Idaho's 1st Congressional District is represented by Russ Fulcher (Republican), who has held the seat since 2019. Fulcher has an overall VoteSee report card grade of C, voted in 98% of roll-call votes on bills this Congress, and votes with the Republican majority 91% of the time. The district includes Meridian, Nampa, and Caldwell. It takes in all or part of 19 counties; the most populous parts are in Ada County and Canyon County. About 986,000 people live in the district, and the median household income is $79,577.
Russ Fulcher (Republican) has represented Idaho's 1st Congressional District since 2019.
See Russ Fulcher's full voting record and issue positions →
Winner: Russ Fulcher.
Incumbent Russ Fulcher is running for re-election. 4 candidates were on the Nov 3, 2026 ballot.
Fewer than 2 polls ended in the last 30 days, so there is no average.
| Pollster | Dates | Sample | Fulcher | Peterson | Zabel |
|---|---|---|---|---|---|
| VoteNexus Research | Oct 21, 2026 – Oct 22, 2026 | LV | 52% | 26% | 5% |
| Change Research (D) | Jul 28, 2026 – Jul 30, 2026 | 606 LV | 48% | 27% | 5% |
| SurveyUSA | Jul 7, 2026 – Jul 14, 2026 | 480 LV | 45% | 35% | 6% |
| SurveyUSA (I) | Jul 7, 2026 – Jul 14, 2026 | 478 LV | 44% | 39% | – |
Polls compiled from Wikipedia; see each pollster for full results.
Source: American Community Survey 2020–2024 5-year estimates, 119th Congress boundaries.
Members of Congress who previously represented Idaho's 1st Congressional District. District lines are redrawn after each census, so earlier members may have represented a different area under this number.
Idaho's 1st Congressional District covers 39,400 square miles of land. Boundaries are for the current (119th) Congress.