| District: | 11 |
| Chamber: | Senate |
| Population: | 1,022,311[1] |
| Population Year: | 2020 |
| Voting Age: | 883,572 |
| Citizen Voting Age: | 757,682 |
| Percent White: | 35.37 |
| Percent Black: | 4.77 |
| Percent Latino: | 16.79 |
| Percent Asian: | 36.73 |
| Percent Native American: | 0.17 |
| Percent Pacific Islander: | 0.43 |
| Percent Other Race: | 0.75 |
| Percent Remainder Of Multiracial: | 4.99 |
| Registered: | 568,370[2] |
| Democratic: | 59.86 |
| Republican: | 6.99 |
| Npp: | 28.93 |
California's 11th senatorial district is one of 40 California State Senate districts. It is currently represented by Democrat Scott Wiener of San Francisco.
The district encompasses San Francisco and Daly City at the northern tip of San Mateo County.
| Year | Office | Results |
|---|---|---|
| 2021 | Recall | align="right" No 85.5 – 14.5% |
| 2020 | President | Biden 84.4 – 13.7% |
| 2018 | Governor | Newsom 85.7 – 14.3% |
| Senator | Feinstein 64.4– 35.6% | |
| 2016 | President | Clinton 85.0 – 10.0% |
| Senator | Harris 77.0 – 23.0% | |
| 2014 | Governor | Brown 87.7 – 12.3% |
| 2012 | President | Obama 83.1 – 13.6% |
| Senator | Feinstein 88.2 – 11.8% |
Due to redistricting, the 11th district has been moved around different parts of the state. The current iteration resulted from the 2021 redistricting by the California Citizens Redistricting Commission and took effect with the June 2022 primaries.[3]
| Senators | Party | Years served | Counties represented | Notes | |
|---|---|---|---|---|---|
| Edward Keating | Democratic | January 8, 1883 - January 5, 1885 | San Francisco | Served together with Thorwald Nelson.[4] | |
| Thorwald Klaudius Nelson | January 8, 1883 - January 5, 1885 | ||||
| Daniel J. Creighton | January 5, 1885 - January 3, 1887 | Served together with Edward Drum.[5] | |||
| Edward F. Drum | January 5, 1885 - January 3, 1887 | ||||
| James McCudden | January 3, 1887 - January 7, 1889 | Solano | |||
| George Jerome Campbell | Republican | January 7, 1889 - January 2, 1893 | |||
| Elliott McAllister | Democratic | January 2, 1893 - January 4, 1897 | Contra Costa, Marin | ||
| John Henry Dickinson | Republican | January 4, 1897 - January 1, 1901 | |||
| Charles Mortimer Belshaw | January 1, 1901 - January 2, 1905 | ||||
| August E. Muenter | January 2, 1905 - January 4, 1909 | San Joaquin | |||
| John Thomas Lewis | Republican | January 4, 1909 - January 6, 1913 | |||
| William R. Flint | January 6, 1913 - January 8, 1917 | San Benito, San Mateo, Santa Cruz | |||
| M. B. Johnson | January 8, 1917 - January 7, 1929 | ||||
| George C. Cleveland | January 7, 1929 - January 2, 1933 | ||||
| Frank L. Gordon | January 2, 1933 - January 3, 1949 | Napa, Yolo | |||
| Nathan F. Coombs | January 3, 1949 - January 2, 1961 | ||||
| Samuel R. Geddes | Democratic | January 2, 1961 - March 5, 1965 | Died in office from a heart attack.[6] | ||
| Nicholas C. Petris | January 2, 1967 - November 30, 1976 | Alameda | |||
| Al Alquist | December 6, 1976 - November 30, 1984 | Alameda, San Benito, Santa Cruz | |||
| Becky Morgan | Republican | December 3, 1984 - August 17, 1993 | San Mateo, Santa Clara | Resigned from the Senate to become President/CEO of Joint Venture:Silicon Valley Network.[7] | |
| Tom Campbell | November 11, 1993 - December 12, 1995 | Sworn in after winning special election.[8] Resigned from office to be sworn in the 15th Congressional district after winning special election.[9] | |||
| Byron Sher | Democratic | March 28, 1996 – December 6, 2004 | Sworn in after winning special election.[10] | ||
| Joe Simitian | December 6, 2004 – November 30, 2012 | San Mateo, Santa Clara, Santa Cruz | |||
| Mark Leno | December 3, 2012 - November 30, 2016 | San Francisco, San Mateo | |||
| Scott Wiener | December 5, 2016 – present | ||||