Denali National Park — Riley Creek Campground
Alaska
142 sites $17–$42/night
Riley Creek is Denali National Park's largest and most accessible campground, located at Mile 0.5 on the Denali Park Road just past the entrance. The 142-site campground sits in a spruce-hardwood forest along Riley Creek, with pull-through and back-in sites accommodating tents through 40-foot RVs. Unlike deeper-park campgrounds (Teklanika, Wonder Lake), Riley Creek is accessible year-round by private vehicle and serves as the primary launching point for park exploration, the transit bus system, and the Wilderness Access Center.
Grand Canyon National Park — Mather Campground
Arizona
327 sites $18–$18/night
Mather Campground is the primary developed campground on the South Rim of Grand Canyon National Park, offering 327 sites just one mile from Grand Canyon Village and the canyon's edge. Open year-round (a rarity for Grand Canyon camping), Mather sits at 7,000 feet elevation in a ponderosa pine forest, with easy walking access to the Rim Trail, Yavapai Geology Museum, and shuttle service to Grand Canyon Village amenities. The campground is one of the top-2 most competitive federal campground bookings in the American West, with sites releasing on the 15th of each month for 5 months out and selling out within seconds.
Yosemite National Park — Upper Pines
California
238 sites $36–$36/night
Upper Pines is Yosemite Valley's largest and most competitive campground booking — 238 sites in a ponderosa pine forest at the base of Half Dome, within walking distance of Curry Village, the Ansel Adams Gallery, and the trailhead for the Mist Trail to Vernal and Nevada Falls. Sites release on the 15th of each month at 7:00 AM Pacific for 5 months out and disappear in under 60 seconds — Upper Pines is arguably the single hardest campground booking in the entire US National Park system. The location on the valley floor at 4,000 feet elevation makes this the most premium Yosemite Valley camping.
Rocky Mountain NP — Moraine Park Campground
Colorado
244 sites $30–$30/night
Moraine Park Campground is Rocky Mountain National Park's largest developed campground, offering 244 sites across a moraine terrace at 8,160 feet elevation with wide meadow views and abundant elk viewing during the fall rut (mid-September through mid-October). The campground provides walking access to the Cub Lake, Fern Lake, and Bierstadt Lake trailheads, and prime fly-fishing access to the Big Thompson River and Fern Creek. Sites release 6 months out on Recreation.gov and are heavily competitive for summer weekends and elk-rut fall dates.
Glacier National Park — Apgar Campground
Montana
194 sites $23–$23/night
Apgar Campground is Glacier National Park's largest campground and the primary basecamp for exploring the park's west side. Located on the southwestern shore of Lake McDonald (Glacier's largest lake at 10 miles long), the 194-site campground offers pull-through and back-in sites in a lodgepole pine and Douglas fir forest. Apgar Village adjacent to the campground provides food service, kayak rentals, and boat launches. Apgar is one of the few Glacier campgrounds that's partially reservable in advance — most Glacier campgrounds remain first-come, first-served.
Great Smoky Mountains NP — Elkmont Campground
North Carolina
220 sites $30–$30/night
Elkmont Campground within Great Smoky Mountains National Park (America's most-visited national park) is the largest campground in the Smokies with 220 sites in a mature hardwood forest. Elkmont is world-famous for its synchronous fireflies — a rare phenomenon where thousands of Photinus carolinus fireflies flash in unison during a 2-week window in late May through early June. Access during firefly season is by lottery only through Recreation.gov. The Little River flowing through the campground provides excellent stocked and wild rainbow, brown, and native brook trout fishing.
Theodore Roosevelt NP — Cottonwood Campground
North Dakota
76 sites $14–$14/night
Cottonwood Campground within Theodore Roosevelt National Park's South Unit sits along the Little Missouri River in the dramatic North Dakota badlands. The 76 sites offer primitive camping in cottonwood forest with easy access to the park's bison, prairie dog, feral horse, and mule deer populations. Cottonwood Campground is one of the most reliable places to see and photograph North Dakota bison at close range. The park's Scenic Loop Drive (36 miles) begins near the campground and offers exceptional wildlife viewing.
Big Bend NP — Rio Grande Village Campground
Texas
100 sites $16–$16/night
Rio Grande Village Campground within Big Bend National Park sits along the Rio Grande in the vast Chihuahuan Desert of west Texas. The 100 sites offer primitive and full-hookup RV camping in a rare desert oasis with cottonwood trees and river access. Peak season is November-April; summer temperatures routinely exceed 110°F making desert camping dangerous. Big Bend features 800,000 acres of Chihuahuan Desert, the entire range of the Chisos Mountains, and 118 miles of Rio Grande shoreline — one of the largest and most remote national parks in the US.
Zion National Park — Watchman Campground
Utah
176 sites $30–$30/night
Watchman Campground is Zion National Park's primary campground, offering 176 sites in the cottonwood forest along the Virgin River at the park's South Entrance. Open year-round (a rarity for national park campgrounds), Watchman provides walking access to the Zion shuttle bus, the visitor center, and the Pa'rus Trail (a paved 1.7-mile hike suitable for all ages). Sites release 6 months out on Recreation.gov and are among the top-3 most competitive federal campground bookings in the American Southwest.
Olympic NP — Kalaloch Campground
Washington
168 sites $24–$24/night
Kalaloch Campground on the Olympic Peninsula's Pacific coast offers 168 bluff-top sites with dramatic Pacific Ocean views. The campground sits on a 30-foot bluff above driftwood-strewn beaches, providing walking access to Ruby Beach (one of the most photographed Olympic beaches with sea stacks and tide pools) and the mouth of Kalaloch Creek. Kalaloch serves as prime steelhead angling basecamp for the Hoh, Bogachiel, and Queets Rivers — three of the finest wild steelhead rivers in the lower 48. Peak steelhead runs are November through April.
Yellowstone NP — Grant Village Campground
Wyoming
425 sites $41–$41/night
Grant Village Campground is Yellowstone National Park's southernmost developed campground on West Thumb of Yellowstone Lake. The 425 sites are large enough to accommodate the park's biggest RVs (up to 40 feet). Grant Village provides walking access to West Thumb Geyser Basin (dramatic hot springs meeting Yellowstone Lake), the Grant Village Visitor Center, and the Old Faithful area (17 miles north). Yellowstone Lake supports outstanding native Yellowstone cutthroat trout fishing — a rare native fishery restored through decades of lake trout suppression.
Badlands National Park — Cedar Pass Campground
South Dakota
96 sites $23–$42/night
Cedar Pass Campground is Badlands National Park's primary campground, offering 96 sites with dramatic butte views, spectacular sunrises, and prairie dog town wildlife viewing directly across the road. The badlands geology — 244,000 acres of eroded buttes, spires, and prairie — is among the most photographed landscapes in the American West. Cedar Pass sits at the base of the Big Badlands Overlook, providing easy walking access to the Notch Trail, Door Trail, and Window Trail — three of the park's most popular short hikes.
Grand Teton NP — Colter Bay Campground
Wyoming
335 sites $39–$39/night
Colter Bay Campground within Grand Teton National Park sits on Jackson Lake in the shadow of the dramatic Teton Range — arguably the most photographed mountain range in North America. The 335 sites offer full-hookup RV camping (rare in national parks) plus tent camping in a lodgepole pine forest. Colter Bay provides walking access to the Jackson Lake marina, boat rentals, swim beach, general store, and interpretive Colter Bay Visitor Center. Snake River fishing for Snake River fine-spotted cutthroat trout (a subspecies unique to the drainage) is world-class.
Yellowstone National Park — Madison Campground
Montana
278 sites $27–$27/night
Madison Campground sits at the confluence of the Firehole and Gibbon Rivers in Yellowstone National Park — the birthplace of the Madison River and legendary fly-fishing water. The 278 sites are shaded in lodgepole pine, offering easy walking access to the Madison River, the Firehole River gorge, and the National Park Mountain trailhead. Madison is one of the most competitive Yellowstone campground bookings, releasing 6 months out on Recreation.gov. Fly fishing here is world-class — wild rainbow, brown trout, and cutthroat in the crystal-clear rivers just yards from your tent.
Everglades National Park — Long Pine Key Campground
Florida
108 sites $25–$25/night
Long Pine Key Campground sits in the pine rockland ecosystem of Everglades National Park — a globally rare habitat combining sub-tropical hardwood hammocks, slash pine forest, and freshwater sloughs. The 108-site campground offers primitive tent and RV camping near the Long Pine Key trailhead system, with easy access to Anhinga Trail (best gator viewing in the park), Royal Palm, and the extensive backcountry canoe trails. Peak season is December-April when Everglades weather is cool and mosquitoes are manageable. Summer camping is technically possible but mosquito clouds can be overwhelming.
Great Basin National Park — Wheeler Peak Campground
Nevada
37 sites $15–$15/night
Wheeler Peak Campground within Great Basin National Park sits at 9,886 feet elevation — one of the highest developed campgrounds in the National Park system. The 37 sites provide basecamp for climbing 13,065-foot Wheeler Peak (Nevada's second-highest peak) and visiting the ancient bristlecone pine grove containing some of the oldest living organisms on Earth (some over 5,000 years old). Great Basin is designated an International Dark Sky Park with some of the darkest night skies in the continental US — the Milky Way is visible in exceptional detail.
Bandelier NM — Juniper Family Campground
New Mexico
57 sites $12–$12/night
Juniper Family Campground within Bandelier National Monument protects the ancestral Pueblo cliff dwellings and rock houses of the Pajarito Plateau — over 3,000 archaeological sites showing evidence of continuous human habitation for over 11,000 years. The 57-site campground sits at 6,700 feet in a piñon-juniper woodland, offering easy access to the Frijoles Canyon ruins, the Long House and Alcove House cliff dwellings, and 70+ miles of backcountry trails. The monument's dark-sky status makes it exceptional for stargazing.
Assateague Island NS — Oceanside Campground
Virginia
145 sites $30–$30/night
Assateague Island National Seashore's Oceanside Campground on the Virginia side offers 145 primitive sites among the famous wild Chincoteague ponies — a separate herd from the Maryland ponies but equally famous, immortalized in the classic children's book "Misty of Chincoteague." Ocean and bay-side camping loops provide beach access, salt-marsh boardwalks, and outstanding saltwater fishing. The July annual Chincoteague Pony Swim (foals swim from Assateague to Chincoteague for auction) draws thousands of visitors and requires early reservations.
Great Sand Dunes NP — Piñon Flats Campground
Colorado
88 sites $20–$20/night
Piñon Flats Campground sits at the base of the tallest sand dunes in North America (some rising 750 feet above the San Luis Valley floor) at Great Sand Dunes National Park in south-central Colorado. The 88 sites nestle in piñon-juniper woodland with dramatic dune and Sangre de Cristo Range views, and seasonal Medano Creek runs alongside the dunes creating a unique mountain-stream-on-a-beach effect that peaks in May-June snowmelt. The park is a certified International Dark Sky Park with some of the best stargazing in Colorado.
Cape Cod NS — Race Point Beach (day-use)
Massachusetts
$25–$25/night
Cape Cod National Seashore protects 40 miles of Atlantic beach, dunes, and salt marsh along the outer arm of Cape Cod — but the National Seashore does NOT permit camping within park boundaries. This listing exists as guidance for anglers and beach visitors planning trips: the nearest public camping is Nickerson State Park (35 miles south in Brewster) and private campgrounds in North Truro and Provincetown. Race Point Beach itself is one of the finest surf-casting spots on the East Coast for striped bass and bluefish during the fall migration.
Great Smoky Mountains NP — Cades Cove Campground
Tennessee
159 sites $25–$25/night
Cades Cove Campground within Great Smoky Mountains National Park is the most-visited destination within America's most-visited national park — 159 sites in a historic 1800s-era community setting. The 11-mile Cades Cove Loop Road (open only to bicycles Wednesday and Saturday mornings during summer) circles a broad valley preserving log cabins, churches, and mills from Appalachian mountain settlers. Wildlife viewing is exceptional — deer, bear, wild turkey, and coyotes are commonly seen. Abrams Creek in the valley supports excellent wild rainbow trout fishing.
New River Gorge NP — Grandview Sandbar Campground
West Virginia
25 sites $20–$20/night
Grandview Sandbar Campground within New River Gorge National Park (America's 63rd national park, established 2020) sits directly on the New River — one of the oldest rivers on Earth and among the finest whitewater and smallmouth bass fisheries in the eastern US. The 25 primitive sites offer river-adjacent tent camping in a shaded bottomland forest, with easy walk-in access to the New River for wade fishing and swimming. The park protects 53 miles of the New River gorge, including world-class rock climbing and the iconic New River Gorge Bridge.