AZ-08 House winner? (2028): Republican party 91% ▲ 91AZ-09 House winner? (2028): Republican party 82% ▲ 82New Zealand general election winner: National 37% ▼ 61Big Bash League, Women: Sydney Sixers vs Syd… 9% ▼ 41Abu Dhabi T10 League: United Tigers vs Arabi… 9% ▼ 41Peak traffic through the Strait of Hormuz? (… 92% ▲ 39College Football Playoff Qualifiers: Ohio St. 14% ▼ 37Test Match: Afghanistan vs Zimbabwe: Draw 72% ▲ 24Will Pete Hegseth be impeached: Before Apr 1… 82% ▲ 23Brazilian Grand Prix: Driver Winner: Max Ver… 13% ▼ 23"Avengers: Doomsday" Opening Weekend Box Off… 57% ▲ 22ATP Paris Winner: Carlos Alcaraz 78% ▲ 21Pete Hegseth impeached by...: March 31, 2027 78% ▲ 20How much will Anthropic raise in its IPO: $6… 44% ▲ 20Pete Hegseth impeached by...: December 31, 2… 62% ▲ 20NCAA Football: 2026 Heisman Award Winner: CJ… 32% ▲ 19Heisman Trophy Winner: CJ Carr 34% ▲ 18Jonathan Taylor Next Team: New York G 32% ▼ 18Who will receive the second mandate to form … 57% ▲ 18Khamenei # posts November 3 - November 10, 2… 84% ▲ 17NCAA Football: 2026 Heisman Award Winner: Je… 21% ▼ 17College Football Playoff Qualifiers: Texas 73% ▲ 17Vincent van Gogh's “Châtaigniers en fleurs” … 30% ▲ 17What will Trump say during 60 Minutes: Midterm 74% ▼ 16AZ-08 House winner? (2028): Republican party 91% ▲ 91AZ-09 House winner? (2028): Republican party 82% ▲ 82New Zealand general election winner: National 37% ▼ 61Big Bash League, Women: Sydney Sixers vs Syd… 9% ▼ 41Abu Dhabi T10 League: United Tigers vs Arabi… 9% ▼ 41Peak traffic through the Strait of Hormuz? (… 92% ▲ 39College Football Playoff Qualifiers: Ohio St. 14% ▼ 37Test Match: Afghanistan vs Zimbabwe: Draw 72% ▲ 24Will Pete Hegseth be impeached: Before Apr 1… 82% ▲ 23Brazilian Grand Prix: Driver Winner: Max Ver… 13% ▼ 23"Avengers: Doomsday" Opening Weekend Box Off… 57% ▲ 22ATP Paris Winner: Carlos Alcaraz 78% ▲ 21Pete Hegseth impeached by...: March 31, 2027 78% ▲ 20How much will Anthropic raise in its IPO: $6… 44% ▲ 20Pete Hegseth impeached by...: December 31, 2… 62% ▲ 20NCAA Football: 2026 Heisman Award Winner: CJ… 32% ▲ 19Heisman Trophy Winner: CJ Carr 34% ▲ 18Jonathan Taylor Next Team: New York G 32% ▼ 18Who will receive the second mandate to form … 57% ▲ 18Khamenei # posts November 3 - November 10, 2… 84% ▲ 17NCAA Football: 2026 Heisman Award Winner: Je… 21% ▼ 17College Football Playoff Qualifiers: Texas 73% ▲ 17Vincent van Gogh's “Châtaigniers en fleurs” … 30% ▲ 17What will Trump say during 60 Minutes: Midterm 74% ▼ 16

How many House seats will Democrats hold after the Midterms? (Directional) Odds · On Feb 1, 2027

Kalshi Volume $151K 24h $1.7K Ends Feb 1, 2027 Updated Nov 8, 5:30 AM EST
OutcomeChanceOdds24h
Above 211
>99% -19900 —
Above 214
>99% -19900 —
Above 217
99% -9900 —
Above 220
>99% -19900 —
Above 223
99% -9900 —
Above 226
99% -9900 —
Above 229
99% -9900 ▼ 1
Above 232
99% -6567 —
Above 235
99% -9900 —
Above 238
99% -9900 ▼ 1
Above 241
99% -6567 —
Above 244
99% -6567 —
Above 247
99% -6567 —
Above 250
99% -6567 —
Above 253
97% -3233 ▼ 1
Above 256
96% -2400 —
Above 259
84% -525 ▲ 8
Above 262
12% +770 ▼ 4
Above 265
<1% +19900 —
Above 268
1% +9900 —
Above 271
1% +9900 —
Above 274
1% +9900 —
Above 277
1% +9900 —

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Price history

0% 25% 50% 75% 100% Oct 5 Nov 7
Above 211

Resolution rules

If the Democratic party has above 211 House seats on Feb 1, 2027, then the market resolves to Yes.

Source: Kalshi. The venue's rules are final.

FAQ

How are prediction market odds calculated?

Each contract pays $1 if the outcome happens and $0 if it doesn't, so its price is the market's implied probability: a 60¢ contract means roughly a 60% chance. We show the last trade, or the midpoint between the best bid and ask when the order book is tight.

When does this market close?

Kalshi lists Feb 1, 2027 as the end date. It can close earlier if the outcome is decided.

Where can I trade on How many House seats will Democrats hold after the Midterms? (Directional)?

This market trades on Kalshi. Availability depends on where you live: Kalshi is a CFTC-regulated US exchange, while Polymarket's international site isn't available to US users (Polymarket US is a separate app). You must be 18 or older.