Lake Nacimiento, California, United States [CDP]; population was 1,556 in 1990; housing units was 1,047 in 1990; location is 35°44'N 120°53'W; land area is 1.98 square miles (1,266 acres); water area is 0.00 square miles (0 acres); FIPS code is 39670 [SourceCBP]