111 Old County Rd. — Patrick and Alida Zweidler-McKay for $1,235,000 (October 31)- 219 Sandy Pond Rd. – Mary S. Lyman, trustee to Jason H. and Lucia Chu $879,000 (October 28)
- 16A North Commons – Peter N. Daniel to Marissa Lisec for $249,640 (October 21)
- 165 Bedford Rd. – Brien B. Daniels to Peggy and Colleen Fong for $550,000 (October 21)
- 80 Tower Rd. — Bradley Clifford to 80 Tower MCH LLC for $400,000 (October 21)
- 245 Aspen Circle — Joseph E. DiFranco to Martin Deacutis and Cynthia Sheriff for $485,000 (October 19)
- 15 Stonehedge — Diane F. Haessler to Seth C. and Lynne B. Miller for $775,000 (October 19)
- 99 Tower Rd. — Stephen J. Sakowich to Mark Bazin and Jennifer L. Lachey for $818,750 (October 17)
- 211 Sandy Pond Rd. – Erik R. Babayan to Authur H. Thornhill III and Lucy B. Lower for $1,900,000 (October 7)
- 93 Tower Rd. — Ruth F. Potter to Seppo Tapani Rinne and Jocelyn Westport Rinne for $810,000 (October 7)
- 8 Silver Hill Rd. — Robert Laurent Cannon, trustee to John and Robin Peters for $830,000 (September 30)
- 1 Millstone Lane — Michael S. Fee to Brent K. and Sarah T.M. Benjamin for $879,000 (September 30)
- 178 South Great Rd. — Kenton J. Ide to John Bockoven Jr. for $700,000 (September 29)
- 82 Virginia Rd., Unit B10 — Bruce Sorrentino to Mary A. Pilecki for $406,000 (September 16)
- 331 Hemlock Circle — Neil Baumgarten to Ellen Z. Hazen for $619,001 (September 16)
- 15 Todd Pond Rd. — Joel A. Kahn to Tristram Oakley and Robert A. Stringer for $1,265,000 (September 15)
- 12 Airport Rd. — Civil War Preservation Trust to United States of America Minuteman Park for $42,000 (September 14)
- 0, 1, 6, 8 and 10 Millstone Lane — Winthrop W. Harrington Jr. Trust to Joseph A. Wheelock and Andronica Stanley Wheelock for a total of $4,450,000 (September 9)
- 138 Sandy Pond Rd. — Cambridge Trust Co., trustee to Alexander J. Taylor and Amy R. Anthony for $855,000 (September 7)
- 144 Sandy Pond Rd. — Philip A. Copper to Ventianni LLC for $2,895,000 (September 7)
- 106 Concord Rd. — Lucy M.A. Cotoia to Nicholas and Lindsay Cotterpond for $535,000 (September 1)