Grundy County, Iowa Zip Codes

Zip Code
City
Population ↓
50638Grundy Center3,330
50669Reinbeck2,358
50624Dike1,694
50621Conrad1,641
50680Wellsburg1,124
50642Holland498
50609Beaman381
50673Stout245
50657Morrison122

Overview of Zip Codes in Grundy County

9
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Grundy County, Iowa (US Census).