Median household income (2007)
Santa Clara County: $84,265
California: $59,928
United States: $50,740
But you should look at the data for people who have the college education with at least, BS/MS/PhD, and work in the field of EE, CS, IT, IC, etc. Since most of the Chinese students come to USA with a BS from China, then have other degrees from USA. Their family incomes are typically on top 2%~5% among all American Families if both parents are working or on top 10~15% if one is working. This is why more than 90% of PhD receivers in USA, who originally came to USA from China, will not return to China, but like to live at USA...... Watch the sample data...