This is a list of the Pennsylvania state historical markers in Armstrong County.
This is intended to be a complete list of the official state historical markers placed in Armstrong County, Pennsylvania by the Pennsylvania Historical and Museum Commission (PHMC). The locations of the historical markers, as well as the latitude and longitude coordinates as provided by the PHMC's database, are included below when available. There are 11 historical markers located in Armstrong County. [1]
| Marker title | Image | Date dedicated | Location | Marker type | Topics |
|---|---|---|---|---|---|
| Armstrong County |  | October 15, 1982 | Courthouse, north end Market Street, Kittanning 40°48′58″N79°30′59″W / 40.81598°N 79.5164°W | City | French & Indian War, Government & Politics, Government & Politics 19th Century, Invention, Military, Native American |
| Blanket Hill |  | November 28, 1946 | US 422, 6.5 miles southeast of Kittanning 40°45′54″N79°25′00″W / 40.76488°N 79.41666°W | Roadside | French & Indian War, Military, Native American |
| Brady's Bend Works |  | November 28, 1946 | PA 68 Brady's Bend, at Allegheny River Bridge 40°59′57″N79°37′32″W / 40.999167°N 79.625472°W | Roadside | Business & Industry, Iron, Transportation |
| Fort Armstrong |  | November 28, 1946 | PA 66, 1.8 miles south of Kittanning (MISSING) | Roadside | American Revolution, Forts, Military |
| General John Armstrong - PLAQUE | | May 11, 1917 | Mounted on Armstrong County Courthouse at entrance, north end of Market Street, Kittanning 40°48′58″N79°30′59″W / 40.81612°N 79.5165°W | Plaque | American Revolution, Ethnic & Immigration, Military |
| Kittanning | | November 28, 1946 | Butler Road (Bus. Route 422) & Allegheny Avenue, at bridge, Applewold 40°48′42″N79°31′27″W / 40.8116°N 79.52406°W | Roadside | Early Settlement, French & Indian War, Military, Native American |
| Kittanning | | November 28, 1946 | At Highway garage on US 422 (South Water Street), Kittanning 40°48′30″N79°30′57″W / 40.8084°N 79.51573°W | Roadside | Early Settlement, Native American |
| Kittanning or Attique Indian Town - PLAQUE | | September 1, 1926 | At park on east bank of Allegheny River, adjacent to bridge, North Water & Market Streets, Kittanning 40°48′49″N79°31′17″W / 40.81358°N 79.52127°W | Plaque | Early Settlement, Native American |
| Nellie Bly |  | July 22, 1995 | 500 Terrace Avenue, Apollo 40°35′09″N79°33′49″W / 40.585767°N 79.563700°W | City | Professions & Vocations, Publishing, Women |
| Pittsburgh Plate Glass Ford City Works | | November 12, 2003 | Third Avenue at Ninth Street, Ford City 40°46′14″N79°31′59″W / 40.77055°N 79.533°W | City | Business & Industry, Ethnic & Immigration, Glass, Labor |
| St. Patrick's Church |  | July 16, 1946 | East Brady Road (PA 268), ~4 miles northwest of Cowansville 40°57′06″N79°39′32″W / 40.95155°N 79.65895°W | Roadside | Buildings, Religion |
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| Cities and towns 15k–50k (in 2010) | ||
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