Work on each market digs into recent transactions involving houses put up in 1980 or earlier, counts how frequently the purchasing party was a builder, and asks what that rhythm of buying means for an owner weighing an agreed private sale against advertising on the open market. How the study was put together, including the places where the record thins out, is explained on the methodology page.

While the report library for this site is being assembled, the city selling guides are already live, beginning with the Providence, Rhode Island guide inside the city index.

Nobody has to wait for a publication date to ask for a figure. Owners anywhere in the table can test their ZIP code against the service area or simply raise the question directly.