Data on registered voters, registration and voting survey, and precinct maps for Sacramento county.

Data on registered voters, registration and voting survey, and precinct maps for San Francisco county.

Registration and voting survey for San Joaquin county.

Data on registered voters, registration and voting survey, and correspondence for San Mateo county.

Data on registered voters, registration and voting survey, correspondence and precinct maps for Santa Clara county.

Data on registered voters for Santa Cruz county.

Data on registered voters, registration and voting survey, and correspondence for Solano county

Data on registered voters for Sonoma county.

Registration and voting surveys completed by county officials for Stanislaus and Tulare counties.

Data on registered voters and correspondence for Sutter county.