From a total population of 4,532, Portola Valley has a median age of 55. The average age of males, in Portola Valley, is 54.5 while the average age of females is 56.2. When you compare this to median age of California, Portola Valley is 19.4 years older.
The median income of individuals, in Portola Valley, is $152,128 while the average household income is $182,381. When comparing the median income of people living in Portola Valley to the rest of California, the average income in Portola Valley is $122,222 more.