99chambers

U.S. House seat · lines in effect since 2026

California's 5th District

A district of about 773,000 people, 31% Hispanic, 29% of adults with a bachelor's degree. It votes R+19.4 relative to the nation for president.

Tom McClintock (R) · since Jan 6, 2009Next election Nov 7, 2028The 2026 race →
CA-5

Source: 2026 results: California Secretary of State; boundaries: Census Bureau TIGER/LineUpdated Nov 7, 2026, 3:01 PM ET

Where it sits among all 435 seats

Every U.S. House seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+19.4304th most
Democratic
Most DemocraticMost Republican218th seat · the majority line12113734431516173036442914819101832282425251465041263843194273339149273547321625451348224023CA-520

Labels below the bar mark 51 other seats in California.

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

2026
U.S. HouseR+12.7

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: California Secretary of StateUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 435 seats. Small marks are other seats in California. The black marker is CA-5.

Adults with a bachelor's degree29% 30th pct · 35th of 52 in CA

Lower than 70% of seats.

White adults without a degree41% 58th pct · 3rd of 52 in CA

Higher than 58% of seats.

Hispanic residents31% 82nd pct · 31st of 52 in CA

Higher than 82% of seats.

Black residents2% 17th pct · 39th of 52 in CA

Lower than 83% of seats.

Asian residents6% 68th pct · 46th of 52 in CA

Higher than 68% of seats.

People per square mile32 6th pct · 51st of 52 in CA

Less dense than 94% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean. 1 of the 4 flipped this year.

NV-2
24% Hispanic · 29% college gradsR+13.8Flipped DWA-4
41% Hispanic · 24% college gradsR+20.0Held RAZ-9
31% Hispanic · 23% college gradsR+30.1Held RTX-17
25% Hispanic · 35% college gradsR+20.3Held R

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2026.

  1. Tom McClintock (R)
    2027– · Won 2026 by 12.7

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)