Country United States
State California
County Contra Costa
Incorporated January 21, 1948[1]
Government
• Mayor Robert Taylor[2]
• State Senator Mark DeSaulnier (D)[3]
• State Assembly Jim Frazier (D)[4]
• U. S. Congress Jerry McNerney (D)[5]
Area[6]
• Total 14.805 sq mi (38.345 km2)
• Land 14.786 sq mi (38.295 km2)
• Water 0.019 sq mi (0.049 km2) 0.13%
Elevation[7] 79 ft (24 m)
Population (2010)
• Total 51,481
• Density 3,500/sq mi (1,300/km2)
Time zone PST (UTC-8)
• Summer (DST) PDT (UTC-7)
ZIP code 94513
Area code(s) 925
FIPS code 06-08142
GNIS feature IDs 277479, 2409902
Website www.ci.brentwood.ca.us