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/KETCHUM

Ketchum ZIP code, Idaho

The ZIP code for Ketchum, ID is 83340, and its area codes are 208 and 986.

USPS city name
1 ZIP code
Population
3,594
Area codes
208, 986
State
Idaho

Ketchum in numbers

About 3,594 people live in Ketchum, in 2,097 households, the 44th-largest of Idaho's 232 census places. The median household income is $93,046 a year, 20% above the Idaho median of $77,800 (US: $80,734). The median owner-occupied home is valued at $824,000 (97% above the Idaho median), and median gross rent is $1,186 a month. The median age is 58.3; 63.2% of adults 25 and over hold a bachelor's degree or higher (31.8% across Idaho); the average commute takes 13 minutes.

Population3,594Ketchum3,594
Households2,097Ketchum2,097
Median age58.3Ketchum58.3Idaho37.3US 38.9
Median household income$93,046Ketchum$93,046Idaho$77,800US $80,734
Median home value$824,000Ketchum$824,000Idaho$418,600US $332,700
Median gross rent$1,186Ketchum$1,186Idaho$1,238US $1,413
Bachelor's degree or higher63.2%Ketchum63.2%Idaho31.8%US 35.7%
Mean commute13.4 minKetchum13.4 minIdaho21.6 minUS 26.4 min
Population density1,121 / sq miKetchum1,121 / sq mi

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

ZIP codes addressed as Ketchum

ZIP codes with the USPS city name Ketchum
ZIP City Type Population Median income Median home
83340 Ketchum , ID Standard 5,325 $93,556 $958,600

Map of Ketchum ZIP codes

83340

The ZIP codes of Ketchum, 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 Ketchum

The nearest larger towns are Hailey (9,665 people, 13 mi), Gooding (3,778 people, 55 mi) and Jerome (12,930 people, 67 mi).

Towns near Ketchum
TownPopulationDistance
Hailey 9,665 12.6 mi
Bellevue 2,588 16.2 mi

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

Cite this page

zipcodes.pro. “Ketchum, ID ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/id/ketchum

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