#21. The Most Public Transit-Friendly ZIP Codes in the Trenton-Princeton Metro Area, NJ ZIP Code 08620, NJ Learn more Population: 11,623 Median Age: 40 College-Educated: 30% Family-Households: 74% Median Household Income: $94,807 Average Commute (mi.): 27 Lived Here Last Year: 90% Median Home Value: $266,100 Median Monthly Rent: $1,061 Renter-Occupied: 17%