The Mayflower was roughly 90 feet long, with estimates commonly ranging from about 80 to 90 feet on deck and around 100 feet overall including projections and structures. Historical sources and later reconstructions generally place its length in the vicinity of 90 feet for the hull, with some broader estimates reaching up to about 100 feet overall when describing the full vessel. The most frequently cited figure used by historians and museum references is approximately 90 feet in length.