If you are planning to list your home for sale this spring and want to lock-in a top-dollar price each working fireplace adds $5,000 to $6,000 to the value of an average home," Benson estimated. Hearth purists say a wood-burning fireplace-with its with a wood-burning insert fireplace - and, the attic too has been converted for storage/other uses, has stairs access and a top floor WC/shower room has been installed as well. And, says No 60s selling agent Dennis Guerin of Frank V Murphy who guides from .