Island Park, ID · standard
ZIP Code 83429
Fremont County, Idaho - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,048
- 1/sq mi
- $78,565
- Median income
- $502,200
- Median home value
- 30.2%
- Bachelor's or higher
The verdict
Island Park pairs an above-median household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 40%
- household income, US ZIPs
- Top 13%
- home value, US ZIPs
- 1
- people per sq mi
- 98%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 83429 against every reporting US ZIP.
ZIP code 83429 is a sparsely populated ZIP (a standard USPS delivery area) in Island Park, Fremont County, Idaho, home to just 1,048 residents across 1497.1 square miles, a density of 1 people per square mile, in the Boise time zone.
ZIP 83429 lands in the middle-income range, with a median household income of $78,565 (7% above the Idaho average), while per-capita income is $42,651. 5.3% of residents live below the poverty line, and the unemployment rate reads 3.4%. On housing, the median home value is $502,200 (32% above the state average) with median rent at - per month, and 97.5% of occupied units are owner-occupied.
A solid share of residents have a four-year degree: 30.2% of adults hold a bachelor's degree or higher, the median age is 68.2, and the average commute is -. A geography-based comparison follows: 1 ZIP codes within about 10 miles of 83429, plus 6 more within Fremont County, give a clearer read than the national average alone.
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 83429
Top 5 sectors by establishment count in Island Park, ID
Which industries have the most business establishments in ZIP 83429.
- Accommodation and food services
Accommodation and food services
23 establishments
- Construction
Construction
10 establishments
- Retail trade 9
Retail trade
9 establishments
- Real estate and rental and leasing 6
Real estate and rental and leasing
6 establishments
- Other services (except public administration) 6
Other services (except public administration)
6 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 83429, Island Park, 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
1,048
Population
1497.1
Area (sq mi)
1
People / sq mi
Boise
Time Zone
standard
ZIP Type
Who lives in ZIP 83429?
68.2
Median Age
47.1%
Male
52.9%
Female
0.5%
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?
$78,565
Median Household Income
+7% vs state
$42,651
Per Capita Income
5.3%
Poverty Rate
3.4%
Unemployment Rate
How ZIP 83429 ranks nationally
Island Park, ID household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$78,565 Top 40% higher than 60% 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?
3,405
Total Housing Units
325
Occupied Units
3,080
Vacant Units
1.91
Avg Household Size
Occupancy Type
$502,200
Median Home Value
+32% vs state
1983
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 71 business establishments in ZIP 83429, employing approximately 285 people with a combined annual payroll of $13,840,000.
71
Businesses
285
Employees
$13.8M
Annual Payroll
8
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Accommodation and food services | 23 | 32.4% |
| Construction | 10 | 14.1% |
| Retail trade | 9 | 12.7% |
| Real estate and rental and leasing | 6 | 8.4% |
| Other services (except public administration) | 6 | 8.4% |
| Administrative and support and waste management and remediation services | 4 | 5.6% |
| Arts, entertainment, and recreation | 4 | 5.6% |
| Transportation and warehousing | 3 | 4.2% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 83429 vs 83433 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 83433 | Macks Inn, ID | 44 | 3.6 mi |
More ZIP Codes in Fremont County
Related Areas
Frequently Asked Questions
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Read our methodology to see how this data is sourced, computed, and verified.