The City of San Ramon conducted its first election April 10, 1984.
The first even year elections was held in November 2016. To view the official past election results of each election, please visit the Contra Costa County Election Division.
    
        
            | Election Date | Election Results | Total Registration | Ballots Cast | Turnout | 
        
            | November 8, 2022 |  | 49,271 | 28,125 | 57.08% | 
        
            | November 3, 2020 |  | 48,335 | 42,185 | 87.28% | 
        
            | November 6, 2018 |  | 41,106 | 28,853 | 69.8% | 
        
            | November 8, 2016 | 
 | 39,808 | 32,920 | 82.7% | 
        
            | November 5, 2013 Measure D - Even Year Elections
 Measure E - Charter Amendment
 | Passed Passed
 | 33,864 | 8,246 | 24.35% | 
        
            | November 8, 2011 | 
 | 32,846 | 9,867 | 30.04% | 
        
            | November 2, 2010 Measure W - General Plan 2030
 | Failed | 33,894 | 22,983 | 67.81% | 
        
            | November 3, 2009 | 
 | 33,423 | 7,718 | 23.09% | 
        
            | November 4, 2008 Measure P - Mayor's Salary
 Measure Q - Mayor's Term
 | Failed Failed
 | 33,919 | 30,027 | 88.5% | 
        
            | November 6, 2007 | 
 | UNCONTESTED ELECTION CANCELLED
 | 0 | 0 | 
        
            | November 8, 2005 | 
 | 28,304 | 14,814 | 52.3% | 
        
            | November , 2, 2004 Measure U - TOT
 Measure V - Even Year Elections
 | Failed Failed
 | 28,725 | 24,531 | 85.4% | 
        
            | November 4, 2003 Measure E - Heliport
 | Failed | 24,117 | 10,226 | 42.4% | 
        
            | November 5, 2002 Measure H - Even Year Elections
 | Failed | 25,071 | 13,484 | 53.8% | 
        
            | March 5, 2002 Measure P - General Plan 2020
 | Passed | 24,829 | 7,044 | 28.3% | 
        
            | November 6, 2001 Measure K - Elected Mayor
 | Passed | 24,838 | 5,811 | 23.4% | 
        
            | November 2, 1999 Measure F - CAPP
 Measure G - General Plan
 | PassedPassed
 | 22,696 | 7,805 | 34.4% | 
        
            | November  4, 1997 Measure J - Charter City
 | Passed | 25,004 | 4,753 | 19.0% | 
        
            | November 5, 1996 Measure K - Lighting & Landscape
 | Passed | 27,494 | 18,078 | 65.8% | 
        
            | November 7, 1995 | 
 | 23,835 | 8,668 | 36.4% | 
        
            | November 2, 1993 | 
 | 22,898 | 8,518 | 37.2% | 
        
            | November 5, 1991 Measure L - Growth Management
 | Passed | 18,917 | 7,188 | 38.0% | 
        
            | November 7, 1989 | 
 | 18,704 | 4,394 | 23.5% | 
        
            | November 3, 1987 | 
 | 14,168 | 3,713 | 26.2% | 
        
            | November 5, 1985 | 
 | 13,300 | 2,844 | 21.3% | 
        
            | April 10, 1984 | 
 | 11,841 | 2,391 | 20.1% | 
    
* The Contra Costa County voter registration files were purged after the November 1997 election therefore the total registration for the November 1999 election was lower.