to
Update
is a city located in southern Napa County, California, northeast of San Francisco. It is part of the Napa, California Metropolitan Statistical Area. As of 2008, the population was 15,276, up sharply from the 2000 census population of 9,774. Its zip code is 94503, and its area code is 707. It is in the Pacific Time time zone and observes daylight-saving time.
American Canyon is located at 38°10'5" North, 122°15'9" West (38.168059, -122.252589). American Canyon is bounded geographically by the Napa River to the west, the foothills of the Sulphur Springs Mountains to the east, Vallejo to the south and vineyards and the Napa County Airport (IATA airport code APC) to the north.
According to the United States Census Bureau, the city has a total area of 4.1 square miles (10.7 km²).