How California's Primary Works
California uses different primary rules for state/congressional and presidential elections
State / Congressional
Presidential
& Party Affiliation Statistics
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Key voter registration statistics · Updated 2026
31.19% of voters in Santa Clara County are registered independents (No Party Preference or American Independent Party), compared with 27.25% across California. That's the highest share of any California county with at least 50,000 voters.
Answered directly from the voter file with Voter Count
How many registered Democrats, Republicans, and Independents are in California?
| Party | Registered Voters | % of Total |
|---|---|---|
Democratic | 10,089,599 | 44.6% |
Republican | 5,660,070 | 25.0% |
Independent | 6,168,695 | 27.3% |
Other | 715,089 | 3.2% |
California uses different primary rules for state/congressional and presidential elections
State / Congressional
Presidential
Independent registration trend in California
How many eligible Californians actually vote?
| Election | Turnout | Voted |
|---|---|---|
| 2024 General | 62.3% | 16,140,044 |
| 2022 General | 42.9% | 11,146,610 |
| 2020 General | 68.8% | 17,785,151 |
| 2022 State Primary | 33.2% | 7,285,230 |
| 2024 Presidential Primary | 35.0% | 7,719,218 |
Primary turnout figures reflect all voters regardless of party registration. Source: each state’s Secretary of State Statement of Vote.
All data provided by
Ask about any county, age group, or district in California, in plain English, and get answers in seconds.