The area of Agassiz Wilderness is 16.187 square kilometers.
Agassiz Wilderness was created in 1976.
The area of Agassiz National Wildlife Refuge is 248.882 square kilometers.
The area of Pepperbox Wilderness Area is 91.297 square kilometers.
The area of Siffleur Wilderness Area is 412.14 square kilometers.
Frank Church - River of no Return Wilderness Area.Gospel Hump Wilderness Area.Hells Canyon Wilderness Area.Sawtooth Wilderness Area.Selway-Bitterroot Wilderness Area.
The area of Kaiser Wilderness is 91.864 square kilometers.
The area of Haleakala Wilderness is 100.034 square kilometers.
The area of Noatak Wilderness is 23,331.855 square kilometers.
The area of Shellback Wilderness is 146.266 square kilometers.
The area of Monomoy Wilderness is 13.128 square kilometers.
The area of Delirium Wilderness is 48.036 square kilometers.
The area of Cucamonga Wilderness is 51.723 square kilometers.