| ZIP Codes: | 3 ZIP Codes (3 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 208 / 986 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 11:53:15 PM |
| Population: | 25,223 [See All] |
| FIPS: | 16053 |
| CBSA: | Twin Falls, ID |
| Land Area: | 533 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 42.6454, -114.2233 |
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25,223 residents live across 3 ZIPs covering 533 sq mi, served by 3 distinct USPS-recognized cities.
Population moved from 22,689 to 25,223 from 2014 to 2024 — a +11.2% change. 3 ZIPs gained residents, 0 lost.
The county's wealthiest ZIP 83325 (Eden, $76,375 median) and poorest ZIP 83335 (Hazelton, $61,053) are 10.3 miles apart — a 1.3× income gap across local geography.
Median home values vary 1.1× across this county — from $240,000 in 83325 (Eden) to $269,000 in 83338 (Jerome).
Density varies 3× across the county — from 21 people/sq mi in 83335 (Hazelton) to 58 in 83338 (Jerome).
Educational attainment ranges from 13.3% bachelor's+ in 83335 (Hazelton) to 18.3% in 83325 (Eden) — the breadth of educational profiles across the area.
Within Idaho, this is the #15 most populous of 46 counties and ranks #24 for median household income with the #22 fastest decade growth .
Weighted by population, the typical household earns about $71,213 across the county — reflecting what a typical resident sees, not a simple ZIP average.
13.8% of adults age 25+ hold a bachelor's degree or higher (2,132 of 15,474 reporting).
3 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.