99chambers

California State Assembly seat · lines in effect since 2022

California Assembly District 40

A district of about 515,000 people, 35% Hispanic, 42% of adults with a bachelor's degree. It votes D+10.6 relative to the nation for president.

Pilar Schiavo (D) · since Nov 8, 2022Next election Nov 7, 2028The 2026 race →

Where it sits among all 80 seats

Every California State Assembly 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+10.658th most
Democratic
Most DemocraticMost Republican41st seat · the majority lineDistrict 40

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.

202220242026
California State AssemblyD+0.3D+5.6D+20.6

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 80 seats. Small marks are other seats in California. The black marker is District 40.

Adults with a bachelor's degree42% 66th pct · 28th of 80 in CA

Higher than 66% of seats.

White adults without a degree24% 70th pct · 25th of 80 in CA

Higher than 70% of seats.

Hispanic residents35% 52nd pct · 39th of 80 in CA

Higher than 52% of seats.

Black residents5% 59th pct · 33rd of 80 in CA

Higher than 59% of seats.

Asian residents16% 68th pct · 26th of 80 in CA

Higher than 68% of seats.

People per square mile1,320 43rd pct · 46th of 80 in CA

Less dense than 57% 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.

District 76
31% Hispanic · 49% college gradsD+13.9Held DDistrict 74
32% Hispanic · 42% college gradsD+3.0CountingDistrict 41
34% Hispanic · 48% college gradsD+23.1Held DDistrict 42
20% Hispanic · 55% college gradsD+15.9Held 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 2022.

  1. Pilar Schiavo (D)
    2023– · Won 2022 by 0.3, 2024 by 5.6, 2026 by 20.6

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