THE SKAMANIA COUNTY LAND BRIEF
Land in the
Western Cascades Montane Highlands setting.
Skamania County has 1,658.3 square miles of land in Washington. 7 mapped landscape regions meet across Skamania County: Western Cascades Montane Highlands, Western Cascades Lowlands and Valleys, Cascade Crest Montane Forest, among others.
Volcanic mountains, deeply cut stream valleys and glaciated high country define the Cascades. Conifer forests change with elevation, giving way to mountain meadows and rocky alpine terrain.
Regional context: Cascades ↗ · Regional mapping across the county footprint
Where the landscape changes
Skamania County intersects 7 mapped regional units. The largest mapped shares are:
- Western Cascades Montane Highlands41.4%
- Western Cascades Lowlands and Valleys35.8%
- Cascade Crest Montane Forest12.9%
- Grand Fir Mixed Forest4.7%
- Oak/Conifer Foothills3.4%
Eastern Cascades Slopes and Foothills in Skamania County
On the Cascades' drier eastern side, open pine forests mingle with volcanic cones, buttes and basins. Larger river valleys and lake basins interrupt the surrounding uplands.
Read the regional source ↗Willamette Valley in Skamania County
The Willamette River's floodplains and terraces sit among low hills and scattered buttes. The valley's prairie, oak and riparian landscape differs markedly from the conifer-covered mountains around it.
Read the regional source ↗Finding your parcel within Skamania County
The atlas lists 3 cities, towns, townships, and Census communities associated with Skamania County, including Carson, North Bonneville, Stevenson. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Skamania County by land and water
The Census records 28.3 square miles of water within Skamania County, or 1.7% of its total area. That share is close to Skamania County’s 1.7%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Skamania County has 346.2 times the land area of nearby Carson CDP (4.79 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Clark County, Cowlitz County, Klickitat County, Lewis County, Yakima County within Washington. A tract near one of these lines should be matched to the county identifier on its own records.

