California 2012 Presidential Election Results by County
In 2012, the Democratic candidate won 31 of California's 58 counties.
| County | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast |
|---|---|---|---|---|---|---|
| Alameda | Barack Obama | Democratic | 469,684 | 78.9% | 60.7 pts | 595,642 |
| Alpine | Barack Obama | Democratic | 389 | 59.6% | 23.4 pts | 653 |
| Amador | Mitt Romney | Republican | 10,281 | 58.3% | 19.6 pts | 17,649 |
| Butte | Mitt Romney | Republican | 44,479 | 49.0% | 2.0 pts | 90,752 |
| Calaveras | Mitt Romney | Republican | 12,365 | 56.8% | 17.0 pts | 21,786 |
| Colusa | Mitt Romney | Republican | 3,601 | 59.7% | 21.3 pts | 6,034 |
| Contra Costa | Barack Obama | Democratic | 290,824 | 66.4% | 35.2 pts | 438,226 |
| Del Norte | Mitt Romney | Republican | 4,614 | 52.6% | 9.4 pts | 8,770 |
| El Dorado | Mitt Romney | Republican | 50,973 | 57.4% | 17.8 pts | 88,774 |
| Fresno | Barack Obama | Democratic | 129,129 | 49.9% | 1.8 pts | 258,827 |
| Glenn | Mitt Romney | Republican | 5,632 | 61.1% | 25.3 pts | 9,211 |
| Humboldt | Barack Obama | Democratic | 34,457 | 60.0% | 27.2 pts | 57,470 |
| Imperial | Barack Obama | Democratic | 25,136 | 65.2% | 32.0 pts | 38,565 |
| Inyo | Mitt Romney | Republican | 4,340 | 54.0% | 11.4 pts | 8,036 |
| Kern | Mitt Romney | Republican | 126,618 | 57.2% | 16.8 pts | 221,472 |
| Kings | Mitt Romney | Republican | 17,671 | 56.2% | 14.9 pts | 31,418 |
| Lake | Barack Obama | Democratic | 13,163 | 56.3% | 16.9 pts | 23,391 |
| Lassen | Mitt Romney | Republican | 7,296 | 68.3% | 39.7 pts | 10,683 |
| Los Angeles | Barack Obama | Democratic | 2,216,903 | 69.7% | 41.9 pts | 3,181,067 |
| Madera | Mitt Romney | Republican | 22,852 | 57.3% | 17.1 pts | 39,866 |
| Marin | Barack Obama | Democratic | 99,896 | 74.3% | 51.3 pts | 134,516 |
| Mariposa | Mitt Romney | Republican | 5,140 | 57.1% | 18.2 pts | 9,000 |
| Mendocino | Barack Obama | Democratic | 23,193 | 66.2% | 38.7 pts | 35,017 |
| Merced | Barack Obama | Democratic | 33,005 | 53.2% | 8.7 pts | 62,057 |
| Modoc | Mitt Romney | Republican | 2,777 | 69.7% | 41.8 pts | 3,986 |
| Mono | Barack Obama | Democratic | 2,733 | 52.8% | 8.6 pts | 5,181 |
| Monterey | Barack Obama | Democratic | 82,920 | 67.1% | 36.9 pts | 123,518 |
| Napa | Barack Obama | Democratic | 35,870 | 63.0% | 28.7 pts | 56,968 |
| Nevada | Mitt Romney | Republican | 24,986 | 48.4% | 0.6 pts | 51,676 |
| Orange | Mitt Romney | Republican | 582,332 | 51.9% | 6.2 pts | 1,122,664 |
| Placer | Mitt Romney | Republican | 99,921 | 58.3% | 19.3 pts | 171,322 |
| Plumas | Mitt Romney | Republican | 5,721 | 56.9% | 16.9 pts | 10,047 |
| Riverside | Barack Obama | Democratic | 329,063 | 49.7% | 1.7 pts | 661,907 |
| Sacramento | Barack Obama | Democratic | 300,503 | 58.1% | 19.0 pts | 516,809 |
| San Benito | Barack Obama | Democratic | 11,276 | 59.2% | 20.7 pts | 19,044 |
| San Bernardino | Barack Obama | Democratic | 305,109 | 52.5% | 7.4 pts | 581,517 |
| San Diego | Barack Obama | Democratic | 626,957 | 52.6% | 7.6 pts | 1,192,282 |
| San Francisco | Barack Obama | Democratic | 301,723 | 83.5% | 70.5 pts | 361,209 |
| San Joaquin | Barack Obama | Democratic | 114,121 | 55.8% | 13.7 pts | 204,697 |
| San Luis Obispo | Barack Obama | Democratic | 61,258 | 48.8% | 1.0 pts | 125,638 |
| San Mateo | Barack Obama | Democratic | 206,085 | 72.1% | 46.7 pts | 285,720 |
| Santa Barbara | Barack Obama | Democratic | 94,129 | 57.6% | 18.1 pts | 163,320 |
| Santa Clara | Barack Obama | Democratic | 450,818 | 70.1% | 42.9 pts | 643,091 |
| Santa Cruz | Barack Obama | Democratic | 90,805 | 75.6% | 55.6 pts | 120,095 |
| Shasta | Mitt Romney | Republican | 48,067 | 63.0% | 29.1 pts | 76,335 |
| Sierra | Mitt Romney | Republican | 1,056 | 58.8% | 22.5 pts | 1,795 |
| Siskiyou | Mitt Romney | Republican | 11,077 | 55.6% | 15.2 pts | 19,910 |
| Solano | Barack Obama | Democratic | 96,783 | 63.5% | 29.3 pts | 152,444 |
| Sonoma | Barack Obama | Democratic | 153,942 | 71.1% | 45.8 pts | 216,508 |
| Stanislaus | Barack Obama | Democratic | 77,724 | 50.0% | 2.7 pts | 155,369 |
| Sutter | Mitt Romney | Republican | 18,122 | 58.4% | 19.1 pts | 31,026 |
| Tehama | Mitt Romney | Republican | 14,235 | 62.0% | 27.4 pts | 22,977 |
| Trinity | Mitt Romney | Republican | 2,716 | 47.9% | 0.7 pts | 5,674 |
| Tulare | Mitt Romney | Republican | 56,956 | 56.3% | 15.0 pts | 101,100 |
| Tuolumne | Mitt Romney | Republican | 13,880 | 56.2% | 15.7 pts | 24,687 |
| Ventura | Barack Obama | Democratic | 170,929 | 52.3% | 7.0 pts | 326,974 |
| Yolo | Barack Obama | Democratic | 48,715 | 65.4% | 34.0 pts | 74,475 |
| Yuba | Mitt Romney | Republican | 11,275 | 57.2% | 18.1 pts | 19,700 |
Other Cycles
Frequently Asked Questions
Which party won the most counties in California in 2012?
The Democratic candidate won 31 of California's 58 counties in 2012, with 27 counties going to the other major party.
Which California county had the closest presidential result in 2012?
Nevada had the closest margin in California in 2012, with Mitt Romney (Republican) winning by 0.6 points out of 51,676 total votes cast.
Which California county had the widest presidential margin in 2012?
San Francisco had the widest margin in California in 2012, with Barack Obama (Democratic) winning by 70.5 points.
How many counties are included in California's 2012 presidential results?
This page covers 58 counties in California for the 2012 presidential election, based on MEDSL/EveryElectionResult.com county-level returns.