California gubernatorial election, 2010
Democratic primary
Columns: Poll source | Dates administered | Dianne Feinstein * | Jerry Brown | Antonio Villaraigosa* | Gavin Newsom* | John Garamendi* | Jack O'Connell* | Steve Westly* | Bill Lockyer*
Capitol Weekly/Probolsky | January 22–25, 2009 | 36% | 14% | 9% | 9% | 4% | 3% | 1% | –– | Lake Research Partners | February 17–19, 2009 | –– | 27% | 20% | 14% | 8% | 1% | 3% | –– | The Field Poll | February 20–March 1, 2009 | 38% | 16% | 16% | 10% | 4% | 1% | 2% | 1% | The Field Poll | February 20–March 1, 2009 | –– | 26% | 22% | 16% | 8% | 2% | 2% | 2% | Tulchin Poll | April 23, 2009 | –– | 31% | 12% | 16% | 11% | 6% | –– | –– | Capital Weekly | May 25, 2009 | –– | 24% | 15% | 16% | 7% | 5% | 3% | –– | J. Moore | June 20, 2009 | –– | 47% | –– | 26% | –– | –– | –– | –– | Research 2000 | June 10–16, 2009 | –– | 29% | –– | 20% | –– | –– | –– | –– | Research 2000 | June 10–16, 2009 | 40% | 27% | –– | 16% | –– | –– | –– | –– | The Field Poll | September 18–October 5, 2009 | –– | 47% | –– | 27% | –– | –– | –– | ––