| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2020-07-03 | 604,271 | 45.41% | 24.49% | 24.68% | 5.42% |
| 2020-02-18 | 593,621 | 44.57% | 24.49% | 25.51% | 5.44% |
| 2019-10-01 | 585,604 | 43.35% | 24.53% | 26.76% | 5.36% |
| 2018-10-22 | 567,743 | 42.48% | 25.26% | 27.69% | 4.57% |
| 2016-10-24 | 569,237 | 43.27% | 27.50% | 24.53% | 4.70% |
| 2016-01-05 | 529,670 | 40.90% | 29.54% | 24.43% | 5.14% |
| 2014-09-05 | 538,686 | 41.22% | 30.07% | 23.64% | 5.06% |
| 2012-10-22 | 535,439 | 41.52% | 31.37% | 19.03% | 8.08% |
| * 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 |
| 35,034 | 2.14% | -3.01% | 0.15% | 0.72% |
| * 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 | ||||