Congressional District 27 (2025)

This Congressional district was established by the voters of California with the passage of Proposition 50 (2025) on November 4, 2025 and will go into effect after the November 2026 elections and upon seating of the 120th Congress, January 3, 2027. This district will stay in use until the California Citizens Redistricting Commission draws new maps following the 2030 U.S. Census.

Map of California 2025 Congressional District 27

DISTRICT CD27


2020 Census Population (adj Elec. §21003 - SWDB 9/27/2021)

NameCountPercent
Total Population (POP)760,067100.00%
POP Hispanic or Latino346,01545.52%
POP Not Hispanic or Latino (NH)414,05254.48%
POP NH Population of one race385,17350.68%
POP NH White alone236,15831.07%
POP NH Black or African American alone73,8009.71%
POP NH Asian alone67,2898.85%
POP NH American Indian and Alaska Native alone1,9380.25%
POP NH Native Hawaiian and Other Pacific Islander alone1,0090.13%
POP NH Some Other Race alone4,9790.66%
POP NH Population of two or more races28,8793.80%
POP DOJ NH Black or African American79,59610.47%
POP DOJ NH Asian75,5309.94%
POP DOJ NH American Indian and Alaska Native6,0990.80%
POP DOJ NH Native Hawaiian and Other Pacific Islander1,4830.20%
POP DOJ NH Some Other Race8,3151.09%
POP DOJ NH Balance of Population of two or more races6,8710.90%

2020 Census Voting Age Population (adj Elec. §21003 - SWDB 9/27/2021)

NameCountPercent
Total Voting Age Population (VAP)573,611100.00%
VAP Hispanic or Latino243,19542.40%
VAP Not Hispanic or Latino (NH)330,41657.60%
VAP NH Population of one race311,57854.32%
VAP NH White alone197,19034.38%
VAP NH Black or African American alone54,0909.43%
VAP NH Asian alone54,5369.51%
VAP NH American Indian and Alaska Native alone1,5430.27%
VAP NH Native Hawaiian and Other Pacific Islander alone8040.14%
VAP NH Some Other Race alone3,4150.60%
VAP NH Population of two or more races18,8383.28%
VAP DOJ NH Black or African American57,2489.98%
VAP DOJ NH Asian59,22110.32%
VAP DOJ NH American Indian and Alaska Native4,9990.87%
VAP DOJ NH Native Hawaiian and Other Pacific Islander1,1410.20%
VAP DOJ NH Some Other Race6,0321.05%
VAP DOJ NH Balance of Population of two or more races4,5850.80%

2020 Census Housing Occupancy Status

NameCountPercent
Total Housing Units244,265100.00%
Occupied237,03197.04%
Vacant7,2342.96%

2020 Census Group Quarters Population (adj Elec. §21003 - SWDB 9/27/2021)

NameCountPercent
Total Group Quarters Population:10,256100.00%
Institutionalized population:6,91067.38%
Correctional facilities for adults5,60654.66%
Juvenile facilities1181.15%
Nursing facilities/Skilled-nursing facilities1,0149.89%
Other institutional facilities1721.68%
Noninstitutionalized population:3,34632.62%
College/University student housing8498.28%
Military quarters00.00%
Other noninstitutional facilities2,49724.35%

2019-2023 ACS Citizen Population (adj Elec. §21003 - SWDB 7/16/2025)

NameCountPercent
Total Citizen Population (CITZ)676,553100.00%
CITZ Hispanic or Latino297,87044.03%
CITZ Not Hispanic or Latino (NH)378,79655.99%
CITZ NH White alone222,54032.89%
CITZ NH Black or African American Alone74,89011.07%
CITZ NH Asian Alone56,0228.28%
CITZ NH American Indian and Alaska Native Alone2,0030.30%
CITZ NH Native Hawaiian and Other Pacific Islander alone1,2030.18%
CITZ NH Black or African American and White6,5660.97%
CITZ NH American Indian or Alaska Native and White7,5211.11%
CITZ NH Asian and White2,4440.36%
CITZ NH American Indian or Alaska Native and Black or African American7720.11%
CITZ NH Remainder of Two or More Race4,6770.69%
CITZ DOJ NH Black or African American81,45612.04%
CITZ DOJ NH Asian63,5439.39%
CITZ DOJ NH American Indian and Alaska Native4,4470.66%

2019-2023 ACS Citizen Voting Age Population (adj Elec. §21003 - SWDB 7/16/2025)

NameCountPercent
Total Citizen Voting Age Population (CVAP)491,708100.00%
CVAP Hispanic or Latino194,05139.46%
CVAP Not Hispanic or Latino (NH)297,62160.53%
CVAP NH White alone184,06337.43%
CVAP NH Black or African American Alone54,22311.03%
CVAP NH Asian Alone44,8109.11%
CVAP NH American Indian and Alaska Native Alone1,1120.23%
CVAP NH Native Hawaiian and Other Pacific Islander alone1,0320.21%
CVAP NH Black or African American and White2,9370.60%
CVAP NH Asian and White3,8690.79%
CVAP NH American Indian or Alaska Native and White2,0570.42%
CVAP NH American Indian or Alaska Native and Black or African American6360.13%
CVAP NH Remainder of Two or More Race2,7800.57%
CVAP DOJ NH Black or African American57,16011.62%
CVAP DOJ NH Asian48,6799.90%
CVAP DOJ NH American Indian and Alaska Native3,1690.64%

Counties In District

NameCountPercent
Los Angeles760,0657.56%

Places In District

NameCountPercent
LOS ANGELES: Desert View Highlands(U)2,692100.00%
LOS ANGELES: Green Valley(U)1,038100.00%
LOS ANGELES: Lancaster(C)162,70794.88%
LOS ANGELES: Leona Valley(U)1,558100.00%
LOS ANGELES: Littlerock(U)1,583100.00%
LOS ANGELES: Los Angeles(C)143,7643.67%
LOS ANGELES: Palmdale(C)170,394100.00%
LOS ANGELES: Santa Clarita(C)220,58796.26%
LOS ANGELES: Stevenson Ranch(U)20,211100.00%
LOS ANGELES: Sun Village(U)12,369100.00%
LOS ANGELES: Remainder of Los Angeles(R)23,16226.43%

Senate Office of Demographics 02/2026