Portola Valley is located in California. Portola Valley, California has a population of 4,398. Portola Valley is less family-centric than the surrounding county with 25% households with children. The county percentage for households with children is 29%.
The median household income in Portola Valley, California is $210,640. The median household income for the surrounding county is $129,972 compared to the national median of $66,222. The median age of people living in Portola Valley is 55.2 years.
The average high temperature in July is 88.2 degrees, with an average low temperature in January of 36.4 degrees. The annual precipitation is 33.21.