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American Ascent

Member brief No. CA-18

Reviewed October 31, 2026

CA-18 · California

Zoe Lofgren

Democrat. Harris won California in 2024. Flagged as a 2032 redistricting risk.

Age on Election Day 2028
80
Born December 21, 1947.
Lean
D+16
Solidly Democratic. Cook PVI, 2026 lines.
In the House since
1995
Served since January 4, 1995.
Cash on hand
$602K
$602,361. Reporting period ended October 14, 2026

The 2026 race

November 3, 2026
Re-elected

Over Shane Lewis (R). Called by NBC News on November 4, 2026.

Primary
Advanced, first

54.9% in the top-two primary, June 2. Shane Lewis (R) also advanced, with 29.3%.

Endorsements, 2026

Endorsed: Hakeem Jeffries.

None on record: Justice Democrats, Working Families Party, Congressional Progressive Caucus PAC, Democratic Socialists of America.

What a race here costs

TV: Monterey–Salinas, 231,000 homes. The district is 51.9% of the market; 3 markets in all.

2026 primary: $1.1M spent, $9.10 a vote

2024 general: $702K spent, $3.07 a vote

In the House, 119th Congress

  • Ranking Member of the Science, Space, and Technology Committee

Committees: Judiciary · Science, Space, and Technology

General-election outcomes

2024 vote share
64.63%
Victory margin
+29.25 pts
Harris, 2024
63.19% · +29.50 pts

Margin 0.25 points below Harris. Vote share 1.44 points above.

2024 election districts. Valid votes; margin over the runner-up. Runner-up: Peter D. Hernandez. Returns · Harris baseline · Method. Reviewed November 5, 2026.

Money, past cycles

Money raised, the share from individual donors, and cash on hand, by past cycle
CycleRaisedFrom individualsCash at year end
2020$1.8M29%$1.2M
2022$2.0M58%$411K
2024$2.3M63%$240K

Scorecards and grades

Conservative average, out of 100
11.3
Progressive average, out of 100
95.4 (LCV 93, Progressive Punch 93, Stop Corruption Now 100)
IAP Action score, immigration
-158, rank 415 of 431
Gun Owners of America grade, 2024
F

Read October 31, 2026 from the member’s page on heritageaction.com, clubforgrowth.org, tpaction.com, gopscorecard.limitedgov.org.