27 Underrated National Parks Perfect for Avoiding Summer Crowds

Think national parks in summer mean bumper-to-bumper traffic and crowded overlooks? Think again. While the marquee names draw the masses, a quieter, wilder America still exists—if you know where to look. We’ve expanded our list to 27 Underrated National Parks Perfect for Avoiding Summer Crowds, each one a reminder that true beauty doesn’t need a spotlight. These parks offer raw landscapes, rare wildlife, and the kind of stillness that’s getting harder to find. Whether you're craving alpine solitude, desert silence, or coastal calm, this guide is your invitation to roam off the radar. No jostling tour buses, no hour-long waits—just space to breathe, explore, and remember why nature always calls us back. Ready to rewrite your summer story? Start here.

1. Lassen Volcanic National Park: A Geothermal Wonderland

Lassen Volcanic National Park in California is a hidden gem that offers an otherworldly experience with its geothermal features. Unlike its more famous counterpart, Yellowstone, Lassen provides an intimate encounter with nature’s fiery forces. The park is home to steaming fumaroles, boiling mud pots, and crystal-clear lakes that reflect the surrounding volcanic peaks. Hiking trails weave through lush meadows and past bubbling springs, offering a peaceful journey through a landscape shaped by ancient eruptions. The park's remote location ensures fewer visitors, allowing you to explore its wonders in relative solitude. In summer, wildflowers blanket the meadows, adding bursts of color to the volcanic terrain. Wildlife such as black bears, mule deer, and a variety of bird species thrive in this diverse ecosystem, providing ample opportunities for wildlife observation in a serene setting.

2. North Cascades National Park: The Alpine Sanctuary

Tucked away in the northern reaches of Washington State, North Cascades National Park is a pristine wilderness of jagged peaks, lush forests, and cascading waterfalls. Often referred to as the "American Alps," this park is a paradise for hikers and nature enthusiasts seeking solitude. The park's rugged terrain and remote location deter the casual tourist, making it an ideal escape from summer crowds. Trails range from gentle walks through old-growth forests to challenging climbs up alpine ridges, offering something for every level of adventurer. The park's diverse ecosystems support a rich array of wildlife, including gray wolves, mountain goats, and the elusive wolverine. The sound of rushing water and the scent of pine fill the air, creating a tranquil atmosphere that invites introspection and relaxation. Whether you're camping by a serene mountain lake or exploring high alpine meadows, North Cascades offers a peaceful retreat into nature's embrace.

3. Great Basin National Park: Stargazing and Solitude

Great Basin National Park in Nevada is a hidden treasure known for its dark skies and ancient bristlecone pines. Far from the light pollution of urban areas, the park offers some of the best stargazing opportunities in the country. Visitors can marvel at the Milky Way stretching across the night sky, a sight that inspires awe and reflection. During the day, the park's diverse landscapes beckon exploration. From the towering peaks of the Snake Range to the mysterious Lehman Caves, Great Basin offers a variety of experiences for those seeking solitude. The park's high elevation and dry climate create a unique environment where ancient trees have thrived for thousands of years. Hiking among these living relics is a humbling experience, offering a connection to the past and a reminder of the enduring power of nature. With its remote location and limited accessibility, Great Basin remains a peaceful haven for those seeking to escape the hustle and bustle of summer tourism.

4. Isle Royale National Park: An Island of Isolation

Located in the northwest corner of Lake Superior, Isle Royale National Park is a remote island wilderness that offers an unparalleled sense of isolation and tranquility. Accessible only by boat or seaplane, the park's rugged terrain and pristine waters provide a haven for solitude seekers. The island's dense forests, rocky shores, and inland lakes create a diverse landscape that supports a variety of wildlife, including moose, wolves, and loons. With no roads or vehicles, visitors must explore the park on foot or by kayak, allowing for an immersive experience in nature. The park's remoteness ensures that visitor numbers remain low, even during the peak summer months. This isolation allows for a deeper connection with the natural world, as the sounds of civilization fade away and the rhythm of the island takes over. Whether you're hiking along the Greenstone Ridge or paddling through the island's many coves, Isle Royale offers a peaceful escape into the heart of wilderness.

5. Congaree National Park: A Floodplain Forest Retreat

Congaree National Park in South Carolina is a hidden gem that offers a unique experience in one of the last remaining old-growth floodplain forests in North America. The park's towering hardwoods and lush undergrowth create a cathedral-like atmosphere, where sunlight filters through the canopy and the air is filled with the sounds of the forest. Boardwalk trails wind through the swamp, offering a chance to observe the park's diverse wildlife, including river otters, bobcats, and a variety of bird species. The park's remote location and challenging terrain keep visitor numbers low, providing a peaceful retreat for those seeking solitude. The slow-moving waters of the Congaree River create a tranquil backdrop for canoeing and kayaking, allowing visitors to explore the park's hidden corners at a leisurely pace. Whether you're wandering through the towering trees or gliding along the river, Congaree offers a serene escape into a world untouched by time.

6. Guadalupe Mountains National Park: Desert Solitude

In the remote reaches of West Texas, Guadalupe Mountains National Park offers a stark and beautiful desert landscape that is perfect for those seeking solitude. The park is home to the highest peak in Texas, Guadalupe Peak, which offers stunning views of the surrounding Chihuahuan Desert. Hiking trails lead through rugged canyons, lush riparian areas, and high desert plateaus, providing a variety of experiences for outdoor enthusiasts. The park's remote location and challenging terrain ensure that visitor numbers remain low, even during the summer months. This solitude allows for a deeper connection with the natural world, as the vast desert landscape stretches out in all directions, offering a sense of peace and tranquility. The park is also home to a variety of wildlife, including mule deer, javelinas, and golden eagles, providing ample opportunities for wildlife observation. Whether you're climbing to the summit of Guadalupe Peak or exploring the hidden canyons, Guadalupe Mountains offers a serene escape into the heart of the desert.

7. Voyageurs National Park: A Water Wonderland

Voyageurs National Park in Minnesota is a hidden gem that offers a unique experience in a water-based wilderness. The park's interconnected system of lakes and waterways provides a paradise for canoeists and kayakers seeking solitude. With its remote location and limited road access, Voyageurs offers a peaceful retreat from the hustle and bustle of summer tourism. The park's diverse ecosystems support a rich array of wildlife, including black bears, bald eagles, and loons. The sounds of the forest and the gentle lapping of water create a tranquil atmosphere that invites relaxation and reflection. Camping is available on the park's many islands, offering a chance to wake up to the sound of loons calling across the water. Whether you're paddling through the park's pristine lakes or exploring its lush forests, Voyageurs offers a serene escape into a world of water and wilderness.

8. Kobuk Valley National Park: Arctic Isolation

Kobuk Valley National Park in Alaska is a remote and rugged wilderness that offers a unique experience in the heart of the Arctic. The park's vast sand dunes, lush boreal forests, and winding rivers create a diverse landscape that supports a variety of wildlife, including caribou, grizzly bears, and wolves. With no roads or trails, visitors must explore the park on foot or by bush plane, allowing for an immersive experience in nature. The park's remote location ensures that visitor numbers remain low, even during the peak summer months. This isolation allows for a deeper connection with the natural world, as the sounds of civilization fade away and the rhythm of the Arctic takes over. Whether you're hiking through the park's sand dunes or floating down its winding rivers, Kobuk Valley offers a peaceful escape into the heart of the Arctic wilderness.

9. Black Canyon of the Gunnison National Park: A Canyon of Solitude

Black Canyon of the Gunnison National Park in Colorado is a hidden gem that offers a unique experience in one of the most dramatic canyons in North America. The park's sheer cliffs and narrow gorge create a stunning landscape that is perfect for those seeking solitude. Hiking trails lead to breathtaking overlooks, offering stunning views of the canyon's rugged beauty. The park's remote location and challenging terrain ensure that visitor numbers remain low, providing a peaceful retreat from the hustle and bustle of summer tourism. The park is also home to a variety of wildlife, including mule deer, black bears, and peregrine falcons, providing ample opportunities for wildlife observation. Whether you're hiking along the canyon rim or exploring its hidden corners, Black Canyon of the Gunnison offers a serene escape into a world of dramatic beauty and solitude.

10. Wrangell-St. Elias National Park: Vast Wilderness

Wrangell-St. Elias National Park in Alaska is the largest national park in the United States, offering a vast wilderness that is perfect for those seeking solitude. The park's towering mountains, massive glaciers, and lush valleys create a stunning landscape that is home to a variety of wildlife, including grizzly bears, moose, and Dall sheep. With its remote location and limited accessibility, Wrangell-St. Elias offers a peaceful retreat from the hustle and bustle of summer tourism. Visitors can explore the park on foot, by air, or by water, allowing for a variety of experiences in this stunning wilderness. Whether you're hiking through the park's rugged terrain or flying over its massive glaciers, Wrangell-St. Elias offers a serene escape into the heart of the Alaskan wilderness.

11. Dry Tortugas National Park: A Tropical Oasis

Dry Tortugas National Park in Florida is a hidden gem that offers a unique experience in a tropical paradise. The park's remote location, accessible only by boat or seaplane, ensures that visitor numbers remain low, even during the peak summer months. The park's crystal-clear waters, vibrant coral reefs, and historic Fort Jefferson create a stunning backdrop for exploration. Snorkeling and diving opportunities abound, allowing visitors to discover the park's rich marine life, including sea turtles, tropical fish, and vibrant coral formations. The park's serene beaches and turquoise waters create a tranquil atmosphere that invites relaxation and reflection. Whether you're exploring the park's historic fort or snorkeling through its vibrant reefs, Dry Tortugas offers a serene escape into a tropical oasis.

12. Redwood National and State Parks: Ancient Giants

Redwood National and State Parks in California offer a unique experience in a forest of ancient giants. The park's towering redwoods, some of the tallest trees in the world, create a cathedral-like atmosphere that is perfect for those seeking solitude. Hiking trails wind through the forest, offering a chance to observe the park's diverse wildlife, including Roosevelt elk, black bears, and a variety of bird species. The park's remote location and challenging terrain ensure that visitor numbers remain low, providing a peaceful retreat from the hustle and bustle of summer tourism. The sound of the forest and the scent of redwood fill the air, creating a tranquil atmosphere that invites relaxation and reflection. Whether you're wandering through the towering trees or exploring the park's hidden corners, Redwood offers a serene escape into a world of ancient giants.

13. Pinnacles National Park, California: Ancient Volcanoes & Condor Skies

Nestled in California's inner Coast Ranges, Pinnacles National Park, a land shaped by ancient volcanoes, offers a rugged, quiet escape often overshadowed by its flashier state counterparts. Hike through talus caves formed by tumbling boulders, marvel at dramatic rock spires (a haven for rock climbers), and, most importantly, witness the majestic California condor soaring overhead – a truly humbling sight. The park’s less-traveled trails and unique geology provide ample solitude for those seeking an active, yet peaceful communion with nature.

14. Kenai Fjords National Park, Alaska: Glacial Grandeur & Coastal Quiet

While accessible by boat tours from Seward, much of Kenai Fjords National Park remains a vast, tranquil wilderness of ice and ocean. Venture beyond the main boat routes for kayaking among icebergs, exploring hidden coves, or taking a scenic flight over the Harding Icefield. Witness massive tidewater glaciers calve into the sea, spot whales and puffins, and discover pristine coastal forests. The park’s sheer scale and remote sections ensure profound solitude amidst breathtaking glacial landscapes, a truly humbling summer experience.

15. Capitol Reef National Park, Utah: Orchard Oases & Desert Seclusion

Often overlooked in Utah's "Mighty 5," Capitol Reef National Park offers a stunning blend of desert landscapes, ancient petroglyphs, and unexpected lush orchards. Hike through dramatic canyons and along Waterpocket Fold, a geological monocline stretching nearly 100 miles. Pick fresh fruit in historic orchards, a unique park experience. Its relative remoteness and diverse scenery provide vast stretches of solitude, allowing for quiet contemplation amidst vibrant red rock formations and starry night skies, a truly serene desert immersion.

16. Wind Cave National Park, South Dakota: Subterranean Secrets & Prairie Serenity

Below the surface, Wind Cave National Park hides one of the world's longest and most complex caves, famous for its rare boxwork formations. Above ground, vast mixed-grass prairie is home to bison, elk, and prairie dogs, offering a serene wildlife viewing experience. Unlike more crowded Black Hills attractions, Wind Cave provides quiet trails through rolling hills and peaceful opportunities for wildlife photography. It's a dual-experience park where subterranean wonders meet sweeping natural quiet.

17. Channel Islands National Park, California: Island Isolation & Marine Wonders

Dubbed the "Galapagos of North America," Channel Islands National Park comprises five remote islands off the Southern California coast, accessible only by ferry or private boat. This isolation ensures remarkable tranquility. Kayak through sea caves, snorkel in kelp forests alongside seals, or hike through unique island ecosystems. The lack of cars and development fosters a deep sense of peace and connection to nature, offering a pristine marine wilderness experience away from mainland crowds.

18. Gates of the Arctic National Park & Preserve, Alaska: Pure Arctic Wilds

For the ultimate solitude seeker, Gates of the Arctic National Park is the very definition of a hidden gem—no roads, no trails, no facilities. This immense Alaskan wilderness demands self-sufficiency and offers unparalleled tranquility. Backpack through vast tundra, raft pristine rivers, and witness the aurora borealis if you visit late summer. It's an immersive experience for experienced adventurers seeking true isolation and a profound connection with untouched Arctic nature, far beyond the reach of conventional tourism.

19. Mammoth Cave National Park, Kentucky: World's Longest Cave & Woodland Calm

Mammoth Cave National Park protects the world's longest known cave system, offering fascinating ranger-guided tours through its vast subterranean chambers. Above ground, the park boasts extensive hiking trails through lush Green River Valley woodlands, perfect for peaceful strolls, kayaking, or fishing. While the cave tours can be popular, the expansive surface trails offer abundant opportunities for solitude and quiet immersion in a beautiful Kentucky forest landscape, a unique blend of underground wonder and surface serenity.

20. Katmai National Park & Preserve, Alaska: Bear Encounters & Volcanic Beauty

While Brooks Falls draws crowds to see bears, much of Katmai National Park remains a remote, pristine wilderness of volcanoes, lakes, and rivers. Accessible primarily by floatplane, this park offers unparalleled opportunities for brown bear viewing and quiet wilderness exploration beyond the popular viewing platforms. Hike through volcanic landscapes, fish in pristine rivers, and experience true solitude amidst Alaska's raw beauty, making it an extraordinary, yet often peaceful, summer escape.

21. Carlsbad Caverns National Park, New Mexico: Desert Caves & Bat Spectacles

Carlsbad Caverns National Park plunges visitors into a mesmerizing subterranean world of vast limestone chambers adorned with incredible stalactites and stalagmites. While the main cavern is popular, the sheer scale allows for a sense of awe and quiet contemplation. Above ground, explore desert trails with panoramic views, and at dusk, witness the spectacular exodus of thousands of bats from the cave entrance. It offers a unique blend of geological wonder and serene desert solitude.

22. Hot Springs National Park, Arkansas: Urban Oasis & Healing Waters

Hot Springs National Park is a surprisingly unique "urban" park, protecting natural thermal springs within the city of Hot Springs. While the historic Bathhouse Row is a central attraction, the surrounding forested mountains offer miles of tranquil hiking trails where solitude can be found. Enjoy the quiet beauty of the Ouachita Mountains, soak in the therapeutic waters, and experience a unique blend of natural wonder and historical charm, offering a peaceful retreat unlike any other.

23. Petrified Forest National Park, Arizona: Timeless Beauty in the Painted Deser

Often overshadowed by Arizona's flashier parks, Petrified Forest is a stunning desert mosaic of rainbow-hued badlands, fossilized trees, and ancient petroglyphs. The surreal landscapes of the Painted Desert stretch in quiet waves of color, and trails like the Blue Mesa Loop offer peaceful solitude among stone logs that have endured for over 200 million years. With few crowds and vast open vistas, the park invites slow exploration and reflection on deep geologic time. Wander through ancient ruins, spot lizards darting across cracked earth, and discover how stillness can feel deeply alive.

24. Great Sand Dunes National Park, Colorado: Where Mountains Meet Sahara

In southern Colorado, an unexpected world of towering dunes rises against the backdrop of the Sangre de Cristo Mountains. Great Sand Dunes National Park offers an almost surreal experience—hiking barefoot across silky peaks, sandboarding down sun-warmed slopes, and listening to the hush of wind-carved ridges. Unlike crowded mountain parks, the dunes offer vast space to explore without bumping elbows. Medano Creek creates a seasonal beach at the base, perfect for cooling off in summer. As night falls, the stars stretch endlessly across the sky, completing the magic of this vast, otherworldly sanctuary.

25. Cuyahoga Valley National Park, Ohio: Midwest Serenity on the Water

Cuyahoga Valley, nestled between Cleveland and Akron, may be one of the country’s most overlooked national parks—but it’s also one of its most peaceful. Miles of towpaths trace the historic Ohio & Erie Canal, weaving through forests, farmland, and waterfalls. The park’s Brandywine Falls and ledgy hiking trails offer a quiet, photogenic charm, while bike rides along the Cuyahoga River soothe the summer soul. Despite being within a short drive of two cities, this park feels worlds away, offering an easy, crowd-free escape into Midwestern greenery and nostalgia.

26. Sequoia and Kings Canyon National Parks, California: Giant Quiet in the Shadow of Yosemite

While Yosemite battles summer congestion, neighboring Sequoia and Kings Canyon quietly offer just as much grandeur—without the lines. Wander among groves of towering sequoias, including the General Sherman Tree, the largest living tree on Earth. Then descend into Kings Canyon, a vast, glacially carved wilderness that rivals Yosemite Valley in scale and beauty. With fewer crowds and just as much drama, these twin parks offer a stunning mix of alpine lakes, granite cliffs, and hushed forests. It’s a humbling, peaceful place where the scale of nature gently silences the noise of everything else.

27. Mesa Verde National Park, Colorado: Ancient Echoes in Cliffside Silence

Mesa Verde isn’t just a park—it’s a time capsule. Tucked in the high desert of southwestern Colorado, this UNESCO World Heritage Site preserves the stunning cliff dwellings of the Ancestral Puebloans, carved directly into canyon walls. While many pass through on guided tours, fewer stay to truly absorb the stillness that surrounds these ancient homes. Summer mornings are especially serene, with golden light washing over silent stone cities like Cliff Palace and Balcony House. Beyond the ruins, quiet trails wind through pinon-juniper forests and offer panoramic canyon views. Mesa Verde invites not just observation, but reverence—a space to reflect on human resilience, ingenuity, and the passage of time. With far fewer visitors than other cultural landmarks, it’s a soulful, quiet alternative for travelers seeking depth and connection. Here, history whispers—and you’ll actually hear it.

Where the Wild Still Waits

In a world increasingly mapped and crowded, these 27 national parks offer something rare: silence, space, and the thrill of discovery. They're not the icons on postcards—but that's the point. These are the places where trails are yours alone, where wildlife moves undisturbed, and where the loudest sound might be wind in the trees or water over stone. They remind us that nature doesn’t need a headline to be unforgettable. Whether you're drawn to Arctic tundra, volcanic ridgelines, red rock canyons, or forgotten forests, these parks promise more than scenery—they offer refuge. Refuge from noise, from rush, from expectation. This summer, leave the crowds behind and step into landscapes that still feel wild. Because sometimes, the most powerful adventures begin where the trailhead is quiet and the sky stretches without interruption. The wild is still out there. Go find it—before everyone else does.