| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2012-10-22 | 260,456 | 46.14% | 31.26% | 17.47% | 5.13% |
| 2014-09-05 | 256,891 | 45.92% | 29.54% | 19.89% | 4.65% |
| 2016-10-24 | 272,840 | 46.24% | 27.46% | 21.70% | 4.60% |
| 2018-10-22 | 276,807 | 44.07% | 25.17% | 26.09% | 4.67% |
| * 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 10/2012 and 10/2018 | ||||
|---|---|---|---|---|
| Registered Voters | Democratic Share | Republican Share | No Party Preference* Share | Other** Share |
| 16,351 | -2.07% | -6.09% | 8.62% | -0.46% |
| * 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 | ||||