List Of 10 Largest National Parks in the U.S.: Check the Size and Location

The United States is home to some of the most vast and diverse natural landscapes in the world. One of the best ways to experience the raw beauty and ecological richness of each region is through its national parks. Dominated largely by Alaska’s untouched terrain, these parks span millions of acres and are havens for wildlife, glaciers, mountains, and rare ecosystems.

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List of the Top 10 Largest National Parks in the U.S.

Here’s a list of the 10 largest national parks in the United States, perfect for nature lovers, adventurers, and anyone seeking a deeper connection with the land.

1. Wrangell-St. Elias National Park, Alaska

Size: 13,175,799 acres

Wrangell-St. Elias is not only the largest national park in the U.S. but also one of the wildest. Established in 1980, it encompasses glaciers, volcanoes, mountains, forests, and tundra. Wildlife includes grizzly bears, moose, and Dall sheep, and the park also boasts Mount Wrangell, an active volcano.

2. Gates of the Arctic National Park, Alaska

Size: 8,472,506 acres

Accessible only by air or river, this park is a true wilderness with no roads or trails. Created in 1980, it features rugged mountains, arctic tundra, and abundant wildlife like grizzly bears and caribou. It's an untouched gem north of the Arctic Circle.

3. Denali National Park, Alaska

Size: 4,740,911 acres

Denali is home to North America's tallest peak, Mount McKinley (Denali). Spanning various ecosystems from tundra to glacier fields, the park is rich in biodiversity, including moose, wolves, and over 450 bird species.

4. Katmai National Park, Alaska

Size: 4,093,077 acres

Famous for the Valley of Ten Thousand Smokes and bear viewing, Katmai is a geological wonder filled with active volcanoes. Its rivers and lakes support rich wildlife, including bald eagles, sea otters, and thousands of brown bears during salmon runs.

5. Death Valley National Park, California & Nevada

Size: 3,373,063 acres

The hottest, driest, and lowest national park in the U.S., Death Valley, is a land of extremes. From salt flats to snow-capped peaks, this desert landscape is home to bighorn sheep, coyotes, and golden eagles.

6. Glacier Bay National Park, Alaska

Size: 3,223,384 acres

A UNESCO World Heritage Site, Glacier Bay is a marine and mountain sanctuary known for its tidewater glaciers, fjords, and wildlife. Visitors can spot whales, grizzly bears, sea lions, and orcas.

7. Lake Clark National Park, Alaska

Size: 2,619,816 acres

This remote park features stunning views of volcanoes, glacial lakes, and alpine tundra. Brown bears, caribou, and bald eagles thrive here, and visitors can kayak, fish, or hike across its varied terrain.

8. Yellowstone National Park, Wyoming, Montana, Idaho

Size: 2,219,791 acres

The first national park in the world, Yellowstone, is renowned for geysers like Old Faithful and vast geothermal features. It sits atop a volcanic hotspot and is home to bison, wolves, and over 900 miles of hiking trails.

9. Kobuk Valley National Park, Alaska

Size: 1,750,716 acres

Known for its giant dunes along the Kobuk River, this park offers a unique arctic desert experience. Caribou migration routes, boreal forests, and snow-capped peaks make it a truly diverse ecosystem.

10. Everglades National Park, Florida

Size: 1,508,938 acres

The largest subtropical wilderness in the U.S., the Everglades, is home to endangered species like the Florida panther and American crocodile. Visitors explore mangroves, sawgrass marshes, and wetlands on foot, by boat, or by bike.

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Conclusion

These national parks represent the immense natural diversity of the United States. From Alaska's icy frontiers to Florida’s wetlands, each park offers unique ecosystems, dramatic landscapes, and rare wildlife. Whether you’re planning a visit or simply learning about nature’s wonders, these protected areas remind us of the importance of conservation and the beauty of the American wilderness.