This article lists the oldest extant buildings in the state of Pennsylvania in the United States, including the oldest houses in the state and certain other extant structures. Some dates are approximate, based upon dendrochronology, architectural studies, and historical records. Sites on the list are generally from the First Period of American architecture or earlier.
All listed sites either date from prior to 1776, or are the oldest building in their county or large city, or are the oldest of their type (for example: churches, schools, firehouses, or government buildings).
|Lower Swedish Cabin||Upper Darby, Drexel Hill||c. 1640–50||Cabin||Possibly oldest log cabin or wooden house in Pennsylvania|
|Boelson Cottage||Philadelphia, Fairmount Park||c. 1678–84||House||Oldest structure in Fairmount Park; possibly the oldest extant house in Philadelphia|
|Wall House||Elkins Park||1682||House||Oldest house in Pennsylvania which has had continuous family residency; possibly the oldest stone house in Pennsylvania|
|Caleb Pusey House||Upland||1683||House||Oldest English-built house in Pennsylvania; only extant building known to have been visited by William Penn|
|Hop Angel Brauhaus||Philadelphia, Fox Chase||1683||Restaurant||German-American fare; built in 1683 and a restaurant since the mid-20th century; formerly, the Old Brauhaus, the Blue Ox Brauhaus, and the Blue Ox Bistro|
|Sellers Hall||Upper Darby||1684||House||Originally home to the Sellers family, including John Sellers, a scientist and founding member of the American Philosophical Society.|
|Growden Mansion||Bensalem Township||1685||House|
|William Smith House||Wrightstown||1686||House|
|Sign of the Bird in Hand||Newtown||1686||Tavern||Originally a residence, then a tavern with other uses; oldest extant frame house in Pennsylvania; site of the 1778 Newtown Skirmish during which Loyalists killed five and captured 16 to acquire cloth being manufactured for use by Washington's troops at Valley Forge; now a private residence|
|Phineas Pemberton House||Bristol Township||1687||House|
|Wynnestay||Philadelphia, Wynnefield||1689||House||One of the oldest houses in Philadelphia|
|Farmar Mill||Fort Washington||1690||Mill||Historic mill building; original terminus for Skippack Pike|
|Thomas Massey House||Broomall||1696, later additions||House||One of the oldest English Quaker houses in the state|
|Morton Homestead||Prospect Park||c. 1698, later additions||House||Farm founded in 1654|
|Edward Morgan Log House||Towamencin||1700||House||Home to the maternal grandfather of Daniel Boone|
(Old Swedes' Church)
|Philadelphia, Southwark||1700||Religious||Oldest surviving church in Philadelphia|
|Langhorne Hotel||Langhorne||c. 1700||Tavern||Built by William Huddleston; originally known as the Tavern at Attleboro, until the village was renamed for Jeremiah Langhorne in 1876|
|Brinton 1704 House||West Chester||1704||House||One of the oldest houses in Pennsylvania|
|Rittenhouse Homestead||Philadelphia, Wissahickon Valley Park||1707||House||Home of William Rittenhouse, the first paper maker in British North America; built by William Rittenhouse and his son Nicholas in 1707; birthplace of David Rittenhouse|
|Old Trinity Church||Philadelphia, Oxford Circle||1711||Religious||Church of England services first held on this site in 1698 in a log meeting house that had belonged to the Oxford Society of Friends.|
|Merion Friends Meeting House||Merion Station||c. 1715||Religious||One of the oldest Quaker meeting houses in America|
|Newtown Square Friends Meeting House||Newtown Township, Delaware County||1711||Religious||Early Welsh Quaker settlers in one of William Penn's two planned "new towns" built this meeting house in 1711.|
|Hans Herr House||Willow Street||1719||House||Oldest house in Lancaster County; oldest surviving structure used as a Mennonite meetinghouse in America|
|Elfreth's Alley||Philadelphia, Old City||1720–1830||Houses||Claimed to be the nation's oldest residential street; two rows of Federal and Georgian brick houses built between 1720 and 1830, with a total of 32 extant houses|
|Wyck House||Philadelphia, Germantown||c. 1700–20, later additions||House|
|Stenton||Philadelphia, Germantown||1723||House||Home of James Logan, secretary of William Penn|
|Old Chester Courthouse||Chester||1724||Government||The oldest public building in continuous use in the United States; served as a courthouse from 1724 until 1851, and the town hall until the 1960s; now used for miscellaneous city, county and civic functions|
|Christian Beidler's Grist Mill||Berks County||1729–1738||Mill||Built during the reign of George II of Great Britain, Christian Beidler's grist mill is one of the oldest commercial buildings in the United States, dating from before the start of the Industrial Revolution.|
|Michael Billmeyer House||Philadelphia, Germantown||1730||House|
|Quaker Mill House||Goldsboro||1731||House||One of the oldest houses in central Pennsylvania|
|Bartram's Garden||Philadelphia, Kingsessing||1731||House||The home of John Bartram (1699–1777), America's first botanist and father of William Bartram (1739–1823), himself an eminent botanist and artist|
|Ephrata Cloister||Ephrata||1732||Religious||Established in 1732 by Johann Conrad Beissel; one of the oldest religious communities in the United States; had the second German printing press in the American colonies which published the largest book by page count in the colonies, Martyrs Mirror|
|Shelter House||Emmaus||c. 1734–41||House||Longest site of continuous habitation in the Lehigh Valley area|
|Old Norriton Presbyterian Church||East Norriton Township||1737||Religious||Congregation practicing in vicinity since 1698.|
|Warwick Mansion||East Norriton Township||1738||House||Historical house owned by the local Irons works owner and a United States Army officer Samuel Van Leer. The location is listed as a temporary George Washington Headquarter.|
|Augustus Lutheran Church||Trappe||1743||Religious||Oldest unchanged Lutheran church building in the United States in continuous use by the same congregation|
|Belmont Mansion||Philadelphia, Fairmount Park||1745||House|
|Van Leer Cabin||Tredyffrin Township, Chester County, Pennsylvania||1759||Cabin||Historic cabin and one of the last historical dwellings in Tredyffrin Township, Chester County, Pennsylvania|
|Germantown White House||Philadelphia, Germantown||1752||House||Twice served as temporary residence of George Washington during his presidency|
|Old Germantown Academy and Headmasters' Houses||Philadelphia, Germantown||1760||School|
|Cliveden||Philadelphia, Germantown||1763||House||Home of Benjamin Chew and scene of fighting during the Battle of Germantown|
|Fort Pitt Blockhouse||Pittsburgh||1764||Defense||Oldest structure in Pittsburgh and one of the oldest colonial structures west of the Allegheny Mountains|
|Harris Cameron Mansion||Harrisburg||1765||House|
|Chichester Friends Meetinghouse||Upper Chichester Township||1769||Religious||Quaker meeting house first built in 1688; rebuilt after a fire in 1769.|
|Summerseat||Morrisville||c. 1770||House||Only house in America owned by two signers of the United States Constitution and Declaration of Independence, Robert Morris and George Clymer; headquarters of George Washington while he plotted the Battle of Trenton|
|Concord School House||Philadelphia, Germantown||1775||School|
|Van Leer Pleasant Hill Plantation||West Nantmeal Township, Pennsylvania||c. 1780||House||Historic stone farmhouse located near Glen Moore in West Nantmeal Township, Chester County, Pennsylvania|
|Denison House||Forty Fort||1790||House||Oldest house in Luzerne County|
|Headhouse at New Market||Philadelphia, Society Hill||1804||Firehouse||Oldest firehouse in the United States|
|Dickson Tavern||Erie||1815||Commercial||Oldest building in Erie|
|Academy Hall||Edinboro||1857||School||Oldest normal school building in Pennsylvania; on the Edinboro University campus|
|Sturgis Pretzel House||Lititz||1861||Commercial||Oldest commercial pretzel bakery in the United States|
- List of the oldest buildings in the United States
- National Register of Historic Places listings in Pennsylvania
- Craig LaBan (December 12, 2010). "A neighborhood eatery gets back to its German roots. There are things to like, but little lived up to one expat's expectations." (archive). philly.com. Retrieved January 21, 2019.
- "About Us: Hop Angel Brauhaus" (archive). hopangel.com. Retrieved January 21, 2019.
- Valone, Sally. "Langhorne Hotel" (archive). historiclanghorne.org. Historic Langhorne Association. Retrieved November 5, 2018.
- Gannett, Henry (1905). The Origin of Certain Place Names in the United States. U.S. Government Printing Office. p. 181.
- "History". elfrethsalley.org. Elfreth's Alley Association. Retrieved November 20, 2017.
- "Saving Chester's 1724 Court House: Oldest Public Building in United States" (archive). oldchesterpa.com. The Chester Bicentennial Committee. Retrieved November 5, 2018.
- "Augustus Lutheran Church". National Historic Landmark summary listing. National Park Service. Archived from the original on 2011-06-06. Retrieved 2007-11-08.
- "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
- http://www.fieldtrip.com/pa/76264354.htm Accessed July 27, 2007