I've built something kind of similar to this for the UK which shows prices of post codes, so you can see what are the cheap / expensive areas in a town or city.

I've built something kind of similar to this for the UK which shows prices of post codes, so you can see what are the cheap / expensive areas in a town or city. https://postcodeprices.com/cambridgeshire/cambridge https://postcodeprices.com/cambridgeshire/cambridge