Phoenix, AZ is the largest city in Arizona and the 5h largest city in the united states. It became a state in 1881 and eventually became a major hub for the southwestern United States. Phoenix currently has a very active real estate market. Many people choose to buy their second house in Arizona, most likely due to the low housing costs compared to some of the other bigger cities like Chicago. Here on this website we list houses in Phoenix, AZ for sale. You can search using the form to the right.