The present Allamakee County Court House was built in 1940.

Both courthouse buildings are listed on the National Register of Historic Places.

All offer scenic and recreational opportunities, particularly in Yellow River State Forest.

French Creek flows north of Waukon, outside the city limits.

Norfolk creek originates in the western outskirts of Waukon and is effluent to the Yellow River.

The landforms encountered in the county are very unlike those found in most of Iowa, which is mostly absent Glacial Drift.

As part of the Driftless Area, the county was ice free during the last ice age, and as one progresses to the Mississippi River, the streams and rivers display high-walled canyons carved of Silurian period bedrock.

This Driftless Area also includes parts of Clayton, Fayette, Winneshiek, Howard, Dubuque, and Jackson Counties.

27.50% of all households were made up of individuals, and 14.30% had someone living alone who was 65 years of age or older.