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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/55901

55901

ZIP 55901 is in Rochester, Minnesota, in Olmsted County; area code 507; Central time. Rochester has 6 ZIP codes; the others are 55902, 55903, 55904, 55905 and 55906.

Type
Standard
Time zone
America/Chicago
County
Olmsted
Metro area
Rochester, MN
Population
58,495
Coordinates
44.0777, -92.4971
☼ Live from 55901 — Rochester, MN

Weather right now

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NEXRAD radar
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Local time: —

Where 55901 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 55901
  • 🔢 Type 55901 into a pocket calculator and turn it upside down: IOGSS — not quite a word, sorry.
  • ➕ 55901 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101101001011101
  • 🏠 Its numerical neighbours: 55816 (Duluth, MN, 188 mi away) and 55902 (Rochester, MN, 7 mi away).
  • 🔄 Backwards, 55901 becomes 10955, which is not a ZIP code at all.
  • 👥 21 other ZIP codes are made of exactly the same digits (05159, 10595, 15059, 15095, 15905, 19055, …). The farthest-flung twin is 95501 in Eureka, CA, 1,619 miles away.
  • 🧭 Farther north than 88% of all ZIP codes, and farther west than 62%.
  • 🎯429 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 55901 and you would come out at 44.08°S, 87.50°E — 893 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 30m of daylight. Shortest: 8h 52m.
  • 📏 At 33.1 square miles of land, 55901 is bigger than 48% of ZIP codes — room for about 25 Central Parks.
🌙 The sky over 55901 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population58,495This ZIP58,495
Households23,650This ZIP23,650
Housing units25,010This ZIP25,010
Median age34.7This ZIP34.7Minnesota38.8US 38.9
Median household income$94,607This ZIP$94,607Minnesota$89,062US $80,734
Median home value$317,000This ZIP$317,000Minnesota$329,300US $332,700
Median gross rent$1,403This ZIP$1,403Minnesota$1,280US $1,413
Bachelor's degree or higher51.1%This ZIP51.1%
Mean commute18.6 minThis ZIP18.6 min
Population density1,768.4 / sq miThis ZIP1,768.4 / sq mi

Business and tax activity

Business establishments1,376This ZIP1,376
Employees71,202This ZIP71,202
Annual payroll$6,417,490,000This ZIP$6,417,490,000
Tax returns filed29,680This ZIP29,680
Total adjusted gross income$2,309,935,000This ZIP$2,309,935,000

Land area

Land area33.08 sq miThis ZIP33.08 sq mi
Water area0.24 sq miThis ZIP0.24 sq mi

Other place names in 55901

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

ZIP codes near 55901

ZIPCityDistance
55905 Rochester, MN 2.1 mi
55906 Rochester, MN 4.7 mi
55960 Oronoco, MN 4.7 mi
55903 Rochester, MN 4.8 mi
55902 Rochester, MN 7.4 mi
55920 Byron, MN 7.6 mi
55904 Rochester, MN 9.8 mi
55932 Elgin, MN 11.1 mi
55963 Pine Island, MN 11.2 mi
55955 Mantorville, MN 12.1 mi

Find every ZIP code within 10 miles of 55901 →

Questions about this ZIP code

Where is ZIP code 55901?

55901 is in Rochester, Minnesota, in Olmsted County, part of the Rochester, MN metropolitan area. Its published point location is 44.0777, -92.4971.

What county is 55901 in?

55901 lies in Olmsted County.

What area code is 55901?

Rochester uses area code 507, from NANPA's telephone records.

What time zone is 55901 in?

55901 uses America/Chicago.

How many people live in 55901?

About 58,495 people live in ZIP code 55901, in 23,650 households, at 1,768.4 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 55901?

$94,607 a year, against $89,062 across Minnesota.

What ZIP codes are near 55901?

The closest are 55905 (2.1 mi), 55906 (4.7 mi), 55960 (4.7 mi), 55903 (4.8 mi) and 55902 (7.4 mi).

Is 55901 a PO Box ZIP code?

55901 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “55901 ZIP Code — Rochester, Minnesota (Olmsted County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/55901

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