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U.S. House · All California races

California District 31

Solid D
Compare
Gil Cisneros
Democratic · incumbent
>99 in 100
50–50chance of winning, out of 100
Eric Ching
Republican
<1 in 100

Gil Cisneros wins in >99 of 100 simulations.

There are no qualifying public polls yet, so the forecast leans on fundamentals; partisan lean, the national environment and incumbency point to Gil Cisneros +29.3.

Where the result could land

Every simulated outcome, grouped in 2-point steps. Projected margin Cisneros +29.2; 80 in 100 fall between Cisneros +22.0 and Cisneros +36.5.

Ching +30Ching +20Ching +10Cisneros +10Cisneros +20Cisneros +30Tie

The candidates

Eric Ching
Republican
No biography on file yet.
Gil CisnerosIncumbent
Democratic
No biography on file yet.

Ballot list and short bios from Wikipedia (CC BY-SA); websites from Wikidata.

What if this race flips? Try it in the map builder →

Polls

No public polls have tested Gil Cisneros against Eric Ching yet.

No polls of this matchup yet, so there is no polling average. The forecast relies on fundamentals.

Chance of winning over time

How this race’s odds have moved as polls and the national environment changed.

No change over the past 3 months
020406080100Aug 1Sep 1Oct 1

Out of 100. Today: Cisneros 100, Ching 0.

What’s driving the forecast

The model blends each estimate by how much to trust it right now. Polls get 0% of the weight, 15 days out.

Polling average (after adjustments)—no polls
Partisan lean (Cook PVI, 2026 lines) D+8.0roughly 16 points of margin vs. the nation
National environment D+9.6generic ballot + presidential approval
IncumbencyCisneros +3.6incumbent’s side
Fundamentals estimateCisneros +29.3±6 typical error
Expert ratings (average)—used only in the “+ Expert ratings” version
ForecastCisneros +29.3±5.7 standard deviation, including 2.3 for movement before Election Day

All three versions

  • Polls only: Gil Cisneros >99 in 100 (Solid D)
  • Polls + fundamentals: Gil Cisneros >99 in 100 (Solid D)
  • Polls + fundamentals + experts: Gil Cisneros >99 in 100 (Solid D)

Rules and notes

  • Top-two primary state: the two general-election candidates can be from the same party.
  • Incumbent advanced to general

House races, closest first · this is #208 of 421