| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2012-10-22 | 417,647 | 42.48% | 37.53% | 15.76% | 4.23% |
| 2016-10-24 | 463,205 | 42.52% | 33.18% | 19.83% | 4.47% |
| 2018-10-22 | 476,690 | 40.43% | 30.62% | 24.30% | 4.64% |
| * 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 |
| 59,043 | -2.05% | -6.91% | 8.54% | 0.41% |
| * 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" Source: California Secretary of State | ||||