THE JOSEPHINE COUNTY LAND BRIEF
Land in the
Inland Siskiyous setting.
Josephine County has 1,638.6 square miles of land in Oregon. 6 mapped landscape regions meet across Josephine County: Inland Siskiyous, Serpentine Siskiyous, Oak Savanna Foothills, among others.
Dissected ridges, valleys and foothills combine varied rock types with diverse conifer and hardwood forests. The Klamath and Siskiyou ranges differ geologically from the volcanic Cascades to the east.
Regional context: Klamath Mountains/California High North Coast Range ↗ · Regional mapping across the county footprint
Where the landscape changes
Josephine County intersects 6 mapped regional units. The largest mapped shares are:
- Inland Siskiyous54.9%
- Serpentine Siskiyous14.8%
- Oak Savanna Foothills14%
- Rogue/Illinois/Scott Valleys6.8%
- Border High-Siskiyous5.4%
Finding your parcel within Josephine County
The atlas lists 10 cities, towns, townships, and Census communities associated with Josephine County, including Grants Pass, Williams, Selma. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Josephine County by land and water
The Census records 2.17 square miles of water within Josephine County, or 0.1% of its total area. That share is close to Josephine County’s 0.1%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Josephine County has 253.8 times the land area of nearby Selma CDP (6.46 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Curry County, Douglas County, Jackson County within Oregon. A tract near one of these lines should be matched to the county identifier on its own records.

