California State Senate District 30

State Legislative District Profile (Upper Chamber)

Overview

District ID
ca-sd-030
State
California
Chamber
Upper chamber (state senate)
District Code
030
Land Area
187.9 sq mi
Water Area
1.52 sq mi

Boundary

Boundary of California State Senate District 30

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Los Angeles County171.86 sq mi91.5%4.2%
Orange County16.00 sq mi8.5%2.0%

Showing all 2 counties

Places

PlaceOverlapShare of district landShare of place land
Diamond Bar city14.87 sq mi7.9%99.9%
Whittier city14.65 sq mi7.8%100.0%
Rowland Heights CDP13.08 sq mi7.0%100.0%
Downey city12.41 sq mi6.6%100.0%
Industry city11.78 sq mi6.3%100.0%
Hacienda Heights CDP11.15 sq mi5.9%100.0%
Brea city10.28 sq mi5.5%81.3%
Norwalk city9.71 sq mi5.2%100.0%
Walnut city8.99 sq mi4.8%100.0%
Santa Fe Springs city8.86 sq mi4.7%100.0%
Montebello city8.33 sq mi4.4%100.0%
Pico Rivera city8.32 sq mi4.4%100.0%
La Mirada city7.82 sq mi4.2%100.0%
La Habra Heights city6.16 sq mi3.3%100.0%
Bellflower city6.12 sq mi3.3%100.0%
La Puente city3.48 sq mi1.9%100.0%
West Whittier-Los Nietos CDP2.52 sq mi1.3%100.0%
Avocado Heights CDP2.25 sq mi1.2%100.0%
Valinda CDP2.01 sq mi1.1%100.0%
West Puente Valley CDP1.87 sq mi1.0%100.0%
West Covina city1.82 sq mi1.0%11.4%
South San Jose Hills CDP1.50 sq mi0.8%100.0%
Rose Hills CDP0.44 sq mi0.2%100.0%
Placentia city0.22 sq mi0.1%3.3%

Showing all 24 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
CA District 38623,21263.1%82.2%69.7%
CA District 42162,57216.5%21.5%8.4%
CA District 31136,08213.8%18.0%12.2%
CA District 4538,9863.9%5.1%4.4%
CA District 4415,2771.5%2.0%0.5%
CA District 409,4621.0%1.2%4.2%
CA District 352,3010.2%0.3%0.6%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Demographics

Total Population
960,249 (± 4,148)
Median Age
40.0
Median Household Income
$96,708 (± $1,487)
High School Graduate or Higher (age 25+)
81.6%
Bachelor's Degree or Higher (age 25+)
29.1%

Population by Age

GroupPeopleShare
Under 18198,06820.6%
18 to 64599,04262.4%
65 and over163,13917.0%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)586,60261.1%
White, not Hispanic119,03812.4%
Black, not Hispanic27,0292.8%
Asian, not Hispanic198,78520.7%
American Indian / Alaska Native, not Hispanic1,8240.2%
Native Hawaiian / Pacific Islander, not Hispanic2,0430.2%
Some other race, not Hispanic6,3830.7%
Two or more races, not Hispanic18,5451.9%

Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.

Citizen Voting Age Population

Total Citizen Population
840,495
Citizen Voting Age Population (CVAP)
649,283

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic329,38939.2%
Hispanic511,10860.8%
White120,30314.3%
Black27,4193.3%
Asian161,23019.2%
American Indian / Alaska Native1,9380.2%
Native Hawaiian / Pacific Islander2,2270.3%
Two or More Races4,3780.5%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic273,18042.1%
Hispanic376,10457.9%
White105,87416.3%
Black23,5813.6%
Asian136,13921.0%
American Indian / Alaska Native3,3130.5%
Native Hawaiian / Pacific Islander1,7130.3%
Two or More Races2,6850.4%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).