99chambers

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

California's 8th District

A district of about 753,000 people, 33% Hispanic, 33% of adults with a bachelor's degree. It votes D+37.1 relative to the nation for president.

John Garamendi (D) · since Nov 3, 2009Next election Nov 7, 2028The 2026 race →
CA-8

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.

D+37.165th most
Democratic
Most DemocraticMost Republican218th seat · the majority line12113734431516173036442914CA-819101832282425251465041263843194273339149273547321625451348224023520

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. HouseD+45.3

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-8.

Adults with a bachelor's degree33% 46th pct · 27th of 52 in CA

Lower than 54% of seats.

White adults without a degree21% 19th pct · 25th of 52 in CA

Lower than 81% of seats.

Hispanic residents33% 84th pct · 28th of 52 in CA

Higher than 84% of seats.

Black residents12% 65th pct · 4th of 52 in CA

Higher than 65% of seats.

Asian residents17% 93rd pct · 18th of 52 in CA

Higher than 93% of seats.

People per square mile534 59th pct · 36th of 52 in CA

Denser than 59% 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.

CA-7
24% Hispanic · 36% college gradsD+15.0Held DCA-19
26% Hispanic · 48% college gradsD+36.9Held DCA-9
39% Hispanic · 24% college gradsD+15.8Held DNJ-12
23% Hispanic · 49% college gradsD+27.1Held D

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. John Garamendi (D)
    2027– · Won 2026 by 45.3

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