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at Harry S Truman State Park

marina sign with the many boat slips in the backgroundAccessible Symbol


Choose from a variety of boats to rent for fishing and pleasure. Dry, fenced storage and boat pump-out services, along with nightly dock slips, are also available. Let the concessionaires or members of their staff assist you in providing the ultimate recreational experience at Harry S Truman State Park. For more information about the concession facilities and rentals, please call 660-438-2423 or visit the website.

Park Hours


38.280471, -93.428035

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. 

Park Grounds

Sunrise to sunset, daily, year-round

Park Office hours

Summer Hours
  • April through October (On-Season)
    8 a.m. to 4:30 p.m., Monday through Friday
    Closed Saturday and Sunday
Winter Hours
  • November through March (Off-season)
    Staff are usually available in the park daily. The office telephone is monitored for messages between 8 a.m. and 5 p.m., Monday through Friday.

Campground Beach hours

Season: May 26 through Sept. 4
Hours: 9 a.m. to sunset

Day-Use Beach hours

Season: May 26 through Sept. 4
Hours: 9 a.m. to sunset