94508 Read more about 94508 zipcode 94508 County NAPA Household Size - Income 1 $89,750 Household Size - Income 2 $102,550 Household Size - Income 3 $115,350 Household Size - Income 4 $128,150 Household Size - Income 5 $138,450 Household Size - Income 6 $148,700 Household Size - Income 7 $158,950 Household Size - Income 8 $169,200