About 50258 - Union, Iowa
ZIP code 50258 covers the community of Union in Iowa, the United States. This area falls under Hardin County.
Census data puts the population of this ZIP code at 958 residents. It's a quieter, less populous area than the typical Iowa ZIP code (avg. ~3,313).
Population density runs around 6 people per sq. mile, making it a rural area.
Other ZIP code codes in Iowa serve areas such as Ankeny, Cedar Falls, Dubuque.