Sierra Madre, California, United States [City]; population was 10,762 in 1990; housing units was 4,868 in 1990; location is 34°10'N 118°3'W; land area is 3.00 square miles (1,922 acres); water area is 0.01 square miles (3 acres); FIPS code is 71806 [SourceCBP]