Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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 — CITY/MI/SOUTH-MONROE

South Monroe ZIP codes, Michigan

No ZIP code is named for South Monroe, MI; addresses there use a neighbouring town's name. The ZIP code covering it is 48161. Its area code is 734.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
6,960
Area code
734

NANPA lists no telephone rate centre for South Monroe itself, so these are the area codes of the nearest one, Monroe (0.0 miles). A town on an area-code boundary can differ from its neighbour.

South Monroe in numbers

About 6,960 people live in South Monroe, in 3,203 households. The median household income is $61,982 a year, 15% below the Michigan median of $72,875 (US: $80,734). The median owner-occupied home is valued at $184,000 (21% below the Michigan median), and median gross rent is $987 a month. The median age is 45.5; 17.1% of adults 25 and over hold a bachelor's degree or higher (32.4% across Michigan); the average commute takes 22 minutes.

Population6,960South Monroe6,960
Households3,203South Monroe3,203
Median age45.5South Monroe45.5Michigan40.2US 38.9
Median household income$61,982South Monroe$61,982Michigan$72,875US $80,734
Median home value$184,000South Monroe$184,000Michigan$231,600US $332,700
Median gross rent$987South Monroe$987Michigan$1,129US $1,413
Bachelor's degree or higher17.1%South Monroe17.1%Michigan32.4%US 35.7%
Mean commute21.9 minSouth Monroe21.9 minMichigan24.2 minUS 26.4 min
Population density2,867 / sq miSouth Monroe2,867 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place South Monroe CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes covering South Monroe

These ZIP codes cover part of South Monroe but are addressed as somewhere else.

ZIP codes overlapping South Monroe
ZIP City Type Population Median income Median home
48161 Monroe , MI Standard 26,304 $67,414 $176,200

Map of South Monroe ZIP codes

48161

The ZIP codes of South Monroe, MI, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near South Monroe

The nearest larger towns are Monroe (20,320 people, 2.4 mi), Temperance (8,914 people, 12 mi) and Lambertville (9,955 people, 15 mi).

Towns near South Monroe
TownPopulationDistance
West Monroe 2,711 1.6 mi
Monroe 20,320 2.4 mi
Detroit Beach 2,771 5.3 mi
Carleton 2,595 11.5 mi
Temperance 8,914 11.7 mi
Dundee 5,744 13.9 mi
Lambertville 9,955 14.6 mi
Rockwood 3,161 15.3 mi
Flat Rock 10,340 16.1 mi
Oregon, OH 19,799 16.4 mi
Toledo, OH 267,463 17.9 mi
Gibraltar 4,873 18.5 mi
Milan 5,987 18.9 mi
Woodhaven 12,690 19.2 mi

More nearby: every ZIP code in Monroe County · Michigan ZIP codes

Cite this page

zipcodes.pro. “South Monroe, MI ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mi/south-monroe

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