THE POSTVILLE LAND BRIEF
Land in the
Rochester/Paleozoic Plateau Upland setting.
Postville city has 2.14 square miles of land in Allamakee County, Clayton County. Its Census reference point is in Rochester/Paleozoic Plateau Upland, within Driftless Area.
Deeply cut valleys divide a bedrock plateau with windblown soil on many uplands. Glaciers had less influence here than in neighboring regions, leaving a distinctly hilly landscape.
Regional context: Driftless Area ↗ · Classification at the Census reference point
One place name. 2 county geographies.
Postville intersects 2 county geographies: Allamakee County, Clayton County. A Postville mailing address alone cannot choose the right record office; use the county and parcel identifier on the tax bill or deed.
Postville by land and water
The Census records 0 square miles of water within Postville, or 0% of its total area. It is 0.7 percentage points lower than the 0.7% recorded for Iowa. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Postville city has 3.7 times the land area of nearby Castalia city (0.58 square miles). These areas describe boundaries, not comparable property prices.

