23,432
Active registered voters
34
Precincts
12,122
Supervoters (51.73%)
5
Presidential cycles of results
Voter file loaded July 20, 2026 · figures are from that file, held as a fixed record
Latah County, Idaho has 23,432 active registered voters — 49.3% Republican, 18.9% Democratic, and 0.0% with no party affiliation, as of July 2026.
Party registration
Democratic 4,421 · Republican 11,552 · No Party Affiliation 0 · Other parties 7,459
Source: Motion51 voter database — official Idaho voter file
Most reliable-voting precincts
| # | Precinct | Active voters | Supervoters | Supervoter % |
|---|---|---|---|---|
| 1 | 04MOS | 931 | 609 | 65.41% |
| 2 | 30VIO | 476 | 299 | 62.82% |
| 3 | 13MOS | 651 | 407 | 62.52% |
| 4 | 17MOS | 980 | 610 | 62.24% |
| 5 | 11MOS | 905 | 558 | 61.66% |
| 6 | 39TRO | 542 | 330 | 60.89% |
| 7 | 09MOS | 1,084 | 658 | 60.7% |
| 8 | 15MOS | 868 | 526 | 60.6% |
| 9 | 29TRO | 947 | 555 | 58.61% |
| 10 | 21GEN | 983 | 571 | 58.09% |
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 Latah County voted for president
■ Democratic % ■ Republican % · 2024 total votes cast: 20,440
Election results are public records.
Source: Official county canvasses via MIT Election Data + Science Lab
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