Owyhee County, ID ZIP codes
There are 7 ZIP codes in Owyhee County, ID, in 7 towns, from 83604 to 83650. The largest are 83628 (Homedale), 83641 (Melba) and 83639 (Marsing).
The county seat is Murphy.
- ZIP codes
- 7
- Towns
- 7
- County seat
- Murphy
- County FIPS
16073- State
- Idaho
- Population
- 12,503
- Median household income
- $64,406
- Land area
- 7,668 sq mi
- Metro area
- Boise City
Owyhee County ZIP codes by town
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of Owyhee County ZIP codes
The ZIP codes of Owyhee County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Owyhee County in numbers
About 12,503 people live in Owyhee County, in 4,339 households, the 26th most populous of Idaho's 44 counties. The median household income is $64,406 a year, 17% below the Idaho median of $77,800 (US: $80,734). The median owner-occupied home is valued at $359,800 (14% below the Idaho median), and median gross rent is $821 a month. The median age is 39.0; 12.4% of adults 25 and over hold a bachelor's degree or higher (31.8% across Idaho); the average commute takes 28 minutes.
| Population | 12,503 |
|---|---|
| Households | 4,339 |
| Median age | 39.0 |
| Median household income | $64,406 |
| Median home value | $359,800 |
| Median gross rent | $821 |
| Bachelor's degree or higher | 12.4% |
| Mean commute | 27.7 min |
| Population density | 2 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Owyhee County
| Town | ZIP codes | Population |
|---|---|---|
| Homedale | 1 | 3,069 |
| Marsing | 1 | 1,306 |
| Melba | 1 | 617 |
| Grand View | 1 | 472 |
| Hammett | 1 | 319 |
| Murphy | 1 | 170 |
| Bruneau | 1 | 82 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Owyhee County.
- Ada County (34)
- Canyon County (14)
- Twin Falls County (9)
- Elko County, NV (15)
- Malheur County, OR (14)
- Elmore County (7)
- Gooding County (3)
Not sure you are in Owyhee County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Owyhee County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
83604 | Bruneau , ID | Standard | 583 | $51,810 | — |
83624 | Grand View , ID | Standard | 1,349 | $44,583 | $273,400 |
83627 | Hammett , ID | Standard | 575 | $61,250 | $163,300 |
83628 | Homedale , ID | Standard | 5,006 | $68,854 | $323,100 |
83639 | Marsing , ID | Standard | 3,311 | $64,042 | $461,900 |
83641 | Melba , ID | Standard | 4,061 | $84,730 | $425,700 |
83650 | Murphy , ID | Standard | 464 | $57,396 | $328,600 |
Cite this page
zipcodes.pro. “Owyhee County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/id/county/owyhee
Underlying data is public domain or openly licensed — sources, vintages and licences.