Races · house · 2020 · California

house · open seat

California house

← California house California house →

Safe DD +43.5 forecast· 0 polls · 0 markets

Model's final pre-election call · win probabilitypoliagg-v34 · final pre-election call
99% (D)
1% (R)
Win probability
Democrat99% (D)
Republican1% (R)
Modelpoliagg-v34 · final pre-election call
Chance of winning across many simulations of the race — not projected vote share.
R+15R+5TIEDD+5D+15
Predicted margin
Point estimateD +43.5
80% CID+31.5 → D+55.5
The model’s central margin (D-positive) with its 80% interval — the shaded band on the scale.
Model's predicted final margin D +43.5 · 80% CI D+31.5 → D+55.5
Actual result Judy Chu +39.5 · backtest (race already called)

Momentum

—

insufficient data

Tipping-point P

0.0%

Decisive for chamber control

Market · D-side

—

Cross-platform consensus

News articles · 30d

—

no recent coverage

Where this race stands

Verified

Tilt D · model 99% D

No recent polls or markets for this race. PVI baseline (D+3) suggests Tilt D.

The poliagg-v34 ensemble forecasts D+43.5 with an 80% CI ranging from D+31.5 (10th pctile) to D+55.5 (90th pctile), giving D a 99% chance of winning.

CITATIONS · tilt-d

Forecast · poliagg-v34

Predicted final margin

D +43.5

80% CI: D +31.5 → D +55.5 · win prob 99%

R+60R+30TIEDD+30D+60

Quality · inputs

Data quality · medium

Polls used	0
Days to election	passed
Actual result	Judy Chu +39.5
Residual σ	6.00pt
Generated	7/1/2026

Editorial ratings · 3 raters

Cook · Sabato · Inside Elections · 538 · DDHQ et al.

Safe D3

The Cook Political Report

Safe D

Jul 1

Inside Elections

Safe D

Jun 1

Sabato's Crystal Ball

Safe D

Jul 1

Demographic crosstabs

age · education · race · gender

No demographic crosstabs published for this race yet. Most pollsters release only topline numbers; subgroup breakdowns (age, education, race, gender) appear here when a pollster publishes them.

Rating timeline

Jul 1, 2026Safe Dmodel

Jun 22, 2026Lean Rmodel

May 15, 2026Safe Dmodel

Verification trail

Polls verified0 / 0deterministic

Polls flagged—none

Markets ingested0 platformsnone listed

FEC filings—no filings yet

Endorsements—nothing to sync

News coverage< 5 articlesGoogle News

Method · bounds + percentage totals + date-order checks