This article lists the oldest buildings in the state of Connecticut. The dates of construction are based on land tax and probate records, architectural studies, genealogy, radio carbon dating, and dendrochronology. Buildings on the list are limited to the First Period of American architecture (before 1725).

Building Image Location Built Notes Henry Whitfield House Guilford 1639Oldest surviving stone American Colonial house in New England, museum since 1899.Historic Houses of Early America, Elsie Lathrop, Kessinger, New York, 2006 page 305 Buckingham HouseMilford1640Core dates to 1640 modifications in 1725 and 1753. NRHP.Federal Writer's Project, Federal Writer's Project, (Conn), (1938), p. 215 Feake-Ferris House Greenwich 1645 Stone basement built 1640, the Greenwich's founding date. Core above dates to 1645 modifications in 1689. Thomas Lee HouseEast Lyme 1660 Began as a one-room house, museum since 1897.Deacon John Moore HouseWindsor 1664 Crossing summer beams. Moore was also a woodworker known for using the foliated vine design, which depicts vines and blossoms carved in shallow relief with flat surfaces. NRHP. Acadian House Guilford 1670 Saltbox named after the Acadians who lived there following 1755 deportation from Canada. NRHP.Acadians-Guilford Albert Lafreniere website retrieved on 2009-05-13 website Dr. Philip Turner HouseNorwich 1670The house was occupied by American Revolutionary War surgeon Philip Turner.Nehemiah Royce HouseWallingford 1672Saltbox, General George Washington slept here in 1775, once a residence for Choate Rosemary Hall.Leffingwell InnNorwich 1675 Important meeting place during the American Revolutionary War. Elisha Bushnell HouseOld Saybrook 1678 The Colonial property includes two contributing buildings, the second being termed the "Slave House".Joshua Hempsted HouseNew London 1678 One of the earliest documented houses in Connecticut, now a museum.Connecticut Landmarks website retrieved on 2009-05-12 Parker HouseOld Saybrook 1679 Early gambrel roof. The house remained in the Parker family until the 1960s. NRHPJohn Hollister HouseGlastonbury 1680 Has hewn overhang with supporting corbels.Thomas Wheeler HouseBridgeport 1680Located in Black Rock, an area with deep colonial maritime history. Core may date to 1644. 22" wide summer beams.Deacon John Graves HouseMadison 1681Saltbox saved from demolition and fully restored in 1983 by a private foundation, now a museum in Madison.Ephraim Hawley HouseStratford 1683Core is a -story Cape Cod cottage modified into a saltbox, hand-riven oak clapboard in situ in lean-to attic.Ward-Heitman HouseWest Haven 1684Historic House Museum. NRHP. John Randall House Stonington 1685 Notable for its restoration in the 1930s by early preservationist Norman Isham. NRHP.Samuel Harris HouseMiddletown1686May be Middletown's oldest building. NRHP. Loomis Homestead Windsor 1688 Part of Loomis Chaffee School, main house dates to 1688, with attached ell dating to some point between 1640 and 1688."Loomis Homestead (1640)" https://historicbuildingsct.com/loomis-homestead-1640/ Harriet E.B. Loomis, "Oldest Family in America to Hold Ancestral Estate in Perpetual Possession", The Connecticut Magazine: An Illustrated Monthly, (1906), p. 361Derek Strahan, "Loomis Homestead, Winsor, Connecticut" (February 14, 2018) https://lostnewengland.com/2018/02/loomis-homestead-windsor-connecticut/ Elisha Pitkin House Guilford 1690 Moved from East Hartford in 1955, interior retains many original 18th-century features. NRHP. With Jonathan Murray HouseMadison 1690 Distinctive roof. NRHP.Meigs-Bishop HouseGuilford 1690 English tea room in Madison.Front Parlour website retrieved on 2009-05-13 Putnam CottageGreenwich 1690 Also known as Knapp Tavern during the American Revolution.Bradford-Huntington HouseNorwich 1691 Gambrel home of American Revolutionary War officer Jabez Huntington. Claimed Huntington hosted George Washington here.John Whittlesey Jr. HouseOld Saybrook 1693 Private residence. NRHP.Comfort Starr HouseGuilford 1695 Original oak clapboard in lean-to attic, residence.Connecticut: A Guide to its Roads, Lore and People, Federal WPA Project, 1938 page 165 Dendrochronology in 2014 confirmed a construction date of 1695.Thomas Lyon HouseGreenwich1695Owned by Greenwich Preservation Trust, lacking funds for restoration.Avery HomesteadLedyard 1696 Begun as a single-story, one-room house and later expanded to a two-story, two-room house by 1726.Pond-Weed HouseDarien1696Constructed in the late 1690s and modified in 1716. Oldest house in Darien.General David Humphreys HouseAnsonia 1698 Home of the first U.S. Ambassador, now a museum. Partially rebuilt in 1733. NRHP.Hoyt-Barnum HouseStamford 1699 Early Cape Cod Cottage, Stamford Historical Society museum. NRHP.Stanton-Davis Homestead MuseumStonington 1700 A working farm for the last 350 years. NRHP. Historic Buildings of Connecticut website retrieved on 2021-04-16Eells-Stow HouseMilford 1700 Served as a hospital during Revolutionary War, now a museum.Milford Historical website retrieved on 2009-05-12 Shelley House Madison 1700 Dated to before 1700 by J. Frederick Kelly. Chamfered summer and girts with lambs-tongue stopsPratt HouseEssex 1701 Ell dating to 1701, according to museum site. Main block dates to 1732. NRHP.Howd-Linsley HouseNorth, Branford1705Chamfered summer beams and beaded joists. NRHP Abraham Coult House Glastonbury 1706 Saved from demolition and moved in 1972. NRHP. Clark HomesteadLebanon 1708 Lebanon's oldest building. NRHP.John Glover HouseNewtown 1708 Private residence. NRHP. and Mixer TavernAshford 1710 Historic tavern, distinctive for its well-preserved tavern features, and its long history (into the 20th century) as a traveler's accommodation and local meeting point. NRHP.Pelatiah Leete HouseGuilford 1710 Oldest surviving house belonging to Leete family. NRHP.Raymond-Bradford HomesteadMontville 1710 Constructed by a woman, Mercy Sands Raymond, in the colonial period. NRHP.Strong HouseCoventry 1710 Historic house museum. NRHP.John Tyler HouseBranford 1710 Private residence, NRHP.Buttolph-Williams HouseWethersfield 1711 Connecticut Landmark museum.Solomon Goffe HouseMeriden 1711 Historic house museum, oldest building in Meriden. NRHP.Black Horse Tavern (Old Saybrook, Connecticut)Old Saybrook 1712 Private residence. NRHP.Hyland HouseGuilford 1713Saltbox with framed overhang and flat plaster ceilings, now a museum. Dendrochronology in 2014 confirmed a 1713 construction date.Keeler Tavern Ridgefield 1713 Fired upon during the Battle of Ridgefield in 1777. NRHP. and Norton House Branford 1715 House was built in Madison and moved to Branford in 1940. NRHP.Edward Waldo House Scotland 1715 Occupied by a single family for over 250 years, now owned by the local historical society.Pequotsepos Manor Mystic 1717 House Museum with paired summer beams. Last house restored by architect J. Frederick KellyStanley-Whitman HouseFarmington 1720Saltbox with framed overhang style with carved pendants, now a museum.Kimberly Mansion Glastonbury 1720 Home of political activists involved in causes including abolitionism and women's suffrage. NRHP.  James Hazelton HouseHaddam 1720Late First Period house. NRHP. and Samuel Huntington BirthplaceScotland 1723Saltbox home of a signer of the Declaration of Independence and Governor of Connecticut, now a museum.Jared Eliot HouseGuilford 1723 A well-preserved example of period residential architecture. NRHP. With Captain David Judson HouseStratford 1723 A fine example of early Georgian Architecture chimney and cellar date to 1638. NRHP. Harrison HouseBranford 1724Saltbox with overhang serves as the Branford Historical Society museum.

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