key facts retail residential occupancy pedestrian counts sectors 2 3 4 6 8 10 location guide for center city philadelphia prepared by district and central development corporation september 2006 660 chestnut street pa 19107 p 215 440 5500 f 922 7672 www centercityphila org g louc ester c amd en b urli ngt on n ew jer se y hest er del a w ar e ns yl v an i d ela re m ontgo mery ucks hilad elph ia 1 0 of cent ity s workf orce l iv es in ent the wo rkfor ce liv ph ila phia neig hbor hoo ds 34 our me tr o polit enns ylv ani ounties t hr ee conti guous sey counti demographics total employment 225 308 regional population million 5