Twin Falls County, ID Demographics & ZIP Codes
Twin Falls County, Idaho demographics and median household income by ZIP code — 8 ZIP codes — population 93,666 — avg. income $70,758 — avg. home value $254,713. Compare income, housing, and ZIP-level data on US5.
Twin Falls County demographics
Twin Falls County, Idaho covers 8 ZIP codes, with a combined ZIP-area population of about 93,666.
Median household income in Twin Falls County
The average median household income across ZIP codes in Twin Falls County, Idaho is about $70,758 — about even with the ID ZIP average ($70,279), and about 6% below the U.S. median ($75,149).
Among ZIPs with income data, 83302 is near the top at about $105,605, while 83321 (Castleford) is near the bottom at about $54,861.
Housing in Twin Falls County
For housing in Twin Falls County, Idaho, the average median home value is about $254,713 and the average median rent is about $811.
The most populous ZIP is 83301 (Twin Falls) with about 61,968 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Twin Falls County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 83301 | Twin Falls | Twin Falls County | ID | 61,968 | $62,388 | $290,600 |
| 83316 | Buhl | Twin Falls County | ID | 10,075 | $61,378 | $248,100 |
| 83341 | Kimberly | Twin Falls County | ID | 9,445 | $95,340 | $411,600 |
| 83328 | Filer | Twin Falls County | ID | 6,459 | $62,273 | $293,500 |
| 83332 | Hagerman | Twin Falls County | ID | 2,608 | $67,153 | $225,700 |
| 83334 | Hansen | Twin Falls County | ID | 2,428 | $57,065 | $228,400 |
| 83321 | Castleford | Twin Falls County | ID | 424 | $54,861 | $200,000 |
| 83302 | — | Twin Falls County | ID | 259 | $105,605 | $139,800 |
Frequently asked questions
What are the demographics of Twin Falls County?
Twin Falls County, Idaho has a combined ZIP-area population of about 93,666 across 8 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Twin Falls County?
The average median household income across ZIP codes in Twin Falls County, Idaho is about $70,758, roughly in line with the state ZIP average ($70,279), and about 6% below the U.S. median ($75,149). Average median home value is about $254,713. Among ZIPs with data, 83302 is near the top ($105,605) and 83321 (Castleford) is near the bottom ($54,861).
How many ZIP codes are in Twin Falls County?
Twin Falls County, Idaho includes 8 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Twin Falls County?
This page lists ZIP codes in Twin Falls County, Idaho with population, median household income, and home value. Select a ZIP for a full demographics profile.