shantytown
From Longman Dictionary of Contemporary Englishshantytownshan‧ty‧town /ˈʃæntiˌtaʊn/ noun [countable] TOWNa very poor area in or near a town where people live in small houses made from thin sheets of wood, tin etcExamples from the Corpusshantytown• People were crammed into old, dilapidated buildings or flimsy shantytowns or crudely built new housing.• How many shantytowns of the Third World would not cherish one of those suburban bungalows you so despise?• Bulldozers moved in to knock down the shantytown.• He searched for the uncle as well, scouring often through the shantytown near Cholon; but he never found him either.