Conveniently located just off Woods Hole Road and Locust Street, 21 Mill Road offers a rare combination of privacy, character, and easy access to Falmouth's best amenities. The Shining Sea Bikeway, Surf Drive Beach, and the seasonal WHOOSH Trolley are all nearby, providing convenient access to Falmouth Village, Woods Hole, beaches, restaurants, shops, and ferry service. Set on approximately 0.33 acres behind a tall stockade fence, the property features Japanese-inspired landscaping with mature evergreens, Japanese maples, gravel paths, and a stone terrace for outdoor dining. Built circa 1981, the 1,589+/- sq. ft. saltbox offers a flexible floor plan with a living/dining area, galley kitchen with a 2026 refrigerator, separate family room, first-floor primary suite, full bath, and laundry. Upstairs are two bedrooms, a full bath, and an office. Additional features include a full basement, carport with storage, parking for six or more vehicles, and an 8 kW generator. A distinctive Cape Cod retreat in an exceptional location. Disclosures: Slider and 2 windows need replacement, sconce lights in family room not working, stockade fence SW corner needs repair.