About 52228 - Fairfax, Iowa
52228 is a mid-sized ZIP code covering Fairfax in Iowa, the United States. This area falls under Fairfax County County.
Fairfax has a reported population of 33,210. This puts it well ahead of the typical ZIP code in Iowa (roughly 22,608).
Median household income is about $59,000 (near the Iowa average).
Other ZIP code codes in Iowa serve areas such as Montour, Cresco, Davenport.