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/ST-CHARLES

St. Charles ZIP code, Michigan

The ZIP code for St. Charles, MI is 48655, and its area code is 989.

USPS city name
1 ZIP code
Population
1,934
Area code
989

Also written Saint Charles, the spelling the Postal Service uses.

St. Charles in numbers

About 1,934 people live in St. Charles, in 858 households. The median household income is $50,000 a year, 31% below the Michigan median of $72,875 (US: $80,734). The median owner-occupied home is valued at $118,500 (49% below the Michigan median), and median gross rent is $460 a month. The median age is 46.6; 18.3% of adults 25 and over hold a bachelor's degree or higher (32.4% across Michigan); the average commute takes 27 minutes.

Population1,934St. Charles1,934
Households858St. Charles858
Median age46.6St. Charles46.6Michigan40.2US 38.9
Median household income$50,000St. Charles$50,000Michigan$72,875US $80,734
Median home value$118,500St. Charles$118,500Michigan$231,600US $332,700
Median gross rent$460St. Charles$460Michigan$1,129US $1,413
Bachelor's degree or higher18.3%St. Charles18.3%Michigan32.4%US 35.7%
Mean commute26.9 minSt. Charles26.9 minMichigan24.2 minUS 26.4 min
Population density924 / sq miSt. Charles924 / sq mi

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

ZIP codes addressed as Saint Charles

ZIP codes with the USPS city name Saint Charles
ZIP City Type Population Median income Median home
48655 Saint Charles , MI Standard 5,760 $66,115 $175,700

Map of St. Charles ZIP codes

The ZIP codes of St. Charles, 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 St. Charles

The nearest larger towns are Chesaning (2,484 people, 8.0 mi), Shields (7,402 people, 9.4 mi) and Saginaw (43,536 people, 13 mi).

Towns near St. Charles
TownPopulationDistance
Shields 7,402 9.4 mi
Saginaw 43,536 13.0 mi
Bridgeport 6,884 14.3 mi
Buena Vista 5,798 14.9 mi
Freeland 7,557 15.2 mi
Frankenmuth 5,157 20.7 mi
Owosso 14,632 21.0 mi
Corunna 3,037 21.8 mi
Flushing 8,284 22.4 mi
Ithaca 2,817 22.5 mi
Midland 42,724 22.9 mi
Bay City 32,320 24.0 mi
St. Louis 7,367 24.5 mi
Mount Morris 3,117 25.8 mi

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

Cite this page

zipcodes.pro. “St. Charles, MI ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mi/st-charles

Underlying data is public domain or openly licensed — sources, vintages and licences.