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||8,736,087|
|Fish and Wildlife Service||20,702,488|
|National Park Service||43,932,843|
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 12/26/14 (89,935 acres were added to the Bob Marshall, Scapegoat, Alpine Lakes, and Wheeler Peak Wildernesses; 155,685 acres were designated in four different wilderness areas in Colorado, Nevada, and New Mexico--Columbine-Hondo, Hermosa Creek, Wovoka, and Pine Forest Range).