California's 1st senatorial district

California's 1st State Senate district
Current senator	Brian Dahle R–Bieber
Population (2010)  • Voting age  • Citizen voting age	935,336[1] 728,887[1] 672,832[1]
Demographics	79.41% White 1.84% Black 10.73% Latino 4.59% Asian 2.52% Native American 0.27% Hawaiian/Pacific Islander 0.27% other 0.37[1]% remainder of multiracial
Registered voters	618,334[2]
Registration	42.07% Republican 30.27% Democratic 19.85% No party preference

California's 1st state senatorial district is one of 40 California State Senate districts. The district is represented by Republican Brian Dahle of Bieber, having won the seat in a June 2019 special election after Republican Ted Gaines of El Dorado Hills resigned to become a member of the California Board of Equalization in January 2019.^[3][4][5]