Missouri Headwaters State Park

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Last Updated: December 5, 2025

Missouri Headwaters State Park, located in Three Forks, Montana, is a popular destination for those interested in history, wildlife, and outdoor recreation.


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Summary

The park is named after the confluence of the Jefferson, Madison, and Gallatin Rivers, which form the Missouri River.

One of the main reasons to visit Missouri Headwaters State Park is to explore the rich history of the area. The park is home to the Missouri Headwaters National Historic Landmark, which preserves and interprets the site where the Lewis and Clark Expedition first encountered the Missouri River. Visitors can explore the interpretive center and take guided tours of the area.

In addition to its historical significance, Missouri Headwaters State Park offers a variety of recreational opportunities. The park has several hiking trails, picnic areas, and campsites. Fishing is also popular in the park, with the Jefferson, Madison, and Gallatin Rivers all offering opportunities to catch trout and other fish.

Interesting facts about the park include its status as the beginning of the 2,341-mile-long Missouri River, which flows through several states before emptying into the Gulf of Mexico. The park is also home to a variety of wildlife, including bald eagles, osprey, and mule deer.

The best time of year to visit Missouri Headwaters State Park depends on the activities you are interested in. The park is open year-round, but the most popular months are from May to September when temperatures are warmer and outdoor activities are more accessible. Winter activities such as snowshoeing and cross-country skiing are also available.

       

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Park & Land Designation Reference

National Park
Large protected natural areas managed by the federal government to preserve significant landscapes, ecosystems, and cultural resources; recreation is allowed but conservation is the priority.
State Park
Public natural or recreational areas managed by a state government, typically smaller than national parks and focused on regional natural features, recreation, and education.
Local Park
Community-level parks managed by cities or counties, emphasizing recreation, playgrounds, sports, and green space close to populated areas.
Wilderness Area
The highest level of land protection in the U.S.; designated areas where nature is left essentially untouched, with no roads, structures, or motorized access permitted.
National Recreation Area
Areas set aside primarily for outdoor recreation (boating, hiking, fishing), often around reservoirs, rivers, or scenic landscapes; may allow more development.
National Conservation Area (BLM)
BLM-managed areas with special ecological, cultural, or scientific value; more protection than typical BLM land but less strict than Wilderness Areas.
State Forest
State-managed forests focused on habitat, watershed, recreation, and sustainable timber harvest.
National Forest
Federally managed lands focused on multiple use—recreation, wildlife habitat, watershed protection, and resource extraction (like timber)—unlike the stricter protections of national parks.
Wilderness
A protected area set aside to conserve specific resources—such as wildlife, habitats, or scientific features—with regulations varying widely depending on the managing agency and purpose.
Bureau of Land Management (BLM) Land
Vast federal lands managed for mixed use—recreation, grazing, mining, conservation—with fewer restrictions than national parks or forests.
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