National Park System Units by category 
The National Park System includes 391 units, each of which is designated as an International Historic Site (1), National Battlefield (11), National Battlefield Park (3), National Battlefield Site (1), National Historical Park (42), National Historic Site (79), National Lakeshore (4), National Monument (74), National Memorial (28), National Military Park (9), National Park (58), National Parkway (4), National Preserve (18), National Reserve (2), National River (5), National Recreation Area (18), National Seashore (10), National Scenic Trail (3), Wild and Scenic River (10), or simply a Unit without Designation (11). Here is a list of all 390 units, organized by designation, with the state(s) or territory where they are located.
National Monuments
African Burial Ground, NY
Agate Fossil Beds, NE
Alibates Flint Quarries, TX
Aniakchak, AK
Aztec Ruins, NM
Bandelier National Monument, NM
Booker T. Washington, VA
Buck Island Reef, USVI
Cabrillo, CA
Canyon De Chelly, AZ
Cape Krusenstern, AK
Capulin Volcano, NM
Casa Grande Ruins, AZ
Castillo de San Marcos, FL
Castle Clinton, NY
Cedar Breaks, UT
Chiricahua, AZ
Colorado, CO
Congaree Swamp, SC
Craters of the Moon, ID
Devils Postpile, CA
Devils Tower, WY
Dinosaur, CO and UT
Effigy Mounds, lA
El Malpais, NM
El Morro, NM
Florissant Fossil Beds, CO
Fort Frederica, GA
Fort Matanzas, FL
Fort McHenry NM and Historic Shrine, MD
Fort Pulaski, GA
Fort Stanwix, NY
Fort Sumter, SC
Fort Union, NM
Fossil Butte, WY
George Washington Birthplace, VA
George Washington Carver, MO
Gila Cliff Dwellings, NM
Governor's Island, NY
Grand Portage, MN
Hagerman Fossil Beds, ID
Hohokam Pima, AZ
Homestead NM of America, NE
Hovenweep, CO and UT
Jewel Cave, SD
John Day Fossil Beds, OR
Lava Beds, CA
Little Bighorn Battlefield, MT
Minidoka Internment, ID
Montezuma Castle, AZ
Muir Woods, CA
Natural Bridges, UT
Navajo, AZ
Ocmulgee, GA
Oregon Caves, OR
Organ Pipe Cactus, AZ
Petroglyph, NM
Pinnacles, CA
Pipe Spring, AZ
Pipestone, MN
Poverty Point, LA
Rainbow Bridge, UT
Russell Cave, AL
Salinas Pueblo Missions, NM
Scotts Bluff, NE
Statue of Liberty, NY and NJ
Sunset Crater Volcano, AZ
Timpanogos Cave, UT
Tonto, AZ
Tuzigoot, AZ
Virgin Islands Coral Reef, USVI
Walnut Canyon, AZ
White Sands, NM
Wupatki, AZ
Yucca House, CO
National Parks
Acadia, ME
Arches, UT
Badlands, SD
Big Bend, TX
Biscayne, FL
Black Canyon of the Gunnison, CO
Bryce Canyon, UT
Canyonlands, UT
Capitol Reef, UT
Carlsbad Caverns, NM
Channel Islands, CA
Crater Lake, OR
Cuyahoga Valley, OH
Death Valley, CA and NV
Denali, AK
Dry Tortugas, FL
Everglades, FL
Gates of the Arctic, AK
Glacier, MT
Glacier Bay, AK
Grand Canyon, AZ
Grand Teton, WY
Great Basin, NV
Great Sand Dunes, CO
Great Smoky Mountains, TN and NC
Guadalupe Mountains, TX
Haleakala, HI
Hawaii Volcanoes, HI
Hot Springs, AR
Isle Royale, MI
Joshua Tree, CA
Katmai, AK
Kenai Fjords, AK
Kings Canyon, CA
Kobuk Valley, AK
Lake Clark, AK
Lassen Volcanic, CA
Mammoth Cave, KY
Mesa Verde, CO
Mount Rainier, WA
National Park of American Samoa, AS
North Cascades, WA
Olympic, WA
Petrified Forest, AZ
Redwood, CA
Rocky Mountain, CO
Saguaro, AZ
Sequoia, CA
Shenandoah, VA
Theodore Roosevelt, ND
Virgin Islands, USVI
Voyageurs, MN
Wind Cave, SD
Wrangell-St. Elias, AK
Yellowstone, WY, MT, and ID
Yosemite, CA
Zion, UT
