ShowdownWire
November 3, 2026

California 48

Darrell Issa (R) · retiring · Cook PVI D+2 · last result 59.3% R

Likely DShare card
Darrell Issa
Public domain · Official portrait, United States Congress
R

Darrell Issa

Wikipedia bio

Darrell Edward Issa is an American businessman and politician serving as the U.S. representative for California's 48th congressional district. He represented the 50th congressional district from 2021 to 2023.

Source: Darrell Issa
94¢
Polymarket · Marni von Wilpert (D) · 94¢. The contract price, not a forecast model.

Desk notes

Generated from the sourced figures on this page. Not a separate report.

Darrell Issa (R) is the incumbent, retiring. The ratings consensus is Likely D. Cook’s cell is dated Oct. 16, 2026. 10 forecaster cells are stored. Polymarket Marni von Wilpert 94¢ (mid). The 2024 presidential margin in this state was D+20.1. The 2020 presidential margin in this state was D+29.2.

House polling is not ingested in v1. This page is the ratings row only.

Polling average

No polling average for this race. That is an empty state, not a tie.

Ratings

Quoted from the Wikipedia predictions table, not scraped from the raters.

Markets

Raw yes-prices. Not vig-adjusted. Contracts under 1¢ are omitted.

PolymarketPolymarketOct 19, 9:38 PM EDT

PredictIt is off. Its terms limit the feed to non-commercial use.

Price history

through Oct 19, 9:01 PM EDT
0¢25¢50¢75¢100¢
PolymarketMarni von Wilpert 94¢ at Oct 19, 9:01 PM EDT· Polymarket CLOB prices-history · 690 hours
PolymarketJim Desmond 8¢ at Oct 19, 9:01 PM EDT· hourly pull · 6 hours
Marker Oct 15, 8:00 PM EDT · Rating dated Oct. 16, 2026
Marker Oct 14, 8:00 PM EDT · Rating dated Oct. 15, 2026
Marker Oct 7, 8:00 PM EDT · Rating dated Oct. 8, 2026
Marker Oct 18, 8:00 PM EDT · Rating dated Oct. 19, 2026
Marker Oct 16, 8:00 PM EDT · Rating dated Oct. 17, 2026
Marker Oct 12, 8:00 PM EDT · Rating dated Oct. 13, 2026

Scale is fixed at 0–100¢. Hourly closes. A dashed line is a rating date or a poll end date stored on this race. Times are US Eastern.

Money

No FEC snapshot for this race.

Recent polls

No individual polls in this snapshot.

What changed

No move recorded since the baseline snapshot.

Results

Official results are not being treated as returns yet. Election Day is November 3, 2026.

Results appear here once official returns start on election night, November 3, 2026.

· snapshot Oct 19, 9:23 PM EDT · mode live

California 48 · ShowdownWire