| ZIP Code | 83428 |
|---|---|
| City | Irwin |
| State | Idaho (ID) |
| County | Bonneville County |
| Area Code | 208/986 |
| Elevation | 5,360 ft |
| Latitude | 43.392674 |
|---|---|
| Longitude | -111.12005 |
| Timezone | Boise (DST) |
| FIPS | 16019 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 56.1 yrs ↓ 6% since 2019 |
|---|---|
| Avg Household Size | 2.39 |
| Below Poverty | 5.6% ▼ 44% below avg |
| College Grads | 46.8% ▲ 21% above avg |
| Unemployment | 19.7% ▲ 302% above avg |
| No HS Diploma | 4 (1%) |
| HS Graduate | 124 (29.7%) |
| Some College | 38 (9.1%) |
| Associates | 56 (13.4%) |
| Bachelors | 65 (15.6%) |
| Graduate Degree | 130 (31.2%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $67,188 ▼ 12% below avg ↑ 16% since 2019 |
|---|---|
| Median Home Value | $540,400 ▲ 94% above avg ↑ 147% since 2019 |
| Home/Income Ratio | 8.0x (nat avg ~3.5x) |
| Total Units | 475 |
| Vacant Units | 229 |
| Avg HH Size | 2.39 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 475 |
|---|---|
| Vacant | 229 |
| Owner Occupied | 94.7% |
| Renter Occupied | 5.3% |
| Avg HH Size | 2.39 |
ZIP code 83428 is located in Irwin, Idaho, within Bonneville County. With a population of 589, this is a sparsely populated ZIP code with an older community — the median age is 56.1 years. Economically, 83428 is a solidly middle-class ZIP code: the median household income of $67,188 is near the national average.
Real estate in ZIP code 83428 represents a premium housing market. The median home value of $540,400 is significantly above the national average. Homeownership is strong here — 94.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 147% since 2019.
The population of 83428 is primarily White (93.04%). Residents are well-educated — 46.8% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 5.6%. Household income has grown by 16% since 2019.
The unemployment rate in 83428 stands at 19.7%, which is more than double the national average. About 12% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 70%.
Overall, ZIP code 83428 in Irwin, ID is characterized as solidly middle-class, well-educated, an older community, and predominantly owner-occupied. With 589 residents, a median household income of $67,188, and a median home value of $540,400, it offers a clear picture of life in this part of Idaho.