| Election Name: | 1857 California gubernatorial election |
| Type: | presidential |
| Previous Election: | 1855 California gubernatorial election |
| Previous Year: | 1855 |
| Next Election: | 1859 California gubernatorial election |
| Next Year: | 1859 |
| Ongoing: | no |
| Election Date: | September 2, 1857 |
| Nominee1: | John B. Weller |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 53,122 |
| Percentage1: | 56.71% |
| Nominee2: | Edward Stanly |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 21,040 |
| Percentage2: | 22.46% |
| Nominee3: | George Washington Bowie |
| Party3: | Know Nothing |
| Popular Vote3: | 19,481 |
| Percentage3: | 20.80% |
| Governor | |
| Before Election: | J. Neely Johnson |
| Before Party: | Know Nothing |
| After Election: | John B. Weller |
| After Party: | Democratic Party (United States) |
The 1857 California gubernatorial election was held on September 2, 1857, to elect the governor of California.
| County | John B. Weller Democratic | Edward Stanly Republican | George W. Bowie Know Nothing | Scattering Write-in | Margin | Total votes cast | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| % | % | % | % | % | |||||||||||||||||||
| Alameda | 784 | 44.90% | 945 | 54.12% | 14 | 0.80% | 3 | 0.17% | -161 | -9.22% | 1,746 | ||||||||||||
| Amador | 1,619 | 52.09% | 492 | 15.83% | 997 | 32.08% | 0 | 0.00% | 622 | 20.01% | 3,108 | ||||||||||||
| Butte | 2,341 | 55.19% | 1,043 | 24.59% | 853 | 20.11% | 5 | 0.12% | 1,298 | 30.60% | 4,242 | ||||||||||||
| Calaveras | 2,603 | 68.57% | 505 | 13.30% | 688 | 18.12% | 0 | 0.00% | 1,915 | 50.45% | 3,796 | ||||||||||||
| Colusa | 321 | 59.89% | 37 | 6.90% | 178 | 33.21% | 0 | 0.00% | 143 | 26.68% | 536 | ||||||||||||
| Contra Costa | 532 | 60.80% | 270 | 30.86% | 73 | 8.34% | 0 | 0.00% | 262 | 29.94% | 875 | ||||||||||||
| Del Norte | 310 | 70.62% | 67 | 15.26% | 64 | 14.12% | 0 | 0.00% | 243 | 55.35% | 439 | ||||||||||||
| El Dorado | 3,129 | 50.80% | 1,337 | 21.70% | 1,693 | 27.48% | 1 | 0.02% | 1,436 | 23.31% | 6,160 | ||||||||||||
| Fresno | 276 | 99.64% | 1 | 0.36% | 0 | 0.00% | 0 | 0.00% | 275 | 99.28% | 277 | ||||||||||||
| Humboldt | 366 | 67.28% | 178 | 32.72% | 0 | 0.00% | 0 | 0.00% | 188 | 34.56% | 544 | ||||||||||||
| Klamath | 485 | 85.54% | 22 | 3.88% | 60 | 10.58% | 0 | 0.00% | 425 | 74.96% | 567 | ||||||||||||
| Los Angeles | 1,304 | 93.08% | 82 | 5.85% | 15 | 1.07% | 0 | 0.00% | 1,222 | 87.22% | 1,401 | ||||||||||||
| Marin | 444 | 70.03% | 188 | 29.65% | 2 | 0.32% | 0 | 0.00% | 256 | 40.38% | 634 | ||||||||||||
| Mariposa | 1,217 | 67.24% | 152 | 8.40% | 441 | 24.36% | 0 | 0.00% | 776 | 42.87% | 1,810 | ||||||||||||
| Merced | 257 | 90.18% | 9 | 3.16% | 19 | 6.67% | 0 | 0.00% | 238 | 83.51% | 285 | ||||||||||||
| Monterey | 509 | 82.10% | 91 | 14.68% | 20 | 3.23% | 0 | 0.00% | 418 | 67.42% | 620 | ||||||||||||
| Napa | 765 | 75.97% | 224 | 22.24% | 18 | 1.79% | 0 | 0.00% | 541 | 53.72% | 1,007 | ||||||||||||
| Nevada | 2,956 | 53.33% | 967 | 17.45% | 1,606 | 28.97% | 14 | 0.25% | 1,350 | 24.36% | 5,543 | ||||||||||||
| Placer | 1,978 | 48.04% | 715 | 17.37% | 1,424 | 34.59% | 0 | 0.00% | 554 | 13.46% | 4,117 | ||||||||||||
| Plumas | 1,460 | 77.04% | 199 | 10.50% | 236 | 12.45% | 0 | 0.00% | 1,224 | 64.59% | 1,895 | ||||||||||||
| Sacramento | 2,518 | 39.00% | 1,844 | 28.56% | 2,092 | 32.40% | 2 | 0.03% | 426 | 6.60% | 6,456 | ||||||||||||
| San Bernardino | 414 | 98.34% | 7 | 1.66% | 0 | 0.00% | 0 | 0.00% | 407 | 96.67% | 421 | ||||||||||||
| San Diego | 207 | 99.52% | 1 | 0.48% | 0 | 0.00% | 0 | 0.00% | 206 | 99.04% | 208 | ||||||||||||
| San Francisco | 4,430 | 42.90% | 5,535 | 53.60% | 361 | 3.50% | 1 | 0.01% | -1,105 | -10.70% | 10,327 | ||||||||||||
| San Joaquin | 1,549 | 60.86% | 394 | 15.48% | 602 | 23.65% | 0 | 0.00% | 947 | 37.21% | 2,545 | ||||||||||||
| San Luis Obispo | 225 | 80.36% | 55 | 19.64% | 0 | 0.00% | 0 | 0.00% | 170 | 60.71% | 280 | ||||||||||||
| San Mateo | 229 | 54.65% | 190 | 45.35% | 0 | 0.00% | 0 | 0.00% | 39 | 9.31% | 419 | ||||||||||||
| Santa Barbara | 469 | 98.95% | 3 | 0.63% | 2 | 0.42% | 0 | 0.00% | 466 | 98.31% | 474 | ||||||||||||
| Santa Clara | 1,298 | 58.26% | 891 | 39.99% | 37 | 1.66% | 2 | 0.09% | 407 | 18.27% | 2,228 | ||||||||||||
| Santa Cruz | 450 | 57.54% | 265 | 33.89% | 67 | 8.57% | 0 | 0.00% | 185 | 23.66% | 782 | ||||||||||||
| Shasta | 1,406 | 62.91% | 109 | 4.88% | 720 | 32.21% | 0 | 0.00% | 686 | 30.69% | 2,235 | ||||||||||||
| Sierra | 2,555 | 52.81% | 473 | 9.78% | 1,810 | 37.41% | 0 | 0.00% | 745 | 15.40% | 4,838 | ||||||||||||
| Siskiyou | 2,425 | 61.11% | 331 | 8.34% | 1,212 | 30.54% | 0 | 0.00% | 1,213 | 30.57% | 3,968 | ||||||||||||
| Solano | 923 | 61.17% | 329 | 21.80% | 257 | 17.03% | 0 | 0.00% | 594 | 39.36% | 1,509 | ||||||||||||
| Sonoma | 1,742 | 68.99% | 521 | 20.63% | 262 | 10.38% | 0 | 0.00% | 1,221 | 48.36% | 2,525 | ||||||||||||
| Stanislaus | 419 | 75.22% | 8 | 1.44% | 130 | 23.34% | 0 | 0.00% | 289 | 51.89% | 557 | ||||||||||||
| Sutter | 550 | 66.43% | 181 | 21.86% | 97 | 11.71% | 0 | 0.00% | 369 | 44.57% | 828 | ||||||||||||
| Tehama | 563 | 67.91% | 41 | 4.95% | 225 | 27.14% | 0 | 0.00% | 338 | 40.77% | 829 | ||||||||||||
| Trinity | 901 | 52.14% | 118 | 6.83% | 709 | 41.03% | 0 | 0.00% | 192 | 11.11% | 1,728 | ||||||||||||
| Tulare | 404 | 93.74% | 23 | 5.34% | 4 | 0.93% | 0 | 0.00% | 381 | 88.40% | 431 | ||||||||||||
| Tuolumne | 3,133 | 56.92% | 1,307 | 23.75% | 1,064 | 19.33% | 0 | 0.00% | 1,826 | 33.18% | 5,504 | ||||||||||||
| Yolo | 521 | 46.77% | 173 | 15.53% | 419 | 37.61% | 1 | 0.09% | 102 | 9.16% | 1,114 | ||||||||||||
| Yuba | 2,135 | 55.25% | 717 | 18.56% | 1,012 | 26.19% | 0 | 0.00% | 1,123 | 29.06% | 3,864 | ||||||||||||
| Total | 53,122 | 56.71% | 21,040 | 22.46% | 19,481 | 20.80% | 29 | 0.03% | 32,082 | 34.25% | 93,672 | ||||||||||||