Kettle River Campground
Lake Roosevelt National Recreation Area
$12–23/night
State Park
Kingston Lake State Forest
Pictured Rocks National Lakeshore
$15/night
State Park
Kintla Lake Campground
Glacier National Park
Free
State Park
Kirby Cove Campground
Golden Gate National Recreation Area
$40–75/night
State Park
Kīpahulu Campground
Haleakala National Park
Free
State Park
Lake Crescent Lodge
Olympic National Park
$155–315/night
State Park
Las Vegas Bay Campground
Lake Mead National Recreation Area
Free
State Park
Lava Point Campground
Zion National Park
Free
State Park
Lewis Lake Campground
Yellowstone National Park
Free
State Park
Lewis Mountain
Shenandoah National Park
$30/night
State Park
Lizard Creek Campground
Grand Teton National Park
$41/night
State Park
Loft Mountain Campground
Shenandoah National Park
$30/night
State Park
Logging Creek Campground
Glacier National Park
Free
State Park
Lone Rock Beach Primitive Camping Area
Glen Canyon National Recreation Area
$14/night
State Park
Lost Creek - Group Sites
Lassen Volcanic National Park
$62/night
State Park
Mahogany Flat Campground
Death Valley National Park
Free
State Park
Mammoth Campground (yellowstone)
Yellowstone National Park
$5–20/night
State Park
Mammoth Picnic Shelters
Mammoth Cave National Park
Free
State Park
Manzanita Lake Campground
Lassen Volcanic National Park
$26/night
State Park
Maple Springs
Mammoth Cave National Park
Free
State Park
Mather Campground
Grand Canyon National Park
$26–50/night
State Park
Mathews Arm Campground
Shenandoah National Park
$30–75/night
State Park
Mccoy's Ferry Campground
Chesapeake & Ohio Canal National Historical Park
Free
State Park
Mesquite Spring Campground
Death Valley National Park
Free
State Park