Brea, California City Market City Cafe in Brea downtown Seal Location of Brea in Orange County, California. Brea, California Location in the United States Coordinates: 33°55′24″N 117°53′20″WCoordinates: 33°55′24″N 117°53′20″W Country United States State California County Orange Incorporated February 23, 1917[1] Government • City Council[4] Mayor Marty Simonoff Mayor Pro Team Christine Marick Steven Vargas Glenn Parker Cecilca Hupp • City treasurer William Christensen[2] • City manager Tim O'Donnell[3] Area[5] • Total 12.22 sq mi (31.66 km2) • Land 12.19 sq mi (31.58 km2) • Water 0.03 sq mi (0.08 km2) 0.26% Elevation[6] 361 ft (110 m) Population (2010)[7] • Total 39,282 • Estimate (2016)[8] 42,471 • Density 3,483.23/sq mi (1,344.89/km2) Time zone PST (UTC−8) • Summer (DST) PDT (UTC−7) ZIP codes 92821–92823 Area codes 657/714, 562 FIPS code 06-08100 GNIS feature IDs 1660373, 2409897 Website www.cityofbrea.net