Spurna.
Spurna.
Election · Nov 3, 2026 · 2 days out

48 seats are favored to change party, 40 of them toward Democrats.

35 Senate · 36 governor · 435 House · Kalshi and Polymarket, Nov 2, 2026
U.S. Senate51 for a majority
D 53D +647 R
U.S. House218 for a majority
D 239D +22196 R
Governors36 races
D 22D +414 R

Favored to flip

Every office · strongest first
All officesSenateGovernorHouse
Favored D · 263Lean D · 10Toss-up · 15Lean R · 22Favored R · 191Every race · 514

U.S. Senate

35 races · most likely to flip first
RaceHeld byDemocratRepublicanChance it flipsMarket
RepublicanOpen seat
97% → D
D 97%Safe D
Republican
73% → D
D 73%Lean D
Republican
72% → D
D 72%Lean D
RepublicanOpen seat
71% → D
D 71%Lean D
RepublicanOpen seat
47%
R 53%Toss-up
DemocraticOpen seat
24%
D 76%Likely D
97% → D
Held by Republicans · open seat · market D 97%
MaineLean D
73% → D
Held by Republicans · market D 73%
AlaskaLean D
72% → D
Held by Republicans · market D 72%
71% → D
Held by Republicans · market D 71%
TexasLean D
71% → D
Held by Republicans · open seat · market D 71%
KansasToss-up
59% → D
Held by Republicans · market D 59%
IowaToss-up
47%
Held by Republicans · open seat · market R 53%
32%
Held by Republicans · market R 68%
NebraskaLean R
30%
Held by Republicans · market R 70%
MichiganLikely D
24%
Held by Democrats · open seat · market D 76%

Governor

39 races · most likely to flip first
RaceHeld byDemocratRepublicanChance it flipsMarket
RepublicanOpen seat
88% → D
D 88%Likely D
RepublicanOpen seat
86% → D
D 86%Likely D
RepublicanOpen seat
81% → D
D 81%Likely D
Republican
76% → D
D 76%Likely D
RepublicanOpen seat
69% → D
D 69%Lean D
DemocraticOpen seat
68% → R
R 68%Lean R
AlaskaLikely D
88% → D
Held by Republicans · open seat · market D 88%
IowaLikely D
86% → D
Held by Republicans · open seat · market D 86%
OhioLikely D
81% → D
Held by Republicans · open seat · market D 81%
NevadaLikely D
76% → D
Held by Republicans · market D 76%
GeorgiaLean D
69% → D
Held by Republicans · open seat · market D 69%
KansasLean R
68% → R
Held by Democrats · open seat · market R 68%

U.S. House

440 races · most likely to flip first
RaceHeld byDemocratRepublicanChance it flipsMarket
RepublicanOpen seat
99% → D
D 99%Safe D
RepublicanOpen seat
95% → D
D 95%Safe D
RepublicanOpen seat
93% → D
D 93%Safe D
Republican
91% → D
D 91%Safe D
99% → D
Held by Republicans · open seat · market D 99%
97% → D
Held by Republicans · market D 97%
95% → D
Held by Republicans · open seat · market D 95%
94% → D
Held by Republicans · market D 94%
93% → D
Held by an independent · market D 93%
93% → D
Held by Republicans · open seat · market D 93%
93% → D
Held by Republicans · market D 93%
92% → D
Held by Republicans · market D 92%
91% → D
Held by Republicans · market D 91%
90% → D
Held by Republicans · market D 90%
Roster: Politics1 and The Green Papers directories reconciled with state candidate lists where published, checked Sep 29, 2026. Odds: open race-winner contracts on Kalshi and Polymarket, read Nov 2, 2026; most settle on the party winning the seat. Chance it flips: the market's probability that the seat changes party. Ratings follow the favorite's odds: toss-up under 60%, lean to 75%, likely to 90%, safe above. Nothing here is a poll.