About 50255 - Thornburg, Iowa

The ZIP code 50255 of Thornburg falls within Iowa, the United States - a sparsely populated area by population. It sits within Keokuk County.

Census data puts the population of this ZIP code at 51 residents. That's below the Iowa average of about 3,313 people per ZIP code.

Population density runs around 103 people per sq. mile, making it a rural area.

This ZIP code sits alongside neighboring areas like Ankeny, Cedar Falls, Dubuque within Iowa.