Natural World Heritage sites in United States

13 of the 27 properties of United States are inscribed only under natural criteria (vii)–(x), from Yellowstone National Park (1978) to Okefenokee National Wildlife Refuge (2026).

Natural 13

Site	Year	Type	Criteria
Yellowstone National Park	1978	Natural	vii viii ix x
Everglades National Park in danger	1979	Natural	viii ix x
Grand Canyon National Park	1979	Natural	vii viii ix x
Kluane / Wrangell – St. Elias / Glacier Bay / Tatshenshini-Alsek	1979	Natural	vii viii ix x
Redwood National and State Parks	1980	Natural	vii ix
Mammoth Cave National Park	1981	Natural	vii viii x
Olympic National Park	1981	Natural	vii ix
Great Smoky Mountains National Park	1983	Natural	vii viii ix x
Yosemite National Park	1984	Natural	vii viii
Hawaiʻi Volcanoes National Park	1987	Natural	viii
Carlsbad Caverns National Park	1995	Natural	vii viii
Waterton-Glacier International Peace Park	1995	Natural	vii ix
Okefenokee National Wildlife Refuge	2026	Natural	ix x

Data: Wikidata (CC0) · danger list as published in 2026 · independent atlas, not affiliated with UNESCO or Petit Futé.