About 51038 - Merrill, Iowa
Located in Iowa, the United States is home to the mid-sized community of Merrill, served by ZIP code 51038. It sits within Merrill County County.
Around 32,475 people live in the 51038 ZIP code area. That's noticeably above the average for a Iowa ZIP code, which sits near 22,608 people.
Median household income is about $86,100 (above the Iowa average).
Nearby communities in Iowa include Montour, Cresco, Davenport.