THE LEWISTON LAND BRIEF
Land in the
Dissected Loess Uplands setting.
Lewiston city has 17.6 square miles of land in Nez Perce County. Its Census reference point is in Dissected Loess Uplands, within Columbia Plateau.
Basalt underlies this dry plateau of grassland and sagebrush. Windblown soils cover some uplands, while ancient flood paths exposed rock across the region's scabland terrain.
Regional context: Columbia Plateau ↗ · Classification at the Census reference point
Lewiston and Nez Perce County
Lewiston is associated with Nez Perce County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Lewiston by land and water
The Census records 0.81 square miles of water within Lewiston, or 4.4% of its total area. It is 3.4 percentage points higher than the 1% recorded for Nez Perce County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Lewiston city has 23.3 times the land area of nearby Lapwai city (0.76 square miles). These areas describe boundaries, not comparable property prices.

