Wilderness Statistics Reports
Select a state to display acreage by agency for that state.
Wilderness Acreage By Agency
*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|
|National Park Service||43,893,596|
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).