|Elevation||10 ft (3 m)|
|Time zone||UTC-8 (Pacific)|
|• Summer (DST)||UTC-7 (PDT)|
|GNIS feature ID||2628729|
Fairhaven (formerly Rolph) is an unincorporated community and census-designated place (CDP) adjacent to Humboldt Bay in Humboldt County, California, United States. It is located 2.25 miles (3.6 km) west-southwest of downtown Eureka, at an elevation of 10 feet (3.0 m) above sea level.
In 1867, Hans Ditlev Bendixsen opened a ship building yard in Fairhaven. Bendixsen built many vessels for the lumber trade. Bendixsen constructed 92 sailing vessels between 1869 and 1901, including 35 three-masters. These included the C.A. Thayer which is now preserved at the San Francisco Maritime National Historical Park.
|U.S. Decennial Census|
- U.S. Geological Survey Geographic Names Information System: Fairhaven, California
- Durham, David L. (1998). California's Geographic Names: A Gazetteer of Historic and Modern Names of the State. Clovis, Calif.: Word Dancer Press. p. 58. ISBN 1-884995-14-4.
- Turner, Dennis W. & Gloria H. (2010). Place Names of Humboldt County, California: A Compendium 1542-2009. Oangeval, CA: Dennis W. & Gloria H. Turner. p. 89. ISBN 978-0-9629617-2-4.
- Leigh H. Irvine, History of Humboldt County California (Historic Record Company, Los Angeles, California, 1915) 
- "Census of Population and Housing". Census.gov. Archived from the original on May 12, 2015. Retrieved June 4, 2016.