| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2020-07-03 | 441,371 | 53.98% | 18.67% | 21.46% | 5.89% |
| 2020-02-18 | 438,451 | 52.62% | 18.73% | 22.50% | 6.16% |
| 2019-10-01 | 431,803 | 50.92% | 18.44% | 24.25% | 6.39% |
| 2018-10-22 | 426,319 | 50.34% | 18.84% | 25.18% | 5.65% |
| 2016-10-24 | 431,483 | 51.32% | 20.23% | 22.63% | 5.82% |
| 2016-01-05 | 389,364 | 49.00% | 20.80% | 23.59% | 6.60% |
| 2014-09-05 | 392,452 | 49.07% | 21.32% | 23.04% | 6.57% |
| 2012-10-22 | 415,320 | 49.33% | 21.88% | 22.37% | 6.41% |
| * Includes "unknown" in some counties that appeared to have moved the prior "Decline to State" to NPP when it was created *Includes qualified third parties and "other" | |||||
| Change between October 24, 2016 and July 3, 2020 | ||||
|---|---|---|---|---|
| Registered Voters | Democratic Share | Republican Share | No Party Preference* Share | Other** Share |
| 9,888 | 2.66% | -1.56% | -1.17% | 0.07% |
| * Includes "unknown" in some counties that appeared to have moved the prior "Decline to State" to NPP when it was created **Includes qualified third parties and "other" Source: California Secretary of State | ||||