How Sweet It is Maple Sugaring Buckets, Princeton, MA More information about maple syrup in Massachusetts can be found here, in a post I wrote in 2020.. 43 gallons of sap are needed to make 1 gallon of syrup. The Sap Castle, Rutland, Massachusetts Share this: Email a link to a friend (Opens in new window) Email Share on Bluesky (Opens in new window) Bluesky Like this:Like Loading...