Island In The Sky (Willow Flat) Campground
Canyonlands National Park
$15/night
State Park
Jeff Busby Campground
Natchez Trace Parkway
Free
State Park
Jenny Lake Campground
Grand Teton National Park
Free
State Park
Johannesburg Campground
North Cascades National Park
Free
State Park
Joshua Tree National Park Sheep Pass Campground
Joshua Tree National Park
$40–50/night
State Park
Julian Price Park Campground
Blue Ridge Parkway
Free
State Park
Jumbo Creek Camping Area
Wrangell - St Elias National Park & Preserve
Free
State Park
Jumbo Rocks Campground
Joshua Tree National Park
$20/night
State Park
Junction Camp
North Cascades National Park
Free
State Park
Junction Site (Southwest Desert)
Zion National Park
Free
State Park
Juniper Campground - Theodore Roosevelt National Park
Theodore Roosevelt National Park
$7–14/night
State Park
Juniper Lake - Group Sites
Lassen Volcanic National Park
$32/night
State Park
Kabetogama Lake Group Campsite
Voyageurs National Park
Free
State Park
Kalaloch Campground
Olympic National Park
Free
State Park
Katherine Landing South Campground
Lake Mead National Recreation Area
Free
State Park
Katmai National Park Brooks Camp Campground
Katmai National Park & Preserve
Free
State Park
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
La Verkin Creek Trail Campsites
Zion National Park
Free
State Park
Labyrinth: Backcountry Campsites
Canyonlands National Park
Free
State Park
Lake Crescent Lodge
Olympic National Park
$155–315/night
State Park