Colorado National Parks & National Park Service Sites: A Complete Guide

Colorado is home to four national parks and nine additional National Park Service sites — 13 in total — spanning landscapes from alpine tundra above 12,000 feet to sun-baked high desert canyons. Rocky Mountain, Mesa Verde, Great Sand Dunes, and Black Canyon of the Gunnison anchor the state’s national park system, while national monuments, historic sites, and a recreation area add layers of Ancestral Puebloan history, 19th-century trade routes, and more recent chapters, such as the WWII incarceration site at Amache. Because Colorado’s parks sit along the Continental Divide and some of the fastest-growing corridors in the West, timed entry systems, habitat corridors, and private inholdings inside park boundaries have all become pressing conservation priorities — work that groups like the National Park Service and National Park Trust carry out together to keep these landscapes intact.

How Many National Park Service Sites Are in Colorado?

Colorado has:

• 4  National Parks
• 9  additional National Park Service sites

That’s 13 National Park Service sites in Colorado in total.

The Four National Parks in Colorado     

Here’s a closer look at each of Colorado’s four national parks:

Mesa Verde National Park (near Cortez and Mancos, CO) Chances are, if you’ve seen a photo of an ancient cliff dwelling, it was Mesa Verde. The park protects more than 600 cliff dwellings and 5,000 archaeological sites built by Ancestral Puebloans over more than 700 years, including the famous Cliff Palace, Long House, and Balcony House, all accessible by ranger-guided tour.

Rocky Mountain National Park (Estes Park, CO) Rocky Mountain National Park (RMNP) links its eastern gateway, Estes Park, to Grand Lake in the west via Trail Ridge Road, the country’s highest continuous paved road, climbing over the Continental Divide through scenic drives of alpine tundra above treeline. Wildlife viewing is easy near Moraine Park and Bear Lake, with elk, moose, and bighorn sheep common sights, while Longs Peak (14,259 feet) draws climbers and scramblers on its famous Keyhole Route and more than 300 miles of hiking trails suit hikers and backcountry campers alike. As one of the busiest stops on any tour of Colorado national parks, the National Park Service requires timed entry reservations to enter the park in summer, including a separate permit for Bear Lake Road. Camping, horseback riding, and waterfalls fill the warmer months; snowshoeing takes over in winter.

Great Sand Dunes National Park & Preserve (near Alamosa, CO, in the San Luis Valley) Home to the tallest sand dunes in North America, rising more than 750 feet above the San Luis Valley floor at the base of the Sangre de Cristo Mountains. Medano Creek flows seasonally at the dunes’ base, and the park’s backcountry, high country, and single primitive four-wheel-drive road make it a haven for bison, elk, bighorn sheep, and migrating sandhill cranes — as well as an International Dark Sky Park prized for stargazing.

Black Canyon Of The Gunnison National Park (Montrose, CO) 2 million years of erosion by the Gunnison River carved this narrow, sheer-walled canyon, among the steepest and most dramatic in North America. The park road offers dramatic overlooks, but hiking into the inner canyon has no marked or maintained trails, and only expert kayakers attempt the river itself.

Colorado is also home to 9 additional National Park Service sites, each preserving a different piece of the state’s natural and cultural history. These include:

• Florissant Fossil Beds National Monument (Florissant, CO) Petrified redwood stumps up to 14 feet wide, left over from the Eocene epoch, sit alongside thousands of detailed fossilized plants and insects. Exhibits at the visitor center and the Petrified Forest Loop Trail tell the story, and the park also hosts night sky programs.
• Yucca House National Monument (Cortez, CO) This unexcavated Ancestral Puebloan pueblo sits in a striking setting in the Montezuma Valley, between Mesa Verde and Ute Mountain. In 2021, the National Park Service worked with conservation partners to help secure 160 additional acres for the monument.
• Colorado National Monument (Fruita, CO) Rim Rock Drive winds past towering red-rock monoliths and canyon views overlooking the Colorado River. The monument is also recognized as an Important Bird Area by the National Audubon Society and American Bird Conservancy, making it a favorite for wildlife viewing with binoculars.
• Curecanti National Recreation Area  (Gunnison, CO) Three dams along the Gunnison River create the reservoirs at the heart of this recreation area, with a river corridor running from cottonwood groves through sagebrush desert into the Black Canyon of the Gunnison. Visitors can fish, boat, swim, hike, hunt, and ride horseback across terrain that shifts from desert scrub to ponderosa pine, Douglas fir, and spruce forest.
• Amache National Historic Site (Granada, CO) Also known as the Granada War Relocation Center, this site preserves one of 10 camps used to incarcerate Japanese Americans during World War II. It’s among the newest additions to the National Park System, ensuring this chapter of Colorado history isn’t forgotten.
• Bent’s Old Fort National Historic Site (La Junta, CO) This reconstructed adobe fur-trading post recalls the 1840s trade between trappers, traders, travelers, and the Cheyenne and Arapaho. A living-history program brings the fort’s daily life back through period dress, crafts, cooking, and baking.
• Sand Creek Massacre National Historic Site (Eads, CO) The site preserves the history of the November 1864 surprise attack on a peaceful Cheyenne and Arapaho encampment at Sand Creek. Interpretive programs and park trails tell the story of an event that was investigated and condemned even in its own time.
• Dinosaur National Monument (Colorado & Utah) Straddling the Colorado-Utah border, this monument preserves 150-million-year-old dinosaur fossils embedded directly in rock alongside deep river canyons. Petroglyphs throughout the park record thousands of years of Indigenous life along the Green and Yampa Rivers.
• Hovenweep National Monument (Cortez, CO & UT) Six clusters of Ancestral Puebloan villages spread across a mesa-top landscape along the Colorado-Utah border, marked by unusual square and circular towers built between about 1200 and 1300. The monument’s remote, undeveloped character and quiet, dark skies make it a favorite for visitors seeking solitude alongside the archaeology.

Conservation & Stewardship

Colorado public lands protect:

• Alpine tundra and high-elevation watersheds along the Continental Divide
• Ancestral Puebloan cliff dwellings and archaeological sites
• Desert and canyon ecosystems along the Gunnison and Colorado Rivers 
• Wildlife corridors for elk, moose, bighorn sheep, and migratory birds 
• Sites of Indigenous, frontier, and wartime history

But long-term protection depends on more than designation. It depends on connection.

When a student stands beneath Longs Peak in Rocky Mountain National Park, tours a cliff dwelling at Mesa Verde, or learns the history of Sand Creek or Amache, they gain firsthand experience with public lands and the history held within them. That experience often shapes how they view conservation and stewardship for years to come.

How National Park Trust Supports Parks in Colorado

National Park Trust is an independent, nonpartisan 501(c)(3) nonprofit that has protected national park land since 1983. In Colorado, National Park Trust has supported park-preservation projects, as well as active Buddy Bison youth education programs, Military Family programs, and College Ambassador programs. Some of our impact includes:

• Helped remove a house and access road inside Rocky Mountain National Park, allowing 33 acres to be added to the park’s designated Wilderness Area.
• In 2021, worked with the National Park Service to help secure 160 acres for Yucca House National Monument, protecting an unexcavated pueblo in the Montezuma Valley. 
• Partnered with the Wilderness Land Trust in 2010 to transfer a 10-acre former mining claim to the U.S. Forest Service within the White River National Forest, adjacent to Colorado’s protected public lands. 

Together, these projects protect landscapes across Colorado’s national parks and public lands from fragmentation and development, keeping them intact for future visitors.

FAQ — Colorado’s National Parks

How many national parks are in Colorado? Colorado has four national parks: Rocky Mountain, Mesa Verde, Great Sand Dunes, and Black Canyon of the Gunnison.

What is the largest national park in Colorado? Rocky Mountain National Park is the largest national park in Colorado, covering more than 265,000 acres along the Continental Divide.

How many National Park Service sites are in Colorado in total? Colorado has 13 National Park Service sites in total: four national parks plus 9 additional monuments, historic sites, and a recreation area.

When is the best time to visit Colorado’s national parks? It depends on the park: summer, roughly late May through October, is the only time to drive the high alpine stretch of Trail Ridge Road in Rocky Mountain National Park, while lower-elevation sites like Mesa Verde, Great Sand Dunes, and Black Canyon of the Gunnison are accessible for more of the year, with spring and fall bringing milder temperatures.

Stay Connected to Conservation Efforts in Colorado and Beyond

Protecting Colorado’s national parks and historic sites requires ongoing care and community support. If you care about the future of public lands in Colorado — spread from the alpine tundra above Estes Park and Grand Lake to the canyons around Montrose and the high desert of the San Luis Valley — we invite you to stay connected. Learn about ways to support our mission and help protect these landscapes in Colorado and across the country. Together, we can help ensure these landscapes remain protected and accessible for generations to come.

National Park Trust In Your State

Protected Parks

• Yucca House National Monument, CO

  In 2021, the National Park Service contacted us seeking help to acquire 160 acres at Yucca National Monument, a large unexcavated pueblo with a stunning setting in Montezuma Valley, nestled between Mesa Verde and Ute Mountain.

  Learn more about Yucca House National Monument, CO
• White River National Forest, CO

  In 2010, the Park Trust joined the Wilderness Land Trust to turn over a 10-acre mining claim, to the U.S. Forest Service.

  Learn more about White River National Forest, CO
• Rocky Mountain National Park, CO

  Removal of the house and access road through the park will allow 33 acres of land to be included into the Rocky Mountain National Park Wilderness Area.

  Learn more about Rocky Mountain National Park, CO