Idaho Senate Election Results 2026: Risch vs Achilles

Result

Complete

DDHQ projects Jim Risch (R), 12:31 am Wed ET

Jim Risch R56.5%

401,731 votes

Todd Achilles I33.5%

238,348 votes

Natalie Fleming I7.0%

49,927 votes

Matt Loesby L2.9%

20,673 votes

44 of 44 precincts reporting. Idaho Secretary of State, 9:19 pm Wed ET (2:19 am Thu UK).

Count over time

Final pre-election PollCheck polling average

Average: Risch +5.2. Result: Risch +23.0

Jim Risch (R)

46.6%

+5.7 in 30 days

Todd Achilles (I)

41.4%

+1.4 in 30 days

Win probability

79%

Risch - Lean R

Incumbent: Jim Risch (R)
Status: Incumbent renominated
Last result: 2020: Jim Risch (R) 62.6%, Paulette Jordan (D) 33.3%
2024 president: R+36.5
Election day: 3 November 2026, polls close 10 pm and 11 pm Eastern (3 am and 4 am Wed UK)

Polling trend

Idaho senate polling average

Every poll

11 general election polls

Pollster	Fieldwork	Sample	Risch	Achilles	Spread	vs avg	Source
VoteNexus Research↑ Poll commissioned by Knock Every Door PAC and Achilles' campaign	21 Oct 2026 - 22 Oct 2026	700 LV	49%	43%	Risch +6	Risch +0.8	Pollster
Peak Insights R Leans R+1.9	13 Oct 2026 - 15 Oct 2026	500 LV	54%	27%	Risch +27	Risch +23.2	Pollster
Peak Insights R Leans R+1.9Poll sponsored by Risch's campaign	28 Sep 2026 - 30 Sep 2026	500 LV	49%	24%	Risch +25	Risch +24.1	Pollster
Advanced Targeting Research	13 Sep 2026 - 16 Sep 2026	700 RV	39%	50%	Achilles +11	Risch -8.4	Pollster
Advanced Targeting ResearchNot in average: same survey, another version used	13 Sep 2026 - 16 Sep 2026	700 RV	39%	46%	Achilles +7	Risch -4.4	Pollster
Peak Insights R Leans R+1.9Poll sponsored by Risch's campaign	11 Aug 2026 - 13 Aug 2026	500 LV	52%	18%	Risch +34	Risch +16.1	Pollster
The Bullfinch Group Leans D+1.4Poll sponsored by Achilles's campaign	4 Aug 2026 - 7 Aug 2026	608 LV	33%	38%	Achilles +5	Risch -15.3	Pollster
The Bullfinch Group Leans D+1.4Poll sponsored by Achilles's campaignNot in average: same survey, another version used	4 Aug 2026 - 7 Aug 2026	608 LV	34%	30%	Risch +4	Risch -6.3	Pollster
Change Research D Leans D+0.6↑ Poll sponsored by John Stegner, Independent candidate for governor	28 Jul 2026 - 30 Jul 2026	1,213 LV	45%	21%	Risch +24		Pollster
The Bullfinch Group Leans D+1.4Poll sponsored by Achilles's campaign	29 May 2026 - 1 Jun 2026	774 RV	40%	36%	Risch +4		Pollster
Public Policy Polling (I) Leans D+0.9Poll sponsored by Achilles's campaignNot in average: taken before the primary (19 May)	16 Mar 2026 - 17 Mar 2026	639 RV	48%	34%	Risch +14		Pollster

Idaho Senate 2026 results: Jim Risch (R) vs Todd Achilles (I)

Complete

Idaho senate polling average

11 general election polls