Who owns the woods outside of treegap in tuck everlasting?

In "Tuck Everlasting," the woods outside of Treegap are owned by the Foster family. They run a business that includes a guesthouse, and the woods are part of their property. The Tuck family, who have lived in the woods for many years, are secretive about their immortality and protect the spring that grants it, which is hidden within the woods.