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  1. House

CA-18 House winner?

Resolves by winning party
100
Chance
Zoe Lofgren
Democratic party
90%

Zoe Lofgren

Democratic party
90%
Shane Lewis
Republican party
10%

Shane Lewis

Republican party
10%
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California's 18th District margin of victory
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California 18 House General Election: voter turnout
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CA-18 House election: Shane Lewis vote percent
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CA-18 House election: Zoe Lofgren vote percent
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CA-18 House winner?

Zoe Lofgren

Odds
99% chance
Max payout
Nov 3, 2027
$0
Lofgren
Nov 3 ·D +44.2margin forecast
Lewis
$2,720 vol
Race Intel

CA-18 House Race 2026

ElectionNov 3, 2026General election
IncumbentZoe Lofgren (D)Running for re-election

CA-18 House Candidates and Fundraising

CandidateRaisedSmall Donors
  • Shane LewisR
    $107K
    3.4%
    $107K raised·3.4% small donors
  • Zoe LofgrenD
    $2M
    25%
    $2M raised·25% small donors

Lofgren vs. Lewis Polls vs. Kalshi Odds

Polling averageNo public polling average for this race yet
Kalshi oddsLofgren 90%Lewis 10% · $1,363 traded
Fundraising: FEC filings · Small-donor ≤ $200. This does not include third party expenditures.

Past CA-18 Election Results

Past presidential elections

2024D +28.5%2020D +42.7%