About 52768 - Princeton, Iowa
Located in Iowa, the United States is home to the densely populated community of Princeton, served by ZIP code 52768. It sits within Princeton County County.
Princeton has a reported population of 41,003. That's noticeably above the average for a Iowa ZIP code, which sits near 22,608 people.
Median household income is about $57,300 (below the Iowa average).
Other ZIP code codes in Iowa serve areas such as Montour, Cresco, Davenport.