Zachary Nunn
IA-3What the Signal reads
Toss-up
Nunn is the Republican incumbent, defending a seat the Signal rates Toss-up. The market has Nunn at 23¢ against Garriott's 79¢, down 10¢ since August 3. The polling average has Nunn ahead by 6 points, and the two campaigns have raised about the same.
The market
Nunn · Republican contract
23.0¢
▼ 10.0¢since August 3
This contract settles on whether a Republican holds the seat, not on Zachary Nunn by name.
72,201 traded · 59,938 open. Prices are the yes ask; sides may not sum to 100.Checked 2:09 PM ET
Nunn v Garriott
Metric by metricThe 2026 race
Iowa 3rd DistrictLatest poll
R+6
Ragnar Research Partners (R), R-leaning firm, March 14.
Prior result
R+3.8
2024 general election, won by Zachary Nunn.
Fundraising
1 to 1
Raised 2025 to 2026, through June 30.