| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2012-10-22 | 164,230 | 48.52% | 30.09% | 16.95% | 4.44% |
| 2014-09-05 | 165,715 | 48.59% | 27.75% | 19.18% | 4.49% |
| 2016-10-24 | 174,291 | 47.69% | 27.03% | 20.85% | 4.43% |
| 2018-10-22 | 182,038 | 44.99% | 24.85% | 25.66% | 4.50% |
| * 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 |
| 17,808 | -3.53% | -5.24% | 8.71% | 0.06% |
| * 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 | ||||