CA Prop Predictor

Dashboard Propositions Predictions Scenarios District Impact

CA SOS Cal-Access

California Propositions

Browse and analyze statewide ballot propositions with prediction data

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Total Propositions

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Upcoming

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Passed

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California Proposition Predictor

A data-driven tool for estimating the probability that California statewide propositions pass, based on historical data, campaign finances, demographics, and ballot wording analysis.

This tool is for informational purposes only. Predictions are based on statistical models and historical patterns, and should not be considered as definitive outcomes.

Data Sources

Cal-Access
Census Bureau ACS
CA Secretary of State
Ballotpedia
CalMatters

Resources

UC Davis DataLab
CA Elections Data Archive
CA Budget Center
League of Women Voters

Data sourced from public California state records and federal census data.

About Methodology API