California's 31st senatorial district

California's 31st State Senate district
California's 31st State Senate district
Current senator
	Richard Roth; D–Riverside
Population (2010); • Voting age; • Citizen voting age	940,612; 659,186; 476,314
Demographics	28.71% White; 9.17% Black; 52.40% Latino; 7.85% Asian; 0.58% Native American; 0.43% Hawaiian/Pacific Islander; 0.25% other; 0.61% remainder of multiracial;
Registered voters	451,552
Registration	44.99% Democratic; 27.50% Republican; 21.90% No party preference

California's 31st senatorial district is one of 40 California State Senate districts. It is currently represented by Democrat Richard Roth of Riverside.