ShowdownWire
November 3, 2026

Washington 4

Dan Newhouse (R) · retiring · Cook PVI R+10 · last result 98.2% R

Dan Newhouse
Public domain · Official portrait, United States Congress
R

Dan Newhouse

Wikipedia bio

Daniel Milton Newhouse is an American politician serving as the U.S. representative for Washington's 4th congressional district. The district covers much of the central third of the state, including Yakima and the Tri-Cities.

Source: Dan Newhouse
93¢
Polymarket · Amanda McKinney (R) · 93¢. The contract price, not a forecast model.

Desk notes

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

Dan Newhouse (R) is the incumbent, retiring. The ratings consensus is Safe R. Cook’s cell is dated Oct. 16, 2026. 10 forecaster cells are stored. Polymarket Amanda McKinney 93¢ (mid). The 2024 presidential margin in this state was D+18.2. The 2020 presidential margin in this state was D+19.2.

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, 9:41 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¢
PolymarketAmanda McKinney 93¢ at Oct 19, 9:01 PM EDT· Polymarket CLOB prices-history · 690 hours
PolymarketJohn Duresky 7¢ 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.

Latest news

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, 9:38 PM EDT · mode live

Washington 4 · ShowdownWire