Marion County, Ohio Zip Codes

Zip Code	City	Population
43302	Marion	55,090
43342	Prospect	3,699
43314	Caledonia	2,555
43332	La Rue	1,585
43356	Waldo	1,111
43341	New Bloomington	835
43337	Morral	769
43322	Green Camp	447

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.