|Elevation||922 ft (281 m)|
The original townsite was about 3 miles (5 km) northwest of the present site at  The Yorkville post office opened in 1868 and moved to the new site with the town in 1937. "The Late Pomo or Ma-cu-maks of the present day Yorkville area spoke the central Pomo language.".
The name honors R.H. York, the town's founder.
- U.S. Geological Survey Geographic Names Information System: Yorkville, 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. 171. ISBN 1-884995-14-4.
- "Anderson Valley Historical Museum, Boonville CA". Archived from the original on October 14, 2011. Retrieved 2013-01-14.
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