Public lands in Oregon
88 units whose boundary reaches Oregon. They are 24 national wildlife refuges, 48 wilderness areas, 13 national forests and grasslands and 3 BLM national monuments and conservation areas, largest first within each type.
Acreage in Oregon
- National wildlife refuges
- 602,334 acres
- Wilderness areas
- 2,502,613 acres
- National forests and grasslands
- 17,583,642 acres
- BLM national monuments and conservation areas
- 656,232 acres
Each figure is the acreage inside Oregon for one kind of unit, summed over the units listed below. A unit that crosses into another state counts only the part of its boundary that lies in Oregon. Wilderness often lies inside one of the other kinds, so the figures overlap and should not be added together.
National wildlife refuges
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Wilderness areas
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National forests and grasslands
BLM national monuments and conservation areas
Boundaries come from the agencies’ own layers. A unit is listed in every state or territory its boundary reaches. Data refreshed November 1, 2026.