| Voter Registration Trend | |||||
|---|---|---|---|---|---|
| Report Date | Registered Voters | Democratic % | Republican % | No Party Preference* % | Other** |
| 2020-07-03 | 229,850 | 43.75% | 18.45% | 32.79% | 5.01% |
| 2020-02-18 | 225,979 | 42.91% | 18.22% | 33.86% | 5.00% |
| 2019-10-01 | 221,505 | 41.85% | 18.03% | 35.30% | 4.81% |
| 2018-10-22 | 211,002 | 41.00% | 18.44% | 36.83% | 3.73% |
| 2016-10-24 | 207,448 | 42.49% | 20.34% | 33.36% | 3.81% |
| 2016-01-05 | 200,568 | 40.12% | 22.12% | 33.53% | 4.23% |
| 2014-09-05 | 204,844 | 40.58% | 22.89% | 32.36% | 4.17% |
| 2012-10-22 | 204,282 | 40.96% | 24.02% | 26.97% | 8.06% |
| * 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" | |||||
| Change between October 24, 2016 and July 3, 2020 | ||||
|---|---|---|---|---|
| Registered Voters | Democratic Share | Republican Share | No Party Preference* Share | Other** Share |
| 22,402 | 1.26% | -1.89% | -0.57% | 1.2% |
| * 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 | ||||