Dubuque County, Iowa Zip Codes

Zip Code	City	Population
52001	Dubuque	42,895
52002	Dubuque	17,871
52003	Dubuque	13,820
52068	Peosta	4,483
52045	Epworth	2,950
52046	Farley	2,663
52073	Sherrill	1,496
52032	Bernard	1,407
52053	Holy Cross	1,317
52039	Durango	908
52065	New Vienna	824
52078	Worthington	801
52056	Luxemburg	222

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