TOTAL VOLUME:

$134b

24H VOL:

$85,014,378

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,391,695,592

394,774

Markets across

30,069

events

MATCHED EVENTS:

2,615

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Elections
CA-37 House winner?
kalshi

CA-37 House winner?

Volume:
$1,431

Democratic party

 - Kalshi

Democratic party - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 30, 2026

Closed: Jun 30, 2:13 PM EST

kalshi

Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Democratic party

View
100%
Yes 100¢No 0¢
100¢
N/A
$1,073
N/A
N/A
$569
3mo 1w
Yes
kalshi

Republican party

0%
Yes 0¢No 100¢
100¢
N/A
$358
N/A
N/A
$358
3mo 1w
No
Total markets: 2

Intro

This market tracks whether a Republican will win the House seat for California's 37th congressional district. On Kalshi, the probability that a Democrat will hold the seat is 93.8%, while a Republican victory stands at 7.0%. Resolution will be determined by which party the House member sworn in for CA-37 for the term beginning in 2027 belongs to. Watch for the general election results and any shifts in candidate positioning as the race approaches the January 4, 2027 swearing-in date.

Kalshi

The CA-37 House seat will resolve based on the party affiliation of the House member sworn in for the term beginning in 2027. Resolution occurs when the member is officially sworn in, with potential for accelerated determination following a consensus projection by major media organizations.

Frequently asked questions

Prediction market odds on Kalshi often diverge from traditional polling averages because traders incorporate real-time information, campaign spending, voter turnout models, and historical accuracy patterns that standard polls may lag. While polls capture voter preference at a single moment, prediction markets aggregate continuous updates from participants with financial stakes in the outcome. The current Kalshi implied probability reflects trader consensus after weighing all available signals. Comparing market odds to recent polls helps identify whether traders are pricing in factors polls have not yet captured or whether they expect polling shifts before Jan 4, 2027.

The CA-37 House winner market resolves on Jan 4, 2027. Resolution is determined by the official results of the House election in California's 37th congressional district. The market will settle based on which candidate receives the most votes and is declared the winner by California election authorities. Traders should monitor official state and federal election resources for final vote counts and any potential recounts or legal challenges that could affect the official outcome determination.

Key catalysts for CA-37 House winner odds include new polling releases showing shifts in voter preference, campaign finance disclosures revealing spending intensity, endorsements from high-profile figures, debate performances, voter registration changes, and local news coverage of candidate positions. National political developments, economic data, or legislative votes affecting the district's priorities can also influence trader sentiment. Turnout models and early voting patterns closer to Jan 4, 2027 typically drive significant price movement. Unexpected candidate statements, controversies, or changes in national political momentum may rapidly reprrice the market as traders reassess win probabilities.