| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2012-10-22 | 321,627 | 53.22% | 21.10% | 20.97% | 4.72% |
| 2014-09-05 | 303,671 | 52.19% | 21.02% | 22.13% | 4.65% |
| 2016-10-24 | 342,209 | 53.27% | 19.87% | 22.58% | 4.28% |
| 2018-10-22 | 348,185 | 51.44% | 18.08% | 26.20% | 4.28% |
| * 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 |
| 26,558 | -1.78% | -3.02% | 5.23% | -0.44% |
| * 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 | ||||