| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2012-10-22 | 373,566 | 39.21% | 37.79% | 18.57% | 4.43% |
| 2014-09-05 | 361,441 | 38.58% | 36.38% | 19.94% | 5.09% |
| 2018-10-22 | 408,727 | 37.90% | 31.13% | 25.76% | 5.20% |
| * 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 |
| 35,161 | -1.31% | -6.66% | 7.19% | 0.77% |
| * 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 | ||||