Congressional District 16 (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 16

DISTRICT CD16


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

NameCountPercent
Total Population (POP)760,066100.00%
POP Hispanic or Latino151,12619.88%
POP Not Hispanic or Latino (NH)608,94080.12%
POP NH Population of one race570,30675.03%
POP NH White alone322,75542.46%
POP NH Black or African American alone14,3001.88%
POP NH Asian alone225,34529.65%
POP NH American Indian and Alaska Native alone1,0970.14%
POP NH Native Hawaiian and Other Pacific Islander alone2,3270.31%
POP NH Some Other Race alone4,4820.59%
POP NH Population of two or more races38,6345.08%
POP DOJ NH Black or African American17,3602.28%
POP DOJ NH Asian246,27232.40%
POP DOJ NH American Indian and Alaska Native4,7440.62%
POP DOJ NH Native Hawaiian and Other Pacific Islander3,0130.40%
POP DOJ NH Some Other Race9,9831.31%
POP DOJ NH Balance of Population of two or more races4,8130.63%

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

NameCountPercent
Total Voting Age Population (VAP)601,332100.00%
VAP Hispanic or Latino109,16318.15%
VAP Not Hispanic or Latino (NH)492,16981.85%
VAP NH Population of one race469,80278.13%
VAP NH White alone271,97645.23%
VAP NH Black or African American alone11,9961.99%
VAP NH Asian alone179,77729.90%
VAP NH American Indian and Alaska Native alone9100.15%
VAP NH Native Hawaiian and Other Pacific Islander alone1,8760.31%
VAP NH Some Other Race alone3,2670.54%
VAP NH Population of two or more races22,3673.72%
VAP DOJ NH Black or African American13,8522.30%
VAP DOJ NH Asian189,44531.50%
VAP DOJ NH American Indian and Alaska Native3,9260.65%
VAP DOJ NH Native Hawaiian and Other Pacific Islander2,3590.39%
VAP DOJ NH Some Other Race7,4181.23%
VAP DOJ NH Balance of Population of two or more races3,1930.53%

2020 Census Housing Occupancy Status

NameCountPercent
Total Housing Units284,953100.00%
Occupied269,92094.72%
Vacant15,0335.28%

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

NameCountPercent
Total Group Quarters Population:20,723100.00%
Institutionalized population:3,91218.88%
Correctional facilities for adults570.28%
Juvenile facilities620.30%
Nursing facilities/Skilled-nursing facilities3,45316.66%
Other institutional facilities3401.64%
Noninstitutionalized population:16,81181.12%
College/University student housing13,01662.81%
Military quarters00.00%
Other noninstitutional facilities3,79518.31%

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

NameCountPercent
Total Citizen Population (CITZ)634,945100.00%
CITZ Hispanic or Latino118,49218.66%
CITZ Not Hispanic or Latino (NH)516,20481.30%
CITZ NH White alone294,25146.34%
CITZ NH Black or African American Alone14,0642.21%
CITZ NH Asian Alone173,83327.38%
CITZ NH American Indian and Alaska Native Alone9010.14%
CITZ NH Native Hawaiian and Other Pacific Islander alone3,3160.52%
CITZ NH Black or African American and White4,4500.70%
CITZ NH American Indian or Alaska Native and White18,5412.92%
CITZ NH Asian and White2,6770.42%
CITZ NH American Indian or Alaska Native and Black or African American1510.02%
CITZ NH Remainder of Two or More Race4,2570.67%
CITZ DOJ NH Black or African American18,5142.92%
CITZ DOJ NH Asian192,37430.30%
CITZ DOJ NH American Indian and Alaska Native3,5780.56%

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

NameCountPercent
Total Citizen Voting Age Population (CVAP)483,495100.00%
CVAP Hispanic or Latino76,09315.74%
CVAP Not Hispanic or Latino (NH)407,18484.22%
CVAP NH White alone245,12950.70%
CVAP NH Black or African American Alone11,4462.37%
CVAP NH Asian Alone132,66727.44%
CVAP NH American Indian and Alaska Native Alone6310.13%
CVAP NH Native Hawaiian and Other Pacific Islander alone1,8860.39%
CVAP NH Black or African American and White2,5500.53%
CVAP NH Asian and White7,9551.65%
CVAP NH American Indian or Alaska Native and White2,0650.43%
CVAP NH American Indian or Alaska Native and Black or African American1510.03%
CVAP NH Remainder of Two or More Race2,6480.55%
CVAP DOJ NH Black or African American13,9962.89%
CVAP DOJ NH Asian140,62229.08%
CVAP DOJ NH American Indian and Alaska Native2,6960.56%

Counties In District

NameCountPercent
San Mateo120,27715.71%
Santa Clara639,79532.98%

Places In District

NameCountPercent
SAN MATEO: Atherton(C)6,99597.23%
SAN MATEO: El Granada(U)5,485100.00%
SAN MATEO: Half Moon Bay(C)11,814100.00%
SAN MATEO: Ladera(U)1,558100.00%
SAN MATEO: La Honda(U)980100.00%
SAN MATEO: Loma Mar(U)134100.00%
SAN MATEO: Menlo Park(C)23,20868.60%
SAN MATEO: Montara(U)2,838100.00%
SAN MATEO: Moss Beach(U)3,218100.00%
SAN MATEO: Pacifica(C)38,674100.00%
SAN MATEO: Pescadero(U)595100.00%
SAN MATEO: Portola Valley(C)4,457100.00%
SAN MATEO: West Menlo Park(U)3,934100.00%
SAN MATEO: Woodside(C)5,313100.00%
SAN MATEO: Remainder of San Mateo(R)11,07463.02%
SANTA CLARA: Burbank(U)00.00%
SANTA CLARA: Cambrian Park(U)3,724100.00%
SANTA CLARA: Campbell(C)44,028100.00%
SANTA CLARA: Fruitdale(U)990100.00%
SANTA CLARA: Lexington Hills(U)2,495100.00%
SANTA CLARA: Los Altos(C)31,668100.00%
SANTA CLARA: Los Altos Hills(C)8,501100.00%
SANTA CLARA: Los Gatos(C)33,585100.00%
SANTA CLARA: Loyola(U)3,498100.00%
SANTA CLARA: Monte Sereno(C)3,482100.00%
SANTA CLARA: Mountain View(C)82,486100.00%
SANTA CLARA: Palo Alto(C)68,654100.00%
SANTA CLARA: San Jose(C)297,41429.28%
SANTA CLARA: Saratoga(C)31,080100.00%
SANTA CLARA: Stanford(U)21,168100.00%
SANTA CLARA: Remainder of Santa Clara(R)7,02224.86%

Senate Office of Demographics 02/2026