8,421
Active registered voters
8
Precincts
4,452
Supervoters (52.87%)
5
Presidential cycles of results
Voter file loaded July 20, 2026 · figures are from that file, held as a fixed record
Valley County, Idaho has 8,421 active registered voters — 64.4% Republican, 13.1% Democratic, and 0.0% with no party affiliation, as of July 2026.
Party registration
Democratic 1,104 · Republican 5,423 · No Party Affiliation 0 · Other parties 1,894
Source: Motion51 voter database — official Idaho voter file
Most reliable-voting precincts
| # | Precinct | Active voters | Supervoters | Supervoter % |
|---|---|---|---|---|
| 1 | 001 | 510 | 321 | 62.94% |
| 2 | 007 | 774 | 429 | 55.43% |
| 3 | 005 | 1,306 | 723 | 55.36% |
| 4 | 004 | 2,330 | 1,217 | 52.23% |
| 5 | 006 | 2,671 | 1,358 | 50.84% |
| 6 | 002 | 684 | 340 | 49.71% |
Supervoters are active registered voters who cast a ballot in at least 3 of the last 4 November general elections (2018–2024). Percentages are precinct totals from the official state voter file — no individual voter information is shown. Precincts with fewer than 400 active voters are excluded.
Source: Motion51 voter database — official Idaho voter file
How Valley County voted for president
■ Democratic % ■ Republican % · 2024 total votes cast: 7,240
Election results are public records.
Source: Official county canvasses via MIT Election Data + Science Lab
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