Public lands in Missouri

19 units whose boundary reaches Missouri, 3.2 million acres counted whole even where a boundary crosses into another state. 10 national wildlife refuges, 8 wilderness areas, 1 national forest. Largest first within each type.

National wildlife refuges

All national wildlife refuges →
Refuge · USFWS
Big Muddy National Fish and Wildlife Refuge
21,714 acresNational Wildlife Refuge
Refuge · USFWS
Mingo National Wildlife Refuge
21,690 acres5 campgrounds near
Refuge · USFWS
Great River National Wildlife Refuge
11,823 acresAlso IL
Refuge · USFWS
Swan Lake National Wildlife Refuge
11,713 acres1 campground near
Refuge · USFWS
Middle Mississippi River National Wildlife Refuge
8,511 acresAlso IL
Refuge · USFWS
Two Rivers National Wildlife Refuge
7,928 acresAlso IL
Refuge · USFWS
Loess Bluffs National Wildlife Refuge
7,446 acresNational Wildlife Refuge
Refuge · USFWS
Clarence Cannon National Wildlife Refuge
3,934 acresAlso IL
Refuge · USFWS
Pilot Knob National Wildlife Refuge
96 acresNational Wildlife Refuge
Refuge · USFWS
Ozark Cavefish National Wildlife Refuge
41 acresNational Wildlife Refuge

Wilderness areas

All wilderness areas →
Wilderness · USFS
Irish Wilderness
16,427 acres3 campgrounds near
Wilderness · USFS
Hercules-Glades Wilderness
12,423 acres2 campgrounds near
Wilderness · USFS
Bell Mountain Wilderness
9,183 acres1 campground near
Wilderness · USFS
Piney Creek Wilderness
8,184 acres8 campgrounds near
Wilderness · USFWS
Mingo Wilderness
7,730 acres5 campgrounds near
Wilderness · USFS
Paddy Creek Wilderness
7,040 acres1 campground near
Wilderness · USFS
Devils Backbone Wilderness
6,691 acres1 campground near
Wilderness · USFS
Rockpile Mountain Wilderness
4,236 acres2 campgrounds near

National forests and grasslands

All national forests and grasslands →
Forest · USFS
Mark Twain National Forest
3.1 million acres71 campgrounds near

Boundaries come from the agencies’ own layers. A unit is listed in every state its boundary reaches. Data refreshed September 18, 2026.