MAG (The Maricopa Association of Governments) has an easy to use, demographic interactive map with all sorts of demographic info.
You can choose to run reports by zip code, County Supervisor district, county summary or customize your report. There are several overlays you can use to find specific information. Information like % owner occupied units, % rental units, median gross rent, vacancy rates (non seasonal and seasonal), housing units per square mile and more.
You can discover transportation by number and type of vehicles as well as other modes of transportation. Research the workforce population and type of industries the workforce serves.
Education levels, poverty levels, total population and more.