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Wilderness Statistics Reports

Select a state to display acreage by agency for that state.
Wilderness Acreage By Agency
Agency Acres
*Since percentages are rounded to the nearest integer value, they may not add up to exactly 100% (i.e. 99%).
Bureau of Land Management 8,745,279
Fish and Wildlife Service 20,702,488
Forest Service 36,167,676
National Park Service 43,893,596

Total 109,509,039

Figure above shows comparison of each agency's total wilderness acres and the total number of acres of wilderness in United States (total at bottom). To view a comparison of agency acreage by state, select a state. Read our data disclaimer. Data last updated on 4/17/13 (The Vieques Wilderness, which was accidentally omitted when designated in 2001, was added, then removed due to contention over the legality of the designation; acreage for the National Park Service portion of the Great Sand Dunes Wilderness was also updated).



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