Myrtletown, California, United States [CDP]; population was 4,413 in 1990; housing units was 1,697 in 1990; location is 40°47'N 124°8'W; land area is 1.95 square miles (1,247 acres); water area is 0.03 square miles (19 acres); FIPS code is 50188 [SourceCBP]