Wilderness Statistics Reports
Select a state to display acreage by agency for that state.
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Wilderness Acreage By Agency
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| 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 | |
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| 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).

