| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2020-07-03 | 313,055 | 63.71% | 8.52% | 23.03% | 4.74% |
| 2020-02-18 | 310,723 | 62.74% | 8.53% | 23.97% | 4.76% |
| 2019-10-01 | 305,374 | 61.48% | 8.51% | 25.29% | 4.72% |
| 2018-10-22 | 300,970 | 60.87% | 8.54% | 26.57% | 4.02% |
| 2016-10-24 | 303,956 | 62.77% | 9.23% | 23.83% | 4.16% |
| 2016-01-05 | 269,656 | 61.60% | 10.20% | 23.48% | 4.72% |
| 2014-09-05 | 273,488 | 62.32% | 10.50% | 22.54% | 4.64% |
| 2012-10-22 | 273,901 | 63.22% | 11.02% | 16.67% | 9.09% |
| * 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 October 24, 2016 and July 3, 2020 | ||||
|---|---|---|---|---|
| Registered Voters | Democratic Share | Republican Share | No Party Preference* Share | Other** Share |
| 9,099 | 0.94% | -0.71% | -0.8% | 0.58% |
| * 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 | ||||