The area of Willamette National Forest is 6,780.132 square kilometers.
Willamette National Forest was created in 1933.
Willamette National Cemetery was created in 1949.
The area of Willamette Park is 107,201.226629376 square meters.
Roy Charles Brady has written: 'Recreation on the Mt. Jefferson Primitive area which lies within the boundaries of the Willamette National Forest' -- subject(s): Recreational use
The area of Lassen National Forest is 4,331.528 square kilometers.
The area of Tuskegee National Forest is 45.535 square kilometers.
The area of Nebraska National Forest is 574.654 square kilometers.
The area of Talladega National Forest is 1,588.662 square kilometers.
The area of Umpqua National Forest is 3,990.119 square kilometers.
The area of Conecuh National Forest is 339.373 square kilometers.
The area of Superior National Forest is 15,782.74 square kilometers.
The area of Kisatchie National Forest is 2,444.301 square kilometers.