Nichols is an unincorporated community in Contra Costa County, California, United States. It is on the Atchison, Topeka and Santa Fe Railroad 5.5 miles (9 km) west of Pittsburg, at an elevation of 62 feet (19 m). The place is named for William H. Nichols, who was a landowner here.
- ^ a b c d e f "Nichols (Contra Costa County, California)". Geographic Names Information System. United States Geological Survey. Retrieved May 11, 2014.
- ^ a b "FIPS55 Data: California". FIPS55 Data. United States Geological Survey. February 23, 2006. Retrieved May 11, 2014.
- ^ a b Durham, David L. (1998). California's Geographic Names: A Gazetteer of Historic and Modern Names of the State. Quill Driver Books. p. 672. ISBN 9781884995149.