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at Harry S Truman State Park

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At the Truman State Park Marina, you will find a wide variety of items, including park souvenirs, fishing tackle, boating supplies, ice and some groceries items. You can also find a new mini restaurant where you can get a variety of meals, from shrimp to chicken wings to pizza and more. And enjoy your meal out on a new patio area right on the lake. The park store is located at the Truman State Park Marina.


Park Hours


38.280513, -93.428024

Park Hours

For temporary closures related to weather, stewardship activities and maintenance, as well as temporary trail closures, click here to 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

Beach closed for the season

Day-Use Beach hours

Beach closed for the season