Landmark Registry

From 1890-95 this was home to Edward Goodrich Acheson, who at the age of 17 became the holder of a rock boring machine patent. He was born in Washingt...

The original center of the Administration Building was constructed in 1793 to house the Washington Academy. Four-bay brick wings and a Tucsan columne...

This Burr truss covered bridge built in 1889 measures 66' x 15'. It was burned in an act of arson July 1994, and later reconstructed....

Its primary importance for listing is as a "pike town" along the Old National Road, with its period of significance from 1818 to 1852. Pike-era buildi...

Bethel AME Church's congregation was established in 1833 as a religious, educational and social center for the early black community. The present red ...

This dressed stone four-bay two-story building on Washington's Main Street, was built by successful attorney and businessman David Bradford. The resid...

This five-bay, two-and-a-half story brick house is graced with a full first-floor Greek Revival porch supported by Ionic pillars. The center entry has...

One of eight Kingpost truss covered bridges, it measures 31.6' x 11'7....

This Pennsylvania (Petit) truss 519-foot single-span bridge was built in 1914 by Fort Pitt Bridge Works to span the Monongahela River....

This c. 1840 two-and-a-half story, five bay brick house, when originally built faced the National Road, but during the early part of the 20th century,...

This one-story Colonial Revival steel and brick structure was built in 1938 for the 108th Hospital, 103rd Medical Regiment of the Pennsylvania Nationa...

This is a highly intact neighborhood composed of 100 poured-in-place concrete units in 84 buildings built in 1916-17 for middle management at the Dono...

Centerville's era of significance is during its service to travelers along the National Road in the first half of the 19th century and continuing unti...

The Charleroi-Monessen Bridge was built in 1909 to span the Monongahela River between Washington and Westmoreland counties. It is Pennsylvania (Petit)...

Using the more common Queenpost truss design, this bridge measures 39' x 11'7...

This farmstead is comprised of a c. 1855 five-bay brick house, a c. 1820 log house and other support buildings, including a c. 1880 Pennsylvania bank ...

Another Queenpost truss, this bridge measures 39' x 11'7....

One of two Burr truss covered bridges in Washington County, it was built in 1889 at 96' x 14'3, and collapsed into the creek March 20, 1994....

A Queenpost truss bridge built in 1875 at a measurement of 36'6 x 12'....

A modest Gothic cottage built along the National Road, this frame structure is a two-story L-shaped four-bay house. It is framed under a steep roof br...

The two-and-a-half story, five-bay brick house was built c. 1850 along the National Road. It has a kitchen ell to its rear. The house displays Greek R...

One of the finest examples of Georgian architecture in Washington County, the stone house was built c. 1787 by Joseph and Amelia Dorsey. High on a hil...

The side hall entry, three-bay, two-and-a-half story random course stone house was built in 1839. It has a single-story rear wing that probably housed...

East Washington's grand Victorian homes were built primarily from the riches of oil and gas wells in the late 19th century. Its concentration of Queen...

Moved in 1977 from west of Ginger Hill crossing South Fork of Maple Creek, this bridge is a Queenpost truss measuring 32' x 15'....

This Queenpost truss bridge built in 1845 is thought to be the oldest in Washington County and measures 39'6 x 11'8. [p. 158 POP]...

Built in 1912 for Molly Williams Fleming as a one-and-a-half story bungalow with Craftsman and Colonial Revival details. It has a dormered pyramidal r...

"Stonehill Farm" was settled by Philip Friend (Freund(en)) of Dutch Glory settlement connection. The Federal style central passage rough-cut stone hou...

The Joseph Harrison house was originally built in 1845 as a five-bay, two-and-half-story brick, Post Colonial house with Greek Revival elements. Over ...

One of three elementary schools designed by Canonsburg architect George Brugger, Hawthorne School in its Tudor Revival style, was the more refined of ...

Built in 1881, this Queenpost truss bridge measures 36' x 11'8....

Originally known as Hill's Tavern, the Century Inn is the oldest tavern in continuous use on the National Road. It was built in 1794 by Stephen and Th...

Located on the historic Huffman farm in Somerset Township, the log structure which houses the c. 1790 distillery and the 1805 square timber framed ch...

A Queenpost truss bridge measuring 35' x 14'....

The two-and-a half-story brick house was built in 1903 by Jonathan Winnett Jennings. It is nearly square with a three-bay facade and cross gable hip r...

This three-story fieldstone building was constructed on Plum Run as a grist mill on land owned by George Kinder, a Dutch immigrant who moved in 1782 f...

A 24' x 13'3 Kingpost truss covered bridge....

A 20' x 30' one-story, three-bay brick building, the crematory is the first such installation in the United States. It was built in 1876 by Dr. F. Jul...

Built in 1812, this three-story stone house was constructed for Dr. John Julius LeMoyne and his son Dr. Francis Julius LeMoyne, both medical doctors, ...

A Queenpost truss covered bridge measuring 36' x 12'....

This two-and-a-half story brick house was built in two stages, with the original three bay built in 1840 and a four-bay addition c. 1845. The first se...

Believed to be the longest in Washington County, this Queenpost truss bridge measures 67'7 x 11'10....

An 1872 John Blythe designed two-story, five-bay brick, the David Longwell house has distinctive Italianate styling. The house, which is enclosed by a...

A Queenpost truss bridge measuring 39' x 12'...

Located west of West Brownsville, the Malden Inn served as a tavern and inn along the National Road. The massive home was constructed of cut stone lai...

This grand two-and-a-half story five-bay brick was built in 1815 by Isaac Manchester of Newport, Rhode Island, upbringing. Located in Independence Tow...

Marianna's historic district is part of a very extensive commercial coal plant development built by Pittsburgh-Buffalo Company between 1906 and 1912. ...

This is a c. 1860 frame two-story, five-bay house with central hall. It has decorative window lintels and a double door with transom and the standing ...

While its stone wingwalls are visible in the brush, this covered bridge has disappeared....

A Queenpost covered bridge measuring 31'6 x 11'10....

In 1987 this Kingpost truss covered bridge was moved from north of Paris, crossing King's Creek, into Hanover Park near SR 4004 over a ravine. It mea...

Old Main was constructed during 1868-70 to serve as the administration building for Southwestern Normal College (later California State College). The ...

The brick train station located off West Chestnut Street, below Washington's main post office, served the Chartiers Valley line of the Pennsylvania Ra...

This station was built c. 1910-12 to replace a former wooden structure from the late 1880s. The one-story red brick building measures 95' x 35' and ha...

An 1870 Kingpost truss covered bridge measuring 30'6 x 15' that was moved in 1962 from Gilmore Township in Greene County to Meadowcroft Village in Was...

A Kingpost truss covered bridge measuring 24'6 x 12'10....

Located in Robinson Township, this historic property consists of several buildings, including a log barn, situated on five acres, and was listed as th...

Located on private property, this 28' x 12' Kingpost truss covered bridge was built in 1915....

Built in 1818 and so named because of its serpentine shape in zigzagging over Buffalo Creek. This stone arch, multispan bridge carried wagons and coac...

Built in 1913, this covered bridge is a Queenpost truss measuring 49' x 12'6....

A "pike town" located along the the National Road, Scenery Hill lies slightly northwest of Beallsville. Its historic district encompasses multiple pro...

A Kingpost truss covered bridge measuring 36' x 12'7 built in 1875....

Taylorstown is a rural village in western Washington County that retains its original size and scale as set forth in its 1795 town plan. The historic ...

Fourth of the county's courthouses, the 1899-1890 courthouse was designed in the Beaux Arts classical style by Pittsburgh architect F. J. Osterling. B...

Built at the time of the courthouse construction by Miller Miller & Sons of Pittsburgh, the jail following the Romanesque design of architect F.J. Ost...

This bridge spanning the Monongahela River between Donora in Washington County and Webster in Westmoreland County was built in 1908 by Sophias Constru...

West Alexander's historic district contains structures dating from 1790 to 1880 facing Main Street, with a few on adjacent side streets and alleys. Th...

Records indicate West Middletown began to develop as a commerical community in the mid-1790s. Equally distanced a day's journey by horse and buggy fro...

Located on the Washington County fairgrounds...

This 1889 Queenpost truss bridge, measuring 35' x 13', was moved in 1978 to Cross Creek County Park, between Cross Creek and Hopewell townships....

A Kingpost truss covered bridge measuring 26' x 13'4....

A Queenpost truss covered bridge measuring 43' x 11'6....