Ketchum, ID · standard
ZIP Code 83340
Blaine County, Idaho - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 4,682
- 3/sq mi
- $93,556
- Median income
- $958,600
- Median home value
- 63.1%
- Bachelor's or higher
The verdict
Ketchum pairs an upper-quartile household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 24%
- household income, US ZIPs
- Top 3%
- home value, US ZIPs
- 3
- people per sq mi
- 73%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 83340 against every reporting US ZIP.
ZIP code 83340 covers 1418.8 square miles in Ketchum, Blaine County, Idaho (a standard USPS delivery area), with a modest 4,682 residents on file, a density of 3 people per square mile, in the Boise time zone.
ZIP 83340 lands in the middle-income range, with a median household income of $93,556 (28% above the Idaho average), while per-capita income is $82,711. 6.7% of residents live below the poverty line, and the unemployment rate reads 0.5%. Housing costs here run $958,600 for a typical home value (153% above the state average), with rent averaging $1,210 a month; 72.8% of homes are owner-occupied.
This is a highly-educated ZIP: 63.1% of adults hold a bachelor's degree or higher, the median age is 58.5, and the average commute is -. Compare these figures to the Idaho and national benchmarks above rather than reading 83340's numbers in isolation.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 83340
Top 5 sectors by establishment count in Ketchum, ID
Which industries have the most business establishments in ZIP 83340.
- Professional, scientific, and technical services
Professional, scientific, and technical services
102 establishments
- Retail trade
Retail trade
97 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
94 establishments
- Construction
Construction
85 establishments
- Accommodation and food services
Accommodation and food services
65 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 83340, Ketchum, ID · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
4,682
Population
1418.8
Area (sq mi)
3
People / sq mi
Boise
Time Zone
standard
ZIP Type
Who lives in ZIP 83340?
58.5
Median Age
47.8%
Male
52.2%
Female
14.6%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$93,556
Median Household Income
+28% vs state
$82,711
Per Capita Income
6.7%
Poverty Rate
0.5%
Unemployment Rate
How ZIP 83340 ranks nationally
Ketchum, ID household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$93,556 Top 24% higher than 76% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
5,718
Total Housing Units
2,821
Occupied Units
2,897
Vacant Units
1.88
Avg Household Size
Occupancy Type
$958,600
Median Home Value
+153% vs state
$1,210
Median Rent
1983
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 701 business establishments in ZIP 83340, employing approximately 5,360 people with a combined annual payroll of $316,369,000.
701
Businesses
5,360
Employees
$316.4M
Annual Payroll
14
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 102 | 14.6% |
| Retail trade | 97 | 13.8% |
| Real estate and rental and leasing | 94 | 13.4% |
| Construction | 85 | 12.1% |
| Accommodation and food services | 65 | 9.3% |
| Other services (except public administration) | 53 | 7.6% |
| Administrative and support and waste management and remediation services | 48 | 6.8% |
| Finance and insurance | 46 | 6.6% |
| Health care and social assistance | 34 | 4.8% |
| Arts, entertainment, and recreation | 24 | 3.4% |
| Wholesale trade | 19 | 2.7% |
| Manufacturing | 14 | 2.0% |
| Information | 9 | 1.3% |
| Educational services | 7 | 1.0% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
More ZIP Codes in Blaine County
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Frequently Asked Questions
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Read our methodology to see how this data is sourced, computed, and verified.