- Trump won Idaho by +35.1 in 2024 (65.9% vs 30.8%) — one of the most Republican states in the country, driven by rural, evangelical, and libertarian-leaning Western voters
- Boise's Ada County has shifted from R+30 to R+10 over a decade — driven by tech workers and migrants from California and the Pacific Northwest, making the 1st congressional district slowly more competitive
- Jim Risch's Senate seat is up in 2026 — Safe R, Risch has served since 2009 and is a senior member of the Foreign Relations Committee; Mike Crapo holds the other seat through 2028
- Federal government owns roughly 60% of Idaho's land — grazing rights, mining permits, and Snake River water allocation are the dominant policy tensions shaping Idaho's rural Republican politics
2024 Presidential Election — Idaho
Source: Official 2024 General Election results — Trump +35.1 pts. Idaho has voted Republican in every presidential election since 1968.
Political Geography — Idaho
Political Analysis — Idaho
Idaho's rapid population growth — among the fastest in the US — is reshaping the Boise metro. Transplants from California and the Pacific Northwest have trimmed Republican margins in Ada County by 20 points over a decade, a cautionary tale for Deep Red states experiencing demographic change.
Rural white working-class voters dominate the state. Eastern Idaho's LDS community mirrors Utah's demographic in its attachment to traditional conservatism. Boise's growing professional and millennial population is the only significant Democratic constituency. Hispanic farmworkers (~13%) have low turnout.
Neither Senate majority math is up in 2026. Governor Brad Little's institutionalist approach faces pressure from further-right state legislators. The Boise metro's continued growth is the long-range story: if Ada County flips Democratic, Idaho's congressional map becomes interesting by 2030 redistricting.
Frequently Asked Questions
How did Idaho vote in the 2024 presidential election?
Idaho voted for Donald Trump by a 35-point margin in 2024. Trump received 65.9% versus Harris's 30.8%. The state has 4 electoral votes and is one of the most reliably Republican states.
Is Boise becoming more politically competitive?
Ada County (Boise) shifted from R+30 in 2010 to roughly R+10 in recent cycles, driven by tech workers and migrants from Pacific Northwest states. The trend is real but Idaho remains Safe R statewide.
What are the key political issues in Idaho?
Water rights along the Snake River are central to Idaho agriculture. Federal land ownership (~60% of the state) drives ongoing debates over grazing, mining, and resource extraction that define rural conservative politics here.
Explore Idaho
Idaho Senate Race
2026 candidates, polls & ratings
Idaho Governor Race
Gubernatorial race outlook & polling
Polling History
Presidential results 2000–2024
Idaho Demographics
Race, religion & voter composition
National Polling
Generic Ballot & Trump Approval
State Directory
All 50 states at a glance
