NY-21 House 2026

The chance this seat goes Republican in November, across every listed contract, as a 0–100 chance the Republican wins.

LiveHeld by Republicans · projected hold·$13K traded / 24h·12 contracts·5 exchanges·Margin rank 8 of 435
SEAT PMI · 0–100 · CHANCE REPUBLICANS WIN
56.7Toss-up · ▼ 16.8 14d
DEMOCRATEVENREPUBLICAN
Republicans win
56.7
enters as 56.7
Democrats win
43.3
enters as 100 − 43.3 = 56.7

Both legs are aggregated. The Democratic leg is converted as 100 − p, so this seat reads on the same scale as every other.

Control of the House

Does NY-21 decide the House?

No single seat does on today’s prices.
NY-21 is one of the 37 contested seats. Democrats already have 226 seats rated safe or likely, 8 past the 218 majority; Republicans have 172 rated safe or likely, 46 short of 218.
Full House picture
Contracts behind this reading · 6 of 12

Sorted by weight

Will Republican win the House race for NY-21? - Anthony Constantino68.0Kalshi ↗ · Republican leg · enters as 68.0weight 80.6%Will Democratic win the House race for NY-21? - Blake Gendebien33.0Kalshi ↗ · Democratic leg · enters as 67.0weight 12.5%Will Blake Gendebien win the New York 21st District general election for the US House of Representatives in 2026?31.0ForecastEx ↗ · Democratic leg · enters as 69.0weight 2.3%Will the Republican Party win the NY-21 House seat?66.0Polymarket ↗ · Republican leg · enters as 66.0weight 1.9%Will Anthony Constantino win the New York 21st District general election for the US House of Representatives in 2026?69.0ForecastEx ↗ · Democratic leg · enters as 31.0weight 1.5%Will the Democratic Party win the NY-21 House seat?33.5Polymarket ↗ · Democratic leg · enters as 66.5weight 1.2%
Show all 12 contracts
Weights are 24h liquidity share · reconciled reading 56.7 · rows open on the exchange
Other New York races this cycle

Also on the ballot