James E. Risch
IDWhat the Signal reads
Lean R
Risch is the Republican incumbent, defending a seat the Signal rates Lean R. The market has Risch at 94.4¢ against Achilles's 6¢, up 1.2¢ since July 31. The polling average has Risch ahead by 1.9 points, and Risch leads 4.8 to 1 in money raised.
The market
Risch · Republican contract
94.4¢
▲ 1.2¢since July 31
This contract settles on whether a Republican holds the seat, not on James E. Risch by name.
353,262 traded · 262,640 open. Prices are the yes ask; sides may not sum to 100.Checked 2:09 PM ET
Risch v Achilles
Metric by metricThe 2026 race
Idaho U.S. SenatePolling average
Risch +1.9
Average of 3 pollsters, August 7 to September 30.
Prior result
R+29.4
2020 general election, won by James E. Risch.
Fundraising
4.8 to 1
Raised 2025 to 2026, through June 30.