Riding profile

CA-12

US House district — CA · Mixed · us ca

The question

CA-12: a safe seat for the Democrats?

Current forecast

Democrat

Safe

Probability
100%
Mean margin (pts)
87.1
P(close race)
0%

Projected vote share

Projection by party

  • Democrat 93.6%
  • Republican 6.4%

Watch list

The tightest races

Smallest projected margin. Open one for the numbers.

  1. FL-22Democrat68 %1.1 pt margin
  2. AZ-2Republican57 %1.1 pt margin
  3. OH-10Democrat60 %1.1 pt margin

In context

How this riding stacks up

Democrat Republican
HereCA-12 93.6%6.4%
National averageUnited States 54.3% +39.2 44.9% −38.5

Nationwide averages computed across the 435 riding-level projections (unweighted mean).

Projection track

How the projection has moved

Editorial read

CA-12, a mixed riding in CA, elected a member with the Democrats in the previous cycle, with a 99-point margin. The Vote-Scope model projects the Democrats ahead at 94% vote share, against 6% for the Republicans, and the probability of a close race is negligible.

Sitting member

SIMON, LATEEFAH

Sits with Democrat

Primary race

Primary results

Held Jun 2, 2026 · Certified official result

Top-two primary

Advanced to the general election

Lateefah Simon 84.4%

153,190 votes

Advanced to the general election

Jamie Joyce 15.6%

28,372 votes

Official source →

Who's running

The candidates

Declared and on-ballot candidates for the upcoming election.

  • Democrat Incumbent

    Simon, Lateefah

  • Democrat Challenger

    Joyce, Jamie

Previous election · 2024

Won by
Democrat
Margin
98.8 pts
Margin shift vs current projection
-11.6 pts
Last model run
Cycle
us_house_2026