Unless Riverside, IL sprang into existence within the last few years, I don't think their contemporary real estate prices are relevant here. It's just as (if no

Unless Riverside, IL sprang into existence within the last few years, I don't think their contemporary real estate prices are relevant here. It's just as (if not more) likely that their home values are a result of the unified architecture. You would have to look at land, material, and labor costs at the time the majority of the homes were built.