Woodside is a small incorporated town in San Mateo County, California, United States, on the San Francisco Peninsula. It uses a council-manager system of government. The U.S. Census estimated the population of the town to be 5,287 in 2010.
Woodside is among the wealthiest communities in the United States.
The Woodside area was originally home to natives belonging to the Ohlone tribe. In 1769, led by Gaspar de Portolà, Spanish explorers searching for San Francisco Bay camped at a site near Woodside.