South-central Idaho's agricultural hub anchors a reliably Republican media market
The Twin Falls designated market area stretches across the Snake River Plain, where dairy, potato, and field-crop economies shape an electorate that has backed Republican presidential candidates by wide margins for decades.
| County | Pop. | Margin | Dem | Rep | Total | Share |
|---|---|---|---|---|---|---|
| Twin Falls | 94K | R+48.8 | 9,064 | 27,304 | 37,379 | 11.2% |
| Twin Falls | 81K | R+48.8 | 9,064 | 27,304 | 37,379 | 11.2% |
| Twin Falls | 73K | R+48.8 | 9,064 | 27,304 | 37,379 | 11.2% |
| Twin Falls | 64K | R+48.8 | 9,064 | 27,304 | 37,379 | 11.2% |
| Cassia | 25K | R+68.9 | 1,359 | 7,959 | 9,574 | 2.9% |
| Jerome | 25K | R+53.9 | 1,742 | 6,012 | 7,927 | 2.4% |
| Blaine | 25K | D+31.8 | 8,424 | 4,281 | 13,016 | 3.9% |
| Cassia | 23K | R+68.9 | 1,359 | 7,959 | 9,574 | 2.9% |
| Jerome | 23K | R+53.9 | 1,742 | 6,012 | 7,927 | 2.4% |
| Minidoka | 22K | R+63.4 | 1,373 | 6,401 | 7,925 | 2.4% |
| Blaine | 22K | D+31.8 | 8,424 | 4,281 | 13,016 | 3.9% |
| Blaine | 21K | D+31.8 | 8,424 | 4,281 | 13,016 | 3.9% |
| Cassia | 21K | R+68.9 | 1,359 | 7,959 | 9,574 | 2.9% |
| Cassia | 21K | R+68.9 | 1,359 | 7,959 | 9,574 | 2.9% |
| Minidoka | 20K | R+63.4 | 1,373 | 6,401 | 7,925 | 2.4% |
| Minidoka | 20K | R+63.4 | 1,373 | 6,401 | 7,925 | 2.4% |
| Jerome | 20K | R+53.9 | 1,742 | 6,012 | 7,927 | 2.4% |
| Blaine | 19K | D+31.8 | 8,424 | 4,281 | 13,016 | 3.9% |
| Minidoka | 19K | R+63.4 | 1,373 | 6,401 | 7,925 | 2.4% |
| Jerome | 18K | R+53.9 | 1,742 | 6,012 | 7,927 | 2.4% |
| Gooding | 16K | R+60.5 | 1,100 | 4,676 | 5,913 | 1.8% |
| Gooding | 15K | R+60.5 | 1,100 | 4,676 | 5,913 | 1.8% |
| Gooding | 14K | R+60.5 | 1,100 | 4,676 | 5,913 | 1.8% |
| Gooding | 14K | R+60.5 | 1,100 | 4,676 | 5,913 | 1.8% |
| Lincoln | 5K | R+56.0 | 392 | 1,466 | 1,917 | 0.6% |
| Lincoln | 5K | R+56.0 | 392 | 1,466 | 1,917 | 0.6% |
| Lincoln | 5K | R+56.0 | 392 | 1,466 | 1,917 | 0.6% |
| Lincoln | 4K | R+56.0 | 392 | 1,466 | 1,917 | 0.6% |
| Group | Twin Falls | National |
|---|---|---|
▶White (Non-Hispanic)(13) | 75.4% | 57.4% |
▶Hispanic / Latino(15) | 21.0% | 19.3% |
Multiracial / Other | 1.6% | 4.0% |
▶Native American / Alaska Native(5) | 1.0% | 0.9% |
▶Asian(6) | 0.7% | 6.0% |
▶Middle Eastern / North African(6) | 0.4% | 0.9% |
▶Black / African American(7) | 0.3% | 12.2% |
| Tradition | % Pop | % Adherents | US Pop | US Adherents |
|---|---|---|---|---|
| 24.3% | 57.5% | — | — | |
LDS (Mormon) | 22.9% | 54.2% | — | — |
| 8.2% | 19.4% | — | — | |
| 7.1% | 16.8% | — | — | |
| 2.7% | 6.3% | — | — | |
Non-religiousPopulation | 57.8% | — | — | — |
Who lives in the Twin Falls media market? 736,843 residents across 28 counties.
20% of adults hold a bachelor's degree — 13pp below the national average. Places with similar education levels vote R+15 on average nationally.
Scale, voting-age share, and this geography's footprint inside the national electorate.
Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.
Age structure, language use, and nativity signals that explain how this geography differs from state and nation.
| Offices | Margin A | Margin B | Split |
|---|---|---|---|
| Senate vs Governor | R+37.7 | R+39.6 | 1.9pp |