the park.


From State Highway 33 in Cassville, take County Highway V V northwest about a mile. The park entrance will be on your right and Stonefield Village Historic Site on your left.


Friends group and volunteering

  • The Friends of Stonefield State Historical Site and Nelson Dewey State Park is a Friends Group that was started to promote the properties, provide interpretive and educational programs for our visitors, coordinate volunteer services and provide financial support to Stonefield and Nelson Dewey State Park. Please contact the park office for more information.
  • State Park System volunteering opportunities
Last revised: Wednesday May 06 2020