ZIP code · Duluth · Minnesota · United States
ZIP code 55806 — Duluth
ZIP code 55806 serves Duluth, Minnesota.
- Postal code
- 55806Single source Value from one source, not cross-checked.
- City
- Duluth
- County
- St. Louis FIPS 27137
- State
- Minnesota
- Country
- United States
- Coordinates
- 46.7715, -92.1279 — precision precise (locality)
View on OpenStreetMap - Population
- 9,545 (ZCTA, ACS 5-year)
- Population density
- 2,790 / sq mi
- Land area
- 3.4 sq mi (8.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $44,962
- Per-capita income
- $28,133
- Median age
- 32.5
- Households
- 4,459
- Housing units
- 4,848
- Median home value
- $156,500
- Median gross rent
- $910 / month
- Congressional district
- MN-8 (119th Congress)
- USDA hardiness zone
- 4b (-25 to -20 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 218Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 55806 with another ZIP · ZIPs within 25 miles · distance from 55806
Map of ZIP code 55806
Climate — monthly normals
Warmest month Jul (avg high 75°F), coldest Jan (avg low 4°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 21 | 26 | 35 | 45 | 56 | 66 | 75 | 74 | 66 | 52 | 39 | 27 |
| Avg low °F | 4 | 8 | 19 | 31 | 41 | 49 | 58 | 60 | 51 | 39 | 26 | 13 |
NOAA 1991–2020 climate normals from the nearest station: DULUTH HARBOR STN (1.8 mi) · NOAA NCEI
Places in ZIP 55806
- 4 schools
- 12 restaurants & cafés
- 4 bars & pubs
- 8 parks
- 7 playgrounds
- 1 gyms & sports centres
- 1 post offices
- 3 places of worship
- 1 banks
- 3 gas stations
- 1 EV charging stations
- 1 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page