Riding profile

CA-52

US House district — CA · Mixed · us ca

The question

CA-52: a safe seat for the Democrats?

Current forecast

Democrat

Safe

Probability
100%
Mean margin (pts)
29.4
P(close race)
0%

Projected vote share

Projection by party

  • Democrat 64.7%

    Juan C. Vargas incumbent

  • Republican 35.3%

    Jeffery Belle

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-52 64.7%35.3%
National averageUnited States 54.3% +10.4 44.9% −9.6

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

Projection track

How the projection has moved

Editorial read

CA-52, a mixed riding in CA, elected a member with the Republicans in the previous cycle, with a 21-point margin. The Vote-Scope model projects the Democrats ahead at 65% vote share, against 35% for the Republicans, and the probability of a close race is negligible.

Sitting member

VARGAS, JUAN C.

Sits with Democrat

Primary race

Primary results

Held Jun 2, 2026 · Certified official result

Top-two primary

Advanced to the general election

Juan Vargas 56.9%

71,608 votes

Advanced to the general election

Jeff Belle 33.5%

42,090 votes

Official source →

Who's running

The candidates

Declared and on-ballot candidates for the upcoming election.

  • Democrat Incumbent

    Vargas, Juan C.

  • Republican Challenger

    Belle, Jeffery Mr

  • Other Open seat

    Jeff Belle

Previous election · 2024

Won by
Republican
Margin
21.4 pts
Margin shift vs current projection
+8.0 pts

Redistricting impact

Where these voters came from

This district was redrawn under the 2025-2026 mid-decade redistricting. Composition by inherited old-district share:

  • Congressional District 48 (06048) 79%
  • Congressional District 52 (06052) 20%
Last model run
Cycle
us_house_2026