Residential delivery area · Idaho
ZIP Code 83340: Ketchum, ID
ZIP code 83340 uses the postal name Ketchum, Idaho and lies entirely in Blaine County (Census 2020 ZIP-county file). About 5,300 people live there (Census Bureau, ACS 2020-2024). Median household income is $93,556 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Ketchum; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Ketchum · its only residential ZIP
- County
- Blaine County
- Census places
- Ketchum
- Micro area
- Hailey, ID
- House district
- ID-2 119th Congress
- State
- Idaho
- Time zone
- Mountain
- Land area
- 557.7 sq mi · 10 people per sq mi
Where is ZIP code 83340?
83340 centers on 43.736°, -114.582° and covers 557.7 square miles of land plus 3.1 of water. It borders 7 ZIP codes: 83353, 83327, 83333, 83716, 83251, 83278, 83226.
The map draws ZIP code areas only. For the streets inside 83340, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 83340 compare with the rest of Blaine County?
| Measure | 83340 | In Blaine County | In ID |
|---|---|---|---|
| People (ACS 2020-2024) | 5,325 | 3rd of 9 | 73rd of 279 |
| Median household income | $94k | 2nd of 4 | 14th of 126 |
| Median home value | $959k | 1st of 5 | 1st of 138 |
Its median household income is higher than in 76% of U.S. residential ZIP codes, and it is denser than 16% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 83340?
The 2020 Census counted 5,647 people in 83340; the ACS, which samples households over 2020-2024, estimates 5,325. Between the 2010 and 2020 censuses its population grew 20.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 5,325
- 2020 Census count
- 5,647+20.6% since 2010 (4,682)
- Households
- 2,821
- Median age
- 58.5
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 83340?
Of the 5,325 people the ACS estimates in 83340, 6.9% are under 18 and 32.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (81.3%), then Hispanic or Latino (11.6%).
- Under 186.9%
- 18 to 6460.9%
- 65 and older32.2%
- White, not Hispanic81.3%
- Hispanic or Latino11.6%
- Other or two or more4.1%
- Asian, not Hispanic1.8%
- Black, not Hispanic1.2%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 83340 earn?
Median household income is $93,556 (ACS 2020-2024), the 2nd highest of the 4 ranked ZIP codes in Blaine County. It rose from $70,450 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $93,556
- Income per person
- $82,711
- Below the poverty line
- 6.7%
- Unemployed (of the labor force)
- 0.5%
- Adults 25+ with a bachelor's degree
- 63.1%
- Adjusted gross income per tax return, 2022
- $346,2813,940 returns; wages 21% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 83340?
- Median home value (owners' estimate)
- $958,600
- Median gross rent
- $1,210
- Homes owned by their occupants
- 72.8%
- Housing units
- 5,718
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 83340?
701 business establishments had a location in this ZIP code in 2023, 36 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services102
- Retail trade97
- Real estate and rental and leasing94
- Construction85
- Accommodation and food services65
- Other services (except public administration)53
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 83340?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 83353 | Sun Valley | 1,450 | $127k | 13.2 mi |
| 83327 | Fairfield | 1,037 | $66k | 18.7 mi |
| 83333 | Hailey | 12,682 | $100k | 20.5 mi |
| 83716 | Boise | 21,402 | $129k | 30.4 mi |
| 83251 | Mackay | 1,443 | $74k | 34.9 mi |
| 83278 | Stanley | 454 | $82k | 43.0 mi |
| 83226 | Challis | 2,100 | $37k | 52.4 mi |
| 83354 | Sun Valley | 10 | – | 13.7 mi (near) |
| 83227 | Clayton | 200 | – | 29.5 mi (near) |
| 83313 | Bellevue | 3,692 | $75k | 32.9 mi (near) |
| 83322 | Corral | 16 | – | 34.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.