Riding profile

CA-43

US House district — CA · Mixed · us ca

The question

CA-43: a safe seat for the Democrats?

Editorial read

CA-43, a mixed riding in CA, elected a member with the Democrats in the previous cycle, with a 50-point margin. The Vote-Scope model projects the Democrats ahead at 78% vote share, against 22% for the Republicans, and the probability of a close race is negligible.

Sitting member

WATERS, MAXINE MS

Sits with Democrat

Who's running

The candidates

Declared and on-ballot candidates for the upcoming election.

  • Democrat Incumbent

    Waters, Maxine Ms

  • Democrat Challenger

    Rahman, Myla

Current forecast

Democrat

Safe

Probability
100%
Mean margin (pts)
55.4
P(close race)
0%

Projected vote share

Projection by party

  • Democrat 77.7%
  • Republican 22.3%

In context

How this riding stacks up

Democrat Republican
HereCA-43 77.7%22.3%
National averageUnited States 51.9% +25.8 46.6% −24.4

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

Projection track

How the projection has moved

Previous election · US HOUSE_2024

Won by
Democrat
Margin
49.9 pts
Margin shift vs current projection
+5.5 pts
Last model run
Cycle
us_house_2026