Idaho voters will decide Proposition 1 on November 3, 2026, a citizen-initiated statute that would establish a right to reproductive freedom and privacy, permitting abortion up to fetal viability or in medical emergencies while protecting related healthcare decisions. Trader consensus favoring rejection at 56% reflects Idaho’s conservative electorate and Republican legislative supermajority, which has maintained one of the nation’s strictest bans and signaled intent to repeal the measure if enacted. Recent developments include the measure’s qualification with over 100,000 signatures, finalized ballot language after September court rulings, and early October fundraising showing supporters ahead but opposition active. The statutory (not constitutional) form adds uncertainty, as does the state’s political environment where turnout and messaging on healthcare access versus existing law could determine the outcome.