Twin Falls County, ID ZIP codes
There are 9 ZIP codes in Twin Falls County, ID, in 8 towns, from 83301 to 83341. The largest are 83301 (Twin Falls), 83316 (Buhl) and 83341 (Kimberly).
The county seat is Twin Falls.
- ZIP codes
- 9
- Towns
- 8
- County seat
- Twin Falls
- County FIPS
16083- State
- Idaho
- Population
- 93,734
- Median household income
- $67,409
- Land area
- 1,922 sq mi
- Metro area
- Twin Falls
Twin Falls County ZIP codes by town
- Twin Falls (county seat)
- 83301, 83303
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 Twin Falls County ZIP codes
The ZIP codes of Twin Falls 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.
Twin Falls County in numbers
About 93,734 people live in Twin Falls County, in 34,754 households, the 5th most populous of Idaho's 44 counties. The median household income is $67,409 a year, 13% below the Idaho median of $77,800 (US: $80,734). The median owner-occupied home is valued at $337,900 (19% below the Idaho median), and median gross rent is $1,089 a month. The median age is 36.1; 23.5% of adults 25 and over hold a bachelor's degree or higher (31.8% across Idaho); the average commute takes 18 minutes.
| Population | 93,734 |
|---|---|
| Households | 34,754 |
| Median age | 36.1 |
| Median household income | $67,409 |
| Median home value | $337,900 |
| Median gross rent | $1,089 |
| Bachelor's degree or higher | 23.5% |
| Mean commute | 17.8 min |
| Population density | 49 / 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 Twin Falls County
| Town | ZIP codes | Population |
|---|---|---|
| Twin Falls | 2 | 54,164 |
| Kimberly | 1 | 5,111 |
| Buhl | 1 | 4,673 |
| Filer | 1 | 2,925 |
| Hagerman | 1 | 1,276 |
| Hansen | 1 | 1,225 |
| Castleford | 1 | 183 |
| Rogerson | 1 | 35 |
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 Twin Falls County.
Not sure you are in Twin Falls County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Twin Falls County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
83301 | Twin Falls , ID | Standard | 63,592 | $62,647 | $334,000 |
83302 | Rogerson , ID | Standard | 35 | $108,281 | — |
83303 | Twin Falls , ID | No street area | — | — | — |
83316 | Buhl , ID | Standard | 10,456 | $69,593 | $310,300 |
83321 | Castleford , ID | Standard | 482 | $60,000 | — |
83328 | Filer , ID | Standard | 6,320 | $70,851 | $331,300 |
83332 | Hagerman , ID | Standard | 2,569 | $64,792 | $226,200 |
83334 | Hansen , ID | Standard | 2,227 | $64,583 | $272,800 |
83341 | Kimberly , ID | Standard | 9,531 | $99,100 | $411,400 |
Cite this page
zipcodes.pro. “Twin Falls County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/id/county/twin-falls
Underlying data is public domain or openly licensed — sources, vintages and licences.