Primary
Democratic Primary
Held May 19, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Kaylee Peterson ✓ | 18,907 | 87.1% | |
| Ken Brungardt | 2,803 | 12.9% |
Republican Primary
Held May 19, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Russ Fulcher ✓ | 100,104 | 78.2% | |
| Andy Briner | 14,438 | 11.3% | |
| Joseph Morrison | 13,407 | 10.5% |
Full calendar and every race: Idaho primary guide
Race Overview
Candidates
Average reflects all polls from the last 30 days; table shows the most recent 30 days or the newest 3 polls, whichever is more. How accurate is each pollster? →
| Pollster | Date | Sample | MoE | Dem | Rep |
|---|---|---|---|---|---|
| Change Research (D) partisan·D | 2026-07-30 | 606 LV | Kaylee Peterson 27.00% | Russ Fulcher 48.00% | |
| SurveyUSA | 2026-07-23 | 480 LV | Kaylee Peterson 35.00% | Russ Fulcher 45.00% | |
| SurveyUSA (I) | 2026-07-14 | 480 LV | ±4.90 | Kaylee Peterson 35.00% | Russ Fulcher 45.00% |
Questions About This Race
Is the 2026 ID-01 House race competitive?
No — the expert consensus rates it Safe R for Republicans.
What does the latest poll of the 2026 ID-01 House race say?
The most recent public poll, from Change Research (D) (completed July 30, 2026), found Kaylee Peterson (D) at 27% and Russ Fulcher (R) at 48%.
When is the 2026 ID-01 House race decided?
Election Day is Tuesday, November 3, 2026.
How is the PollingSource average calculated?
The PollingSource average is the unweighted mean of every scientific public poll of the race from the last 30 days — we do not exclude pollsters. Each race page lists the individual polls behind the average with pollster, field dates, sample size, and margin of error. Full details: pollingsource.com/methodology.
Race News
No news coverage yet for this race.