▁Moon ach ie ▁( Ber gen ) ▁to ▁the ▁east ▁by ▁R idge field ▁and ▁South ▁H ack ens ack ▁( Ber gen ), ▁and ▁to ▁the ▁north west ▁by ▁Wall ington ▁( Ber gen ). ▁The ▁bor ough ▁is ▁approximately ▁ ▁north west ▁of ▁New ▁York ▁City ▁and ▁ ▁n ortheast ▁of ▁Philadelphia . ▁ ▁Dem ograph ics ▁ ▁Census ▁ 2 0 1 0 ▁ ▁The ▁Census ▁Bureau ' s ▁ 2 0 0 6 – 2 0 1 0 ▁American ▁Community ▁Survey ▁showed ▁that ▁( in ▁ 2 0 1 0 ▁infl ation - ad just ed ▁dollars ) ▁median ▁household ▁income ▁was ▁$ 6 2 , 2 5 5 ▁( with ▁a ▁margin ▁of ▁error ▁of ▁+ / − ▁$ 9 , 4 5 5 ) ▁and ▁the ▁median ▁family ▁income ▁was ▁$ 7 1 , 5 0 6 ▁(+ / − ▁$ 5 , 1 1 7 ). ▁M ales ▁had ▁a ▁median ▁income ▁of ▁$ 5 0 , 9 9 4 ▁(+ / − ▁$ 7 , 4 9 4 ) ▁versus ▁$ 4 1 , 3 3 3 ▁(+ / − ▁$ 6 , 4 6 8 ) ▁for ▁females . ▁The ▁per ▁cap ita ▁income ▁for ▁the ▁bor ough ▁was ▁$ 3 0 , 4 0 3 ▁(+ / − ▁$ 3 , 6 4 6 ). ▁About ▁ 7 . 2 % ▁of ▁families ▁and ▁ 6 . 8 % ▁of ▁the ▁population ▁were ▁below ▁the ▁pover ty ▁line , ▁including ▁ 3 .