Zip Code 55812 — Duluth, MN

ZIP Code 55812 is associated with Duluth, MN, in St. Louis County. The listed population estimate is 10,859; estimated density is 2,165.9 people per square mile. Among records with population estimates, it ranks #5 of 42 in St. Louis County and #160 of 877 in MN.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (46.812360, -92.075640)

Data MetricLocal Statistic
Postal / Zip Code55812
Primary CityDuluth
State / ProvinceMN
CountySt. Louis
Total Population10,859
Population Density2,165.9 people/sq mi
TimezoneAmerica/Chicago

How 55812 Compares

MetricZIP 55812St. Louis County recordsMN records
Population estimate10,859192,552 (sum)5,739,754 (sum)
Population Density2,165.9 /sq mi----
County population rank#5 of 42----
State population rank#160 of 877----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MN

ZIP CodeCityDistancePopulation estimate
ZIP 55805Duluth1.2 mi10,602
ZIP 55806Duluth3.9 mi9,356
ZIP 55802Duluth4.1 mi2,399
ZIP 55814Duluth6.0 mi319
ZIP 55807Duluth6.9 mi9,763

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →