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 — STATE/ID/COUNTY/BLAINE

Blaine County, ID ZIP codes

There are 7 ZIP codes in Blaine County, ID, in 6 towns, from 83313 to 83354. The largest are 83333 (Hailey), 83340 (Ketchum) and 83313 (Bellevue).

The county seat is Hailey.

ZIP codes
7
Towns
6
County seat
Hailey
County FIPS
16013
State
Idaho
Population
24,951
Median household income
$92,566
Land area
2,638 sq mi
Metro area
Hailey

Blaine County ZIP codes by town

Hailey (county seat)
83333

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Blaine County ZIP codes

83313833208333383340833488335383354

The ZIP codes of Blaine County, 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.

Blaine County in numbers

About 24,951 people live in Blaine County, in 10,413 households, the 17th most populous of Idaho's 44 counties. The median household income is $92,566 a year, 19% above the Idaho median of $77,800 (US: $80,734). The median owner-occupied home is valued at $735,300 (76% above the Idaho median), and median gross rent is $1,338 a month. The median age is 45.6; 48.0% of adults 25 and over hold a bachelor's degree or higher (31.8% across Idaho); the average commute takes 19 minutes.

Population24,951Blaine24,951
Households10,413Blaine10,413
Median age45.6Blaine45.6Idaho37.3US 38.9
Median household income$92,566Blaine$92,566Idaho$77,800US $80,734
Median home value$735,300Blaine$735,300Idaho$418,600US $332,700
Median gross rent$1,338Blaine$1,338Idaho$1,238US $1,413
Bachelor's degree or higher48.0%Blaine48.0%Idaho31.8%US 35.7%
Mean commute18.7 minBlaine18.7 minIdaho21.6 minUS 26.4 min
Population density9 / sq miBlaine9 / sq mi

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

Largest towns in Blaine County

Largest towns in Blaine County
TownZIP codesPopulation
Hailey 1 9,665
Ketchum 1 3,594
Bellevue 1 2,588
Sun Valley 2 1,460
Carey 1 1,196
Picabo 1 124

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Blaine County.

Not sure you are in Blaine County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Blaine County, with figures

ZIP codes in Blaine County
ZIP City Type Population Median income Median home
83313 Bellevue , ID Standard 3,692 $74,575 $578,000
83320 Carey , ID Standard 1,600 $57,813 $245,500
83333 Hailey , ID Standard 12,682 $99,704 $744,200
83340 Ketchum , ID Standard 5,325 $93,556 $958,600
83348 Picabo , ID Standard 124 — $411,900
83353 Sun Valley , ID Standard 1,450 $126,645 $952,100
83354 Sun Valley , ID Standard 10 — —

Cite this page

zipcodes.pro. “Blaine County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/id/county/blaine

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