Other

How many House seats will Democrats win in California? — Will Democrats win exactly 47 seats in the 2026 U.S. House of Representatives elections in California?

Heads up: Kalshi and Polymarket resolve this market 364 days apart — the price difference may reflect different time horizons rather than a genuine arbitrage opportunity.
21.0%volume-weighted implied probability
YES price range4.5pp dislocation
K
P
0%50%100%
Kalshi Polymarket
7-day price history
Sign up free to see how prices have moved
Sign up free →
Best price
Kalshi
16¢
bid 12¢ · ask 21¢
Trade on Kalshi →
Polymarket
21¢
bid 20¢ · ask 22¢
24h vol $120
Trade on Polymarket →

Mapping notes

Event pair: 'How many House seats will the Democrats win in California?' ↔ 'How many House seats will Democrats win in California?' (score 0.75, outcome match 0.67, llm=same).

Kalshi ticker
KXCAHOUSEDEM-26NOV03-E47
Resolves 11/3/2027
Polymarket condition
0xafb9b578ba4d31e4…
Resolves 11/4/2026
Pro
Order book depth, real-time dislocation alerts, correlated markets, and cross-venue portfolio margin — coming soon.