The United States is home to 574 federally recognized tribal nations and approximately 326 Indian reservations. This interactive tribal lands map plots every American Indian and Alaska Native Land Area Representation (LAR) from the Bureau of Indian Affairs (BIA) database — 335 distinct land areas covering millions of acres across 31 states. Use it to explore the geographic footprint of sovereign Native nations, understand the different land-tenure categories, and appreciate the enormous geographic diversity of tribal territories from the 27,000-square-mile Navajo Nation to small allotted parcels of just a few acres.

How to Use This Map

• Search: Type any tribe or nation name (e.g. “Navajo”, “Cheyenne”) to highlight matching territories.
• State filter: Narrow the view to a single state using the dropdown. The list shows how many tribal land areas fall within each state.
• Land type filter: Choose a land tenure category — Reservation, Community, Trust Land, Allotment, or Alaska Native — to focus on a specific legal status.
• Click any polygon for the nation’s name, land type, total acreage in both acres and square miles, and a direct link to the BIA tribal directory.
• My location: Click to centre the map on your GPS position and see which tribal lands are nearby.
• Basemaps: Toggle between Light (default), Terrain, and Satellite imagery via the layers icon.
• Share: The Share button copies a permalink that preserves your current zoom, centre, and active filters.

Where Are America’s Tribal Lands?

Tribal territories are not evenly distributed. The largest concentrations are in the interior West and in Alaska. Arizona has more tribal acreage than any contiguous state, anchored by the Navajo Nation and the Hopi, San Carlos Apache, and White Mountain Apache reservations. Montana, South Dakota, Wyoming, and Washington each have several large reservations. In the Southeast and Mid-Atlantic, tribal lands tend to be smaller and more fragmented as a result of the allotment era and forced removals of the nineteenth century.

Alaska is a unique case: Alaska Native land tenure is organized primarily through Alaska Native Corporations (ANCs) created under the Alaska Native Claims Settlement Act (ANCSA) of 1971, rather than through the reservation system used in the lower 48. ANCSA transferred approximately 44 million acres to regional and village corporations — a completely different legal structure from the trust-land system managed by the BIA elsewhere in the country.

Notable Tribal Territories

• Navajo Nation (Arizona / New Mexico / Utah): The largest reservation in the US at roughly 27,000 square miles — larger than West Virginia. Home to approximately 174,000 enrolled tribal members, with a land base that spans three states and abuts Grand Canyon National Park.
• Osage Nation (Oklahoma): Often cited as the largest reservation by legal definition — its boundaries are coextensive with all of Osage County. The Supreme Court’s 2020 McGirt v. Oklahoma ruling, and the cases that followed it, affirmed that several eastern Oklahoma reservations — the Osage among them — were never legally disestablished. (Oklahoma’s tribal areas are recorded outside the dataset behind this map; see the data note below.)
• Pine Ridge Reservation (South Dakota): Home of the Oglala Lakota, Pine Ridge covers about 3,469 square miles and is one of the most economically distressed counties in the country. The Wounded Knee Massacre of 1890 took place here.
• Hopi Reservation (Arizona): Uniquely situated entirely within the boundaries of the Navajo Nation. The Hopi have lived continuously on the Colorado Plateau for more than 2,000 years, making their villages among the oldest continuously inhabited settlements in North America.
• Wind River Reservation (Wyoming): Shared by the Eastern Shoshone and Northern Arapaho — two historically rival nations who were placed on the same land by federal treaty. At nearly 3,500 square miles, it is the seventh-largest reservation in the lower 48.
• Flathead Reservation (Montana): Home of the Confederated Salish and Kootenai Tribes. Flathead Lake — the largest natural freshwater lake in the contiguous Western US — sits partly within its boundaries.
• Crow Reservation (Montana): Over 2.2 million acres, one of the largest coal-producing reservations in the country. The site of the Battle of Little Bighorn, 1876.

Understanding the Land Tenure Categories

Not all tribal land is the same. The BIA classifies Native American lands into several distinct categories based on legal status and history:

• Reservations: Land set aside by treaty, executive order, or federal statute for the exclusive use of a tribe. The federal government holds title in trust. Tribes exercise broad governmental jurisdiction within reservation boundaries, including civil and criminal jurisdiction over tribal members.
• Trust Land / Off-Reservation Trust: Land held in trust by the federal government for the benefit of a tribe or individual Indian, but located outside a formal reservation. Created through the Indian Reorganization Act (1934) and subsequent federal acquisitions. Tribes can petition the BIA to take additional land into trust, though this process can take many years.
• Community / Pueblo / Rancheria: Smaller, often geographically distinct settlements. California rancherias were created in the early twentieth century and later terminated — many were restored through litigation and legislation in the 1970s and 1980s. Pueblos in New Mexico and Arizona are ancestral village communities, some of which predate European contact by centuries.
• Allotments: Individual parcels distributed to tribal members under the Dawes Act (1887) and subsequent allotment legislation. The allotment era was deliberately designed to break up communal tribal land ownership. Between 1887 and 1934, tribal nations lost approximately 90 million acres — about two-thirds of their territory at the time. Remaining allotments are held in federal trust for individual owners, whose heirs are called “fractionated owners.”
• Alaska Native / Village Lands: Land selected and conveyed under ANCSA (1971). Structured as corporate shares in regional and village corporations rather than traditional trust land. Legal jurisdiction differs significantly from the lower-48 reservation system.

A Brief History: From Treaties to the Present

The land areas on this map reflect more than two centuries of federal Indian policy — a history that oscillated between forced removal, consolidation, and partial restoration.

Between 1778 and 1871, the United States signed approximately 375 treaties with Native nations. These treaties were the legal mechanism by which tribes ceded vast territories in exchange for permanent homelands, annuities, and government services. In 1871, Congress ended the treaty era, but existing treaties retained legal force — a fact the Supreme Court reaffirmed as recently as 2020 in McGirt v. Oklahoma, which held that the Muscogee Creek Nation’s reservation in eastern Oklahoma had never been disestablished.

The Dawes Act (1887) initiated the allotment era, breaking up communal reservations into individual 160-acre parcels and opening “surplus” land to white settlement. The resulting land loss was catastrophic: from roughly 138 million reservation acres in 1887, the tribal land base shrank to about 48 million acres by 1934. The Indian Reorganization Act (1934), championed by Commissioner John Collier, ended allotment, restored some lands to tribal ownership, and allowed tribes to adopt constitutions. Still, much of the lost land was never recovered.

The Indian Self-Determination and Education Assistance Act (1975) marked a further shift, giving tribes direct control over federally funded programs previously administered by the BIA. Today, tribal governments manage their own schools, hospitals, courts, police departments, housing authorities, and economic development initiatives. The land areas on this map are, in that sense, not merely geographic features — they are the territorial basis for ongoing sovereign governance.

Tribal Sovereignty: Key Principles

Federally recognized tribes are sovereign nations with a government-to-government relationship with the United States. This sovereignty — recognized in the Constitution, federal statutes, and Supreme Court decisions dating to Chief Justice John Marshall’s opinions of the 1830s — means tribes retain inherent governmental powers that predate the United States itself.

• Governmental authority: Tribes can enact laws, establish courts, levy taxes, license businesses, and regulate conduct within their territories — subject to federal, but generally not state, authority.
• Federal trust responsibility: The United States has a legally enforceable duty to protect tribal lands, assets, and treaty rights. This duty flows from the treaties and statutes that created the trust relationship.
• Visiting tribal lands: Most reservations are open to visitors, but each nation sets its own rules for access, photography, and commercial activity. Some areas — ceremonial sites, restricted zones, private allotments — require permission. Always check with the specific tribe before visiting.
• State jurisdiction limits: In most circumstances, state laws do not apply on tribal lands to tribal members. This is why tribal nations can operate gaming facilities, set their own hunting and fishing regulations, and manage natural resources independently of state agencies.

Frequently Asked Questions

How many federally recognized tribes are there in the United States?

As of 2024, the federal government recognizes 574 tribal nations. The list is published annually in the Federal Register by the Bureau of Indian Affairs. Federal recognition carries significant legal implications: it establishes the government-to-government relationship, makes tribes eligible for federal programs, and activates the trust responsibility. There are additional state-recognized tribes and unrecognized Native communities whose land does not appear in this dataset.

How many Indian reservations are there?

The BIA counts approximately 326 reservations, but the exact number depends on how one defines a “reservation.” The number of distinct land areas (as mapped here) is 335, because some tribes have multiple non-contiguous parcels. Not every federally recognized tribe has a land base — some nations, particularly in the East, lost all their territory and exist today as landless tribes.

What is the largest reservation in the United States?

By land area, the Navajo Nation is the largest, spanning approximately 27,413 square miles across Arizona, New Mexico, and Utah. The Navajo Nation has its own government, police force, court system, school district, and utility authority. It is larger than 10 US states.

Can non-tribal members visit reservations?

Yes — most reservations welcome visitors. Many operate their own tourism programs, national parks (like Canyon de Chelly, which is administered cooperatively by the NPS and the Navajo Nation), casinos, museums, and cultural centers. However, tribes set their own entry rules, and some areas require permits or guides. Always research the specific tribal nation’s visitor policies in advance and respect posted signs and local guidance.

Are tribal lands the same as federal land?

No. Most tribal land is held in federal trust for the benefit of tribes — meaning the federal government holds legal title, but tribes have beneficial ownership and the right to use and govern the land. This is legally distinct from federal public land (National Forests, BLM land, National Parks), which is owned by the federal government and open to general public use. Tribal trust land is sovereign tribal territory; it is not public land open to anyone.

Where does the map data come from?

This map uses the Bureau of Indian Affairs (BIA) American Indian and Alaska Native Land Area Representations (AIAN-LAR) dataset, published via ArcGIS FeatureServer. It contains 335 land area polygons with BIA-assigned names, LAR IDs, and acreages. Geometries have been lightly simplified for web performance (Douglas-Peucker tolerance of 0.005° ≈ 500m) while preserving recognizable polygon shapes at all zoom levels down to state scale. Acreages are as reported by the BIA and may differ slightly from other sources.

Why doesn’t Oklahoma appear on the map?

Oklahoma has one of the largest Native American populations of any state, yet it shows no land areas on this particular map. That is a quirk of the dataset, not the reality on the ground. The BIA AIAN-LAR dataset used here maps formal reservations and trust land, while most of Oklahoma’s tribal territory is classified as Oklahoma Tribal Statistical Areas (OTSAs) — the historical reservation areas of nations such as the Cherokee, Choctaw, Chickasaw, Muscogee (Creek), Seminole, and Osage — which are maintained in a separate data layer. Tribal jurisdiction across eastern Oklahoma remains extensive, and was reaffirmed by the Supreme Court’s 2020 McGirt v. Oklahoma decision.

Why don’t the tribal boundaries match what I see on other maps?

Tribal land boundaries are complex and sometimes contested. Different datasets — the BIA, the Census Bureau (TIGER), the National Atlas, and individual tribal GIS offices — may show slightly different boundaries reflecting different data vintages, inclusion or exclusion of off-reservation trust parcels, and ongoing land-into-trust actions. This map uses the BIA’s own official representation, which is the most authoritative federal source.

Explore Related Maps

• US Public Access Areas Map — see which public lands adjoin tribal territories
• US National Parks Map — many parks have deep connections to tribal history and land
• US Federal Lands Map — BLM, Forest Service, and other federally managed land nationwide
• US Mountain Peaks Map — many sacred peaks are located on or near tribal territories
• USA Parks Map Download — offline-friendly parks and recreation data for the whole country