California State Senate seat · lines in effect since 2022
California Senate District 33
A district of about 1,008,000 people, 65% Hispanic, 24% of adults with a bachelor's degree. It votes D+40.9 relative to the nation for president.
2024 election
Nov 5, 2024- Lena Gonzalez (D) · won69.9%
- Mario Paz (R)30.1%
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
Where it sits among all 40 seats
Every California State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
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 election for this seat
15 races since 1968; the seat changed party 1 time. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2022 | |||
| 2024 | Lena Gonzalez (D) | Mario Paz (R) | 39.8 |
| Lines first used in 2012 | |||
| 2020 | Lena Gonzalez (D) | Elizabeth C. Castillo (D) | 23.6 |
| 2016 | Ricardo Lara (D) | Honor Robson (I) | 57.3 |
| 2012 | Ricardo Lara (D) | Lee H. Chauser (I) | 60.8 |
| Lines first used in 2002 | |||
| 2008 | Mimi Walters (R) | Gary Pritchard (D) | 16.2 |
| 2004 | Dick Ackerman (R) | Randall Daugherty (D) | 37.9 |
| Lines first used in 1992 | |||
| 2000 | Dick Ackerman (R) | Jack Roberts (D) | 36.6 |
| 1996 | John R. Lewis (R) | David Heywood (D) | 37.3 |
| 1992 | John R. Lewis (R) | Samuel D. Eidt (D) | 35.1 |
| Lines first used in 1982 | |||
| 1988 | Cecil Green (D) | Don Knabe (R) | 1.7 |
| 1984 | Paul B. Carpenter (D) | Margaret J. Vineyard (R) | 6.7 |
| Lines first used in 1972 | |||
| 1980 | William Campbell (R) | Bob Epple (D) | 45.7 |
| 1976 | William Campbell (R)Flip | Betty Wilson (D) | 7.7 |
| 1972 | Joseph M. Kennick (D) | James M. Sutton Jr. (R) | 49.8 |
| Lines first used in 1962 | |||
| 1968 | Joseph M. Kennick (D) | E. G. Brockman (R) | 34.7 |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Districts that overlap District 33
The state's districts in other chambers that share residents with this one, and the share of District 33's area in each.
Who lives here, compared
Grey bars show the spread of all 40 seats. Small marks are other seats in California. The black marker is District 33.
Lower than 79% of seats.
Lower than 82% of seats.
Higher than 92% of seats.
Higher than 77% of seats.
Lower than 69% of seats.
Less dense than 51% 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 2060% Hispanic · 25% college gradsD+32.8Held DDistrict 22
63% Hispanic · 24% college gradsD+18.5Held DDistrict 29
64% Hispanic · 21% college gradsD+14.5Not up in 2026District 30
61% Hispanic · 29% college gradsD+21.7Held 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