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||8,760,478|
|Fish and Wildlife Service||19,862,488|
|National Park Service||43,942,561|
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 6/27/17 (National Park Service acreages updated to be consistent with the 2016 Wilderness Report (corrections to Ireteba Peaks and Stephen Mather)).