Los Alamos, California

Los Alamos
Unincorporated community Census-designated place
Bob’s Well Bread Bakery, Los Alamos
Location in Santa Barbara County and the state of California
Coordinates: 34°44′31″N 120°16′31″W / 34.74194°N 120.27528°W / 34.74194; -120.27528
Country	United States
State	California
County	Santa Barbara
Government
• State senator	Monique Limón (D)[1]
• Assemblymember	Gregg Hart (D)[1]
• U. S. rep.	Salud Carbajal (D)[2]
Area [3]
• Total	3.869 sq mi (10.019 km2)
• Land	3.868 sq mi (10.018 km2)
• Water	0.001 sq mi (0.002 km2)  0.02%
Elevation [4]	568 ft (174 m)
Population  (2020)
• Total	1,839
• Density	480/sq mi (180/km2)
Time zone	UTC-8 (Pacific)
• Summer (DST)	UTC-7 (PDT)
ZIP code	93440
Area code	805
FIPS code	06-43252
GNIS feature IDs	245130, 2408131

Los Alamos (Spanish: Los Álamos, meaning The Cottonwoods) is an unincorporated community in Santa Barbara County, California, United States. Located in the Los Alamos Valley, the town of Los Alamos is considered to be a part of the Santa Ynez Valley community. Los Alamos is also connected to other cities Vandenberg SFB, Lompoc, Buellton, Solvang, and other Santa Barbara County cities. It is 140 miles (230 kilometres) northwest of Los Angeles and 281 miles (452 km) south of San Francisco. The population was 1,839 at the 2020 census, down from 1,890 at the 2010 census. For statistical purposes, the United States Census Bureau has defined Los Alamos as a census-designated place (CDP).