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zipcodes.pro — ZIP/55803

55803

ZIP 55803 is in Duluth, Minnesota, in St. Louis County; area code 218; Central time. Duluth has 14 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
St. Louis
Metro area
Duluth, MN-WI
Population
17,662
Coordinates
47.0349, -92.0722
☼ Live from 55803 — Duluth, MN

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Where 55803 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 55803
  • 🔢 Type 55803 into a pocket calculator and turn it upside down: EOBSS — not quite a word, sorry.
  • ➕ As a number, 55,803 = 3 × 11 × 19 × 89. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101100111111011
  • 🏠 Its numerical neighbours: 55802 (Duluth, MN, 19 mi away) and 55804 (Duluth, MN, 10 mi away).
  • 🔄 Backwards, 55803 becomes 30855, which is not a ZIP code at all.
  • 👥 38 other ZIP codes are made of exactly the same digits (03585, 03855, 05358, 05853, 08535, 08553, …). The farthest-flung twin is 85350 in Somerton, AZ, 1,553 miles away.
  • 🧭 Farther north than 95% of all ZIP codes, and farther west than 61%.
  • 🎯595 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 55803 and you would come out at 47.03°S, 87.93°E — 829 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 54m of daylight. Shortest: 8h 30m.
  • 📏 At 295.5 square miles of land, 55803 is bigger than 95% of ZIP codes — room for about 224 Central Parks.
🌙 The sky over 55803 today
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Source: USGS.

People and housing

Population17,662This ZIP17,662
Households7,528This ZIP7,528
Housing units8,558This ZIP8,558
Median age45.0This ZIP45.0Minnesota38.8US 38.9
Median household income$105,888This ZIP$105,888Minnesota$89,062US $80,734
Median home value$336,000This ZIP$336,000Minnesota$329,300US $332,700
Median gross rent$1,586This ZIP$1,586Minnesota$1,280US $1,413
Bachelor's degree or higher51.8%This ZIP51.8%
Mean commute22.4 minThis ZIP22.4 min
Population density59.8 / sq miThis ZIP59.8 / sq mi

Business and tax activity

Business establishments298This ZIP298
Employees2,768This ZIP2,768
Annual payroll$120,840,000This ZIP$120,840,000
Tax returns filed9,040This ZIP9,040
Total adjusted gross income$872,816,000This ZIP$872,816,000

Land area

Land area295.45 sq miThis ZIP295.45 sq mi
Water area31.10 sq miThis ZIP31.10 sq mi

Other place names in 55803

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 55803

ZIPCityDistance
55804 Duluth, MN 9.6 mi
55609 Knife River, MN 14.2 mi
55814 Duluth, MN 15.0 mi
55717 Canyon, MN 15.0 mi
55811 Duluth, MN 15.3 mi
55812 Duluth, MN 15.6 mi
55805 Duluth, MN 16.3 mi
55724 Cotton, MN 16.7 mi
55791 Twig, MN 16.9 mi
55801 Duluth, MN 17.5 mi

Find every ZIP code within 10 miles of 55803 →

Questions about this ZIP code

Where is ZIP code 55803?

55803 is in Duluth, Minnesota, in St. Louis County, part of the Duluth, MN-WI metropolitan area. Its published point location is 47.0349, -92.0722.

What county is 55803 in?

55803 lies in St. Louis County.

What area code is 55803?

Duluth uses area code 218, from NANPA's telephone records.

What time zone is 55803 in?

55803 uses America/Chicago.

How many people live in 55803?

About 17,662 people live in ZIP code 55803, in 7,528 households, at 59.8 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 55803?

$105,888 a year, against $89,062 across Minnesota.

What ZIP codes are near 55803?

The closest are 55804 (9.6 mi), 55609 (14.2 mi), 55814 (15 mi), 55717 (15 mi) and 55811 (15.3 mi).

Is 55803 a PO Box ZIP code?

55803 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “55803 ZIP Code — Duluth, Minnesota (St. Louis County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/55803

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