St. Louis County, Minnesota ZIP Codes

42 ZIP Codes

Zip Code
City
Population
55811Duluth28,118
55803Duluth17,662
55746Hibbing16,730
55804Duluth15,922
55812Duluth10,859
55805Duluth10,602
55807Duluth9,763
55792Virginia9,663
55806Duluth9,356
55810Duluth8,285
55734Eveleth6,265
55808Duluth5,691
55719Chisholm5,613
55779Saginaw3,905
55705Aurora3,211
55768Mountain Iron2,964
55741Gilbert2,947
55802Duluth2,399
55750Hoyt Lakes2,068
55723Cook1,927
55790Tower1,847
55706Babbitt1,703
55771Orr1,484
55732Embarrass1,453
55751Iron1,388
55710Britt1,362
55736Floodwood1,344
55713Buhl1,048
55708Biwabik929
55703Angora906
55765Meadowlands803
55724Cotton707
55738Forbes599
55711Brookston540
55763Makinen495
55782Soudan420
55702Alborn412
55602Brimson346
55814Duluth319
55717Canyon287
55758Kinney121
55725Crane Lake89

Overview of ZIP Codes in St. Louis County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
42
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 42 ZCTAs in St. Louis County, Minnesota (US Census).