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  Modular Homes Modular Additions Sunroom Additions
You have land to build
your dream on. Need to
replace your existing
home or that investment
you want to make? Com-
pletely custom designed
& finished on time and
on budget. Capes, colon-
ials, ranches, and more!

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You need new or expand-
ed space. Stay in your
neighborhood and add
bedrooms, baths, in-law
suites, family rooms,
expansion space over
garages and more. Less
disruption to you and
turnkey service!

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Want that special space?
Your new favorite room
in the house lets the outside
in with exclusive energy
saving Conservaglass
Select. Expand with Victor-
ian and Georgian conserv-
atories, great rooms,
and more!

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Sandcastle Group is changing the way people think about their homes by delivering premium modular home, addition and sunroom products with superior service from start to finish.  

New HOME ADDITION DESIGNS !! Click on... New Products!

Watch our latest house assembly HERE!  January house installations scheduled for Wellesley, Waltham, Attleboro and Newport, Rhode Island. Please call for locations and times.

Sandcastle Homes LLC is a Sandcastle Group company and now has locations in Metro West, Greater Cape Cod & Islands, and Rhode Island. Corporate offices are in Marshfield, MA.

Whether installing a custom modular home, a modular home addition or a beautiful wood sunroom addition, the Sandcastle Homes team of experts facilitate all aspects of the building process, including feasibility, design, selection, permitting and completion. Even financing and insurance services are available. The size, depth and experience of our staff enables Sandcastle Homes to have an expert overseeing every step of the process, from start to finish.

Also Offering: In Law Apartments, Boomeranger Suites, Assisted Living options, Expandable 1st Time Homes, and many more. 


  • In Bristol county: Acushnet, Attleboro, Berkley, Dartmouth, Dighton, Easton, Fairhaven, Fall River, Freetown, Mansfield, New Bedford, North Attleborough, Norton, Raynham, Rehoboth, Seekonk, Somerset, Swansea, Taunton, Westport and surrounding towns
  • In Barnstable county: Barnstable, Bourne, Brewster, Chatham, Dennis, Eastham, Falmouth, Harwich, Mashpee, Orleans, Provincetown, Sandwich, Truro, Wellfleet, Yarmouth and surrounding towns
  • Nantucket Island
  • In Dukes county: Aquinnah, Chilmark, Edgartown, Gosnold, Oak Bluffs, Tisbury, West Tisburyand surrounding towns
  • In Norfolk county: Avon, Bellingham, Braintree, Brookline, Canton, Cohasset, Dedham, Dover, Foxborough, Franklin, Holbrook, Medfield, Medway, Millis, Milton, Needham, Norfolk, Norwood, Plainville, Quincy, Randolph, Sharon, Stoughton, Walpole, Wellesley, Westwood, Weymouth, Wrenthamand surrounding towns
  • In Suffolk county: Boston, Chelsea, Revere, Winthropand surrounding towns
  • In Plymouth county: Abington, Bridgewater, Brockton, Carver, Duxbury, East Bridgewater, Halifax, Hanover, Hanson, Hingham, Hull, Kingston, Lakeville, Marion, Marshfield, Mattapoisett, Middleborough, Norwell, Pembroke, Plymouth, Plympton, Rochester, Rockland, Scituate, Wareham, West Bridgewater, Whitman and surrounding towns
  • In Essex county: Amesbury, Andover, Beverly, Boxford, Danvers, Essex, Georgetown, Gloucester, Groveland, Hamilton, Haverhill, Ipswich, Lawrence, Lynn, Lynnfield, Manchester-by-the-Sea, Marblehead, Merrimac, Methuen, Middleton, Nahant, Newbury, Newburyport, North Andover, Peabody, Rockport, Rowley, Salem, Salisbury, Saugus, Swampscott, Topsfield, Wenham, West Newbury, Acton, Arlington, Ashby, Ashland, Ayer, Bedford, Belmont, Billerica, Boxborough, Burlington, Cambridge, Carlisle, Chelmsford, Concord, Dracut, Dunstable, Everett, Framingham, Groton, Holliston, Hopkinton, Hudson, Lexington, Lincoln, Littleton, Lowell, Malden, Marlborough, Maynard, Medford, Melrose, Natick, Newton, North Reading, Pepperell, Reading, Sherborn, Shirley, Somerville, Stoneham, Stow, Sudbury, Tewksbury, Townsend, Tyngsborough, Wakefield, Waltham, Watertown, Wayland, Westford, Weston, Wilmington, Winchester, Woburn and surrounding towns
  • In Rhode Island, counties: Bristol, Kent, Newport, Providence, Washington
  • And Rhode Island Cities: Newport, North Kingstown, Portsmouth, Providence, Barrington, Block Island, Bristol, Cranston, East Greenwich, Jamestown, Johnston, Lincoln, Middletown, Narragansett and surrounding towns