Republican primary · May 19, 2026
Idaho house Republican primary
Mike Simpson and Russ Fulcher won the Republican primary on May 19, 2026, advancing to the general election on November 3, 2026.
Where this race stands
VerifiedShowing the Republican primary view. General-election ratings, forecasts, and tipping-point odds aren't meaningful for a single-party primary — switch to the general election view for those.
All polls · 0 results
Republican primary pollsNo polls have been published for this primary yet. When pollsters start covering the race, individual polls will be listed here with sample size, lean, and trust signals.
Endorsements · Republican primary · 3 total
Source · Wikipedia · 1 candidate with no endorsements yetMike Simpson · 3
RMike Simpson3 endorsers
Most notable · Donald Trump · 45th and 47th president of the United States (2017–2021, 2025–present)
Organizations2
Organizations · 2
- AIPAC
- Log Cabin Republicans
Elected officials1
Federal 1State 0Local 0
Elected officials · 1
- Donald Trump · 45th and 47th president of the United States (2017–2021, 2025–present)
RRuss Fulcher0 endorsers
no endorsers yet
No endorsements found yet. Endorsements come from the candidate's Wikipedia article (when one exists) and update with the daily scrape.
Money in this primary
FEC · per-candidate committees · last filing —No FEC committee filings yet for the Republican primary candidates. Most primary candidates file quarterly; if the primary is recent the data may take a few weeks to appear.
Verification trail
Polls verified0 / 0deterministic
Polls flagged—none
Markets ingested1 platformupdated 11h ago
FEC filingssyncedcommittee + IE
Endorsements3 totalWikipedia scrape
News coverage< 5 articlesGoogle News
Method · bounds + percentage totals + date-order checks