About This Place
Half Moon Bay is a coastal city in San Mateo County, California, USA. Its population was 11,324 as of the 2010 census. Immediately at the north of Half Moon Bay is the Pillar Point Harbor and the unincorporated community of Princeton-by-the-Sea.
Half Moon Bay is located at 37°27′32″N 122°26′13″W / 37.458840°N 122.436848°W / 37.458840; -122.436848, approximately 25 miles (40 km) south of San Francisco, 10 miles (16 km) west of San Mateo, and 45 miles (72 km) north of Santa Cruz. Neighboring towns include Montara, Moss Beach, and El Granada to the north and Purissima, San Gregorio, and Pescadero to the south. Primary access is via State Route 1 (the Cabrillo Highway) from the north and south and State Route 92 from the east.
According to the United States Census Bureau, the city has a total area of 6.4 square miles (16.7 km²), of which, 6.4 square miles (16.6 km²) of it is land and 0.02 square miles (0.05 km²) of it (0.32%) is water.