What are some books that showcase urban decay?
>>23817792Race War in High SchoolThe Slaughter of CitiesThe Geography of NowhereThe Power BrokerThe Life and Death of Great American Cities
High Rise
Suttree by Cormac McCarthy if you consider "building an interstate which forever changes a city" as urban decay. McCarthy would certainly consider it as the decaying of the Knoxville he knew.However, what you're looking for are Concrete by J.G. Ballard and High Rise by J.G. Ballard.
>>23817816Any JG Ballard for that matter
Dhalgren by Samuel Delaney takes place in a mostly abandoned detroit-like city and has street gangs, buildings on fire, social deterioration, etc.