RANK #677 / 996 · POP 90,592 · ID
PROJECTED GROWTH: +0.1%
Twin Falls County, Idaho, is defined by the dramatic Snake River Canyon, home to Shoshone Falls, often called the "Niagara of the West" due to its impressive height, exceeding Niagara Falls. The county seat, Twin Falls, sits on the canyon's rim, offering views and access to outdoor recreation like hiking, kayaking, and BASE jumping from the Perrine Bridge, a unique landmark where the activity is permitted year-round without a permit. Located about two hours southeast of Boise, the area maintains a community atmosphere with a focus on its natural surroundings.
Life in Twin Falls County offers a blend of outdoor access and community living. The area attracts families, retirees, and remote workers drawn to its natural landscapes and a generally lower cost of living compared to larger metropolitan areas. The economy is largely supported by agriculture, food processing, and healthcare, with ongoing investment in these sectors. Commute times are typically short, and public transportation options like Ride TFT are available within Twin Falls. The Twin Falls School District serves over 9,300 students across numerous elementary, middle, and high schools, including charter options.
Above national median (4.7x)
Moderate climate & terrain
Below national median (13x)
Housing is fairly valued at 5.2x relative to local economic output. The typical U.S. county is 4–6x.
Source: Redfin · Census BPS — Browse sales on Redfin →
| PROJECT | AMOUNT | STATUS |
|---|---|---|
|
Lava Ridge Wind Project
Bureau of Land Management (Developer not specified)
|
$1,000M | Planned |
|
Salmon Falls Wind Project
Magic Valley Energy (LS Power affiliate)
|
$800M | Proposed |
|
Meta Data Center
Meta
|
$500M | Under Construction |
|
Microsoft Data Center
Microsoft
|
$500M | Operating |
|
Franklin Battery Storage & Solar Project
Idaho Power Co.
|
$140M | Operating/Under Construction |
|
Jackpot Solar Project
Duke Energy Sustainable Solutions
|
$120M | Operating |
Source: public records, news, corporate announcements. Amounts are estimates where noted.
Bars show percentile rank among all 996 counties.
Twin Falls County has a Boom Town Index score of 32/100, ranking #677 among 996 U.S. counties. With job growth at +0.9% and a median household income of $61,183, it faces some economic headwinds compared to faster-growing counties.
The median home value in Twin Falls County is $262,200 with median rent at $951/month. The income-to-home-value ratio is 0.2333, which is less affordable than the national average.
Population growth: +1.6% year-over-year. Job growth: +0.9%. Home values changed +2.7% in the past 12 months.
Yes — 4.52% of Twin Falls County's population moved from another state, which is above the national average and indicates strong in-migration.