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 Low-density area
- $78,565
- Median income Near-median income area
- $502,200
- Median home value Above-median home value
- 30.2%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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 average Idaho ZIP), while per-capita income is $42,651. Both reported hardship measures are comparatively low in absolute terms: poverty is 5.3% and unemployment is 3.4%. Housing is both higher-cost and owner-heavy: median home value is $502,200 (32% above the average Idaho ZIP), while 97.5% of occupied homes 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 -. The page also surfaces 1 ZIP codes within roughly 10 miles and 6 more in Fremont County, so 83429 can be compared with both its immediate and county-level context.
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 ZIP avg
$42,651
Per Capita Income
5.3%
Poverty Rate
3.4%
Unemployment Rate
How ZIP 83429 ranks among Idaho ZIPs
Island Park, ID household income vs. every Idaho ZIP code
Median household income among 250 reporting Idaho ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$78,565 Top 32% higher than 68% of 250 Idaho ZIPs
Each bar is a $20K-wide band; taller bars hold more Idaho 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?
Housing stock: occupied vs vacant
3,405housing units
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 ZIP avg
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 |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 83429, both outside ID so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,048 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Fremont County
Related Areas
Frequently Asked Questions
What county is ZIP code 83429 in?
ZIP code 83429 (Island Park) is located in Fremont County, Idaho. Fremont County contains multiple ZIP codes, see the full list at /counties/fremont-id.
What is the population of ZIP code 83429?
ZIP code 83429 in Island Park, ID has a population of 1,048 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 83429?
The median household income in ZIP 83429 is $78,565, which is 3% above the national average of $76,288.
What is the average home value in ZIP 83429?
The median home value in ZIP 83429 is $502,200, which is 81% above the national average of $278,155.
What is the demographic makeup of ZIP 83429?
The largest racial group in ZIP 83429 is White at 92.2%. Hispanic or Latino residents make up 1.6% of the population.
How many businesses are in ZIP code 83429?
ZIP code 83429 has 71 business establishments employing approximately 285 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 83429?
The top industries by establishment count in ZIP 83429 are: Accommodation and food services (23), Construction (10), Retail trade (9). There are 8 industry sectors represented in total.
What is the education level in ZIP code 83429?
In ZIP code 83429, 49.2% of residents aged 25+ have a high school diploma or higher, and 30.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 83429?
In ZIP code 83429, approximately 97.5% of occupied housing units are owner-occupied and 2.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 83429?
The poverty rate in ZIP code 83429 is 5.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 83429's numbers, next.
- See how ZIP 83429 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Island Park, ID ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.