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/ID/ST-MARIES

St. Maries ZIP code, Idaho

The ZIP code for St. Maries, ID is 83861, and its area codes are 208 and 986.

USPS city name
1 ZIP code
Population
2,915
Area codes
208, 986
State
Idaho

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

St. Maries in numbers

About 2,915 people live in St. Maries, in 1,153 households. The median household income is $60,458 a year, 22% below the Idaho median of $77,800 (US: $80,734). The median owner-occupied home is valued at $236,300 (44% below the Idaho median), and median gross rent is $871 a month. The median age is 41.1; 16.9% of adults 25 and over hold a bachelor's degree or higher (31.8% across Idaho); the average commute takes 16 minutes.

Population2,915St. Maries2,915
Households1,153St. Maries1,153
Median age41.1St. Maries41.1Idaho37.3US 38.9
Median household income$60,458St. Maries$60,458Idaho$77,800US $80,734
Median home value$236,300St. Maries$236,300Idaho$418,600US $332,700
Median gross rent$871St. Maries$871Idaho$1,238US $1,413
Bachelor's degree or higher16.9%St. Maries16.9%Idaho31.8%US 35.7%
Mean commute16.1 minSt. Maries16.1 minIdaho21.6 minUS 26.4 min
Population density2,456 / sq miSt. Maries2,456 / sq mi

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

ZIP codes addressed as Saint Maries

ZIP codes with the USPS city name Saint Maries
ZIP City Type Population Median income Median home
83861 Saint Maries , ID Standard 7,275 $65,508 $307,800

Map of St. Maries ZIP codes

83861

The ZIP codes of St. Maries, ID, 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. Maries

The nearest larger towns are Coeur d'Alene (56,447 people, 29 mi), Hayden (16,338 people, 33 mi) and Post Falls (43,391 people, 33 mi).

Towns near St. Maries
TownPopulationDistance
Coeur d'Alene 56,447 28.8 mi

More nearby: every ZIP code in Benewah County · Idaho ZIP codes

Cite this page

zipcodes.pro. “St. Maries, ID ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/id/st-maries

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