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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/49270

49270

ZIP 49270 is Petersburg, Michigan, in Monroe County; area code 734; Eastern time.

Type
Standard
Time zone
America/Detroit
County
Monroe
Metro area
Monroe, MI
Population
5,567
Coordinates
41.8737, -83.6808
☼ Live from 49270 — Petersburg, MI

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Local time: —

Where 49270 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 49270
  • 🔢 Type 49270 into a pocket calculator and turn it upside down: OLZGh — not quite a word, sorry.
  • ➕ As a number, 49,270 = 2 × 5 × 13 × 379. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100000001110110
  • 🏠 Its numerical neighbours: 49269 (Parma, MI, 54 mi away) and 49271 (Pittsford, MI, 40 mi away).
  • 🔄 Backwards, 49270 becomes 07294, which is not a ZIP code at all.
  • 👥 53 other ZIP codes are made of exactly the same digits (02479, 04927, 04972, 07924, 09472, 09724, …). The farthest-flung twin is 09724 in APO AE, a military post office, 3,989 miles away.
  • 🧭 Farther north than 74% of all ZIP codes, and farther east than 61%.
  • 🎯790 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 49270 and you would come out at 41.87°S, 96.32°E — 1,274 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 14m of daylight. Shortest: 9h 08m.
  • 📏 At 44.9 square miles of land, 49270 is bigger than 57% of ZIP codes — room for about 34 Central Parks.
🌙 The sky over 49270 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population5,567This ZIP5,567
Households2,043This ZIP2,043
Housing units2,209This ZIP2,209
Median age45.8This ZIP45.8Michigan40.2US 38.9
Median household income$94,840This ZIP$94,840Michigan$72,875US $80,734
Median home value$297,600This ZIP$297,600Michigan$231,600US $332,700
Median gross rent$918This ZIP$918Michigan$1,129US $1,413
Bachelor's degree or higher26.5%This ZIP26.5%
Mean commute29.4 minThis ZIP29.4 min
Population density123.9 / sq miThis ZIP123.9 / sq mi

Business and tax activity

Business establishments48This ZIP48
Employees549This ZIP549
Annual payroll$30,133,000This ZIP$30,133,000
Tax returns filed2,940This ZIP2,940
Total adjusted gross income$242,910,000This ZIP$242,910,000

Land area

Land area44.91 sq miThis ZIP44.91 sq mi
Water area0.43 sq miThis ZIP0.43 sq mi

Other place names in 49270

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

ZIP codes near 49270

ZIPCityDistance
48140 Ida, MI 5.2 mi
49238 Deerfield, MI 5.7 mi
48131 Dundee, MI 6.4 mi
48177 Samaria, MI 7.0 mi
49276 Riga, MI 7.4 mi
48182 Temperance, MI 7.6 mi
49267 Ottawa Lake, MI 8.3 mi
48144 Lambertville, MI 8.8 mi
48110 Azalia, MI 9.3 mi
48161 Monroe, MI 11.0 mi

Find every ZIP code within 10 miles of 49270 →

Questions about this ZIP code

Where is ZIP code 49270?

49270 is in Petersburg, Michigan, in Monroe County, part of the Monroe, MI metropolitan area. Its published point location is 41.8737, -83.6808.

What county is 49270 in?

49270 lies in Monroe County.

What area code is 49270?

Petersburg uses area code 734, from NANPA's telephone records.

What time zone is 49270 in?

49270 uses America/Detroit.

How many people live in 49270?

About 5,567 people live in ZIP code 49270, in 2,043 households, at 123.9 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 49270?

$94,840 a year, against $72,875 across Michigan.

What ZIP codes are near 49270?

The closest are 48140 (5.2 mi), 49238 (5.7 mi), 48131 (6.4 mi), 48177 (7 mi) and 49276 (7.4 mi).

Is 49270 a PO Box ZIP code?

49270 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “49270 ZIP Code — Petersburg, Michigan (Monroe County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/49270

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