▁ ▁Early ▁to ▁mid - 2 0 th ▁century ▁ ▁The ▁reputation ▁of ▁the ▁district ▁alter ed ▁over ▁the ▁course ▁of ▁the ▁ 2 0 th ▁century . ▁As ▁middle - class ▁households ▁ceased ▁to ▁employ ▁servants , ▁the ▁large ▁Not ting ▁Hill ▁houses ▁lost ▁their ▁market ▁and ▁were ▁increasing ly ▁split ▁into ▁multiple ▁occupation . ▁During ▁the ▁Bl itz ▁a ▁number ▁of ▁buildings ▁were ▁dam aged ▁or ▁destroyed ▁by ▁the ▁Luft wa ffe , ▁including ▁All ▁Sain ts ' ▁Church , ▁which ▁was ▁hit ▁in ▁ 1 9 4 0 ▁and ▁again ▁in ▁ 1 9 4 4 . ▁In ▁the ▁post war ▁period ▁the ▁name ▁Not ting ▁Hill ▁ev oked ▁a ▁down - at - heel ▁area ▁of ▁cheap ▁lod g ings , ▁ep it om ised ▁by ▁the ▁ra ck ete ering ▁land l ord ▁Peter ▁Rach man ▁and ▁the ▁mur ders ▁committed ▁by ▁John ▁Christ ie ▁in ▁ 1 0 ▁R ill ington ▁Place , ▁since ▁demol ished . ▁The ▁area ▁to ▁the ▁north ▁east , ▁Gol bor ne , ▁was ▁particularly ▁known ▁for ▁being , ▁in ▁the ▁words ▁of ▁Charles ▁Bo oth , ▁" one ▁of ▁the ▁worst ▁areas ▁in ▁London ". ▁South am ▁Street ▁in ▁K ens al ▁Green ▁had ▁ 2 , 4 0 0 ▁people ▁living ▁in ▁ 1 4 0 ▁nine - room ed ▁houses ▁in ▁ 1 9 2 3 , ▁and ▁the ▁sl um ▁children ▁from ▁this ▁street ▁were ▁documented ▁in ▁the ▁ 1 9 5 0 s ▁photograph s ▁of ▁Roger