# List of Pennsylvania state historical markers in Blair County

This is a list of the Pennsylvania state historical markers in Blair County.
This is intended to be a complete list of the official state historical markers placed in Blair 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 27 historical markers located in Blair County.
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* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)

## Historical markers

| Marker title | Date dedicated | Location | Marker type | Topics |
| Allegheny Furnace | April 1, 1947 | Pa. 36 (Union Ave.) S of 31st St., Altoona 40°29′31″N 78°24′24″W﻿ / ﻿40.49207°N 78.40655°W﻿ / 40.49207; -78.40655﻿ (Allegheny Furnace) | Roadside | Business & Industry, Furnaces, Iron |
| Altoona | April 1, 1947 | Logan Blvd., leading into Altoona 40°28′42″N 78°24′14″W﻿ / ﻿40.47846°N 78.40379°W﻿ / 40.47846; -78.40379﻿ (Altoona) | Roadside | Cities & Towns, Government & Politics, Government & Politics 19th Century, Railroads |
| Altoona Conference | May 28, 1948 | U.S. 22 between Hollidaysburg and Duncansville (Missing) | Roadside | Abraham Lincoln, African American, Government & Politics, Government & Politics 19th Century |
| Baker Mansion | April 1, 1947 | Pa. 36 (Union Ave.) at Mansion Blvd., Altoona 40°29′17″N 78°24′18″W﻿ / ﻿40.48792°N 78.40499°W﻿ / 40.48792; -78.40499﻿ (Baker Mansion) | Roadside | Buildings, Iron, Mansions & Manors |
| Baker Mansion | n/a | Baker Blvd. and Mansion Ave., Altoona 40°29′20″N 78°24′29″W﻿ / ﻿40.48901°N 78.40804°W﻿ / 40.48901; -78.40804﻿ (Baker Mansion) | City | Buildings, Iron, Mansions & Manors |
| Blair County | April 13, 1982 | Courthouse, 423 Allegheny St., Hollidaysburg 40°25′48″N 78°23′33″W﻿ / ﻿40.43007°N 78.39243°W﻿ / 40.43007; -78.39243﻿ (Blair County) | City | Government & Politics, Government & Politics 19th Century, Railroads |
| Blair Homestead | April 1, 1947 | Twp. Road (old William Penn Hwy.), 1.6 miles W of Duncansville 40°24′52″N 78°27′46″W﻿ / ﻿40.41455°N 78.46279°W﻿ / 40.41455; -78.46279﻿ (Blair Homestead) | Roadside | Government & Politics, Government & Politics 18th Century, Houses & Homesteads |
| Blair Homestead | May 28, 1948 | SR 3012 (old U.S. 22), 1.4 miles W of Duncansville (MISSING) 40°24′52″N 78°24′52″W﻿ / ﻿40.41454°N 78.41454°W﻿ / 40.41454; -78.41454﻿ (Blair Homestead) | Roadside | Government & Politics, Government & Politics 18th Century, Houses & Homesteads |
| Canal Basin | May 31, 1982 | U.S. 22 at Canal Basin Park, W end of Hollidaysburg 40°25′40″N 78°23′47″W﻿ / ﻿40.42782°N 78.39646°W﻿ / 40.42782; -78.39646﻿ (Canal Basin) | Roadside | Canals, Navigation, Railroads, Transportation |
| Daniel Hale Williams | May 6, 1989 | U.S. 22 eastbound (Blair St., 300 block), Hollidaysburg 40°25′41″N 78°23′32″W﻿ / ﻿40.42802°N 78.39221°W﻿ / 40.42802; -78.39221﻿ (Daniel Hale Williams) | City | African American, Medicine & Science, Professions & Vocations |
| Etna Furnace | August 1, 1961 | Int. of Etna Furnace Rd, TR 463 and Wm. Penn Hwy. (Missing) 40°31′33″N 78°11′59″W﻿ / ﻿40.52575°N 78.19975°W﻿ / 40.52575; -78.19975﻿ (Etna Furnace) | Roadside | Business & Industry, Furnaces, Iron |
| Fort Roberdeau | April 1947 | On Skelp Mountain Rd., off I-99 (US 220), E of Bellwood exit | Roadside | American Revolution, Forts, Military |
| Fort Roberdeau | April 1, 1947 | at site - Kettle Road (SR 1013), 1 mile SW of Culp (Missing) 40°34′31″N 78°16′05″W﻿ / ﻿40.57526°N 78.26807°W﻿ / 40.57526; -78.26807﻿ (Fort Roberdeau) | Roadside | American Revolution, Forts, Military |
| Frankstown | April 1, 1947 | US 22, .6 mile E of Hollidaysburg, and SW of Frankstown 40°25′58″N 78°21′59″W﻿ / ﻿40.43288°N 78.36651°W﻿ / 40.43288; -78.36651﻿ (Frankstown) | Roadside | Cities & Towns, Native American, Paths & Trails |
| Fred Waring (1900 - 1984) | October 6, 2005 | SE corner of Pennsylvania Ave. & 11th St., Tyrone | City | Music & Theater, Performers |
| Gallitzin Spring | April 1, 1947 | SR 3012 eastbound (old U.S. 22) 1 mile E of Cresson 40°26′45″N 78°31′35″W﻿ / ﻿40.44576°N 78.52648°W﻿ / 40.44576; -78.52648﻿ (Gallitzin Spring) | Roadside | Early Settlement, Religion |
| Gallitzin Spring | May 28, 1948 | SR 3012 westbound (old U.S. 22) 1 mile E of Cresson 40°26′45″N 78°31′35″W﻿ / ﻿40.44576°N 78.52648°W﻿ / 40.44576; -78.52648﻿ (Gallitzin Spring) | Roadside | Early Settlement, Religion |
| Harold L. Ickes | September 26, 1994 | Altoona Area High School, 1415 Sixth Ave., Altoona 40°30′35″N 78°23′55″W﻿ / ﻿40.50962°N 78.39862°W﻿ / 40.50962; -78.39862﻿ (Harold L. Ickes) | City | Civil Rights, Environment, Government & Politics, Government & Politics 20th Century |
| Isaac Charles Mishler | May 4, 2003 | 1208 Twelfth Ave. at Mishler Theater, Altoona 40°30′58″N 78°24′08″W﻿ / ﻿40.51616°N 78.4022°W﻿ / 40.51616; -78.4022﻿ (Isaac Charles Mishler) | City | Business & Industry, Music & Theater |
| Juniata Iron | April 1, 1947 | SR 3012 (old U.S. 22), 2 miles W of Duncansville (Missing) | Roadside | Coal, Iron |
| Juniata Iron | April 1, 1947 | SR 3012 (old U.S. 22), 2 miles W of Duncansville (Missing) | Roadside | Environment |
| Leap-The-Dips Roller Coaster | November 28, 2000 | Lakemont Park 700 Park Ave., Altoona 40°28′15″N 78°23′37″W﻿ / ﻿40.47081°N 78.39357°W﻿ / 40.47081; -78.39357﻿ (Leap-The-Dips Roller Coaster) | City | Sports |
| Logan House | April 1, 1947 | 11th Ave. at 13th St., Altoona 40°30′54″N 78°24′06″W﻿ / ﻿40.51502°N 78.40168°W﻿ / 40.51502; -78.40168﻿ (Logan House) | Roadside | Abraham Lincoln, African American, Business & Industry, Government & Politics, Government & Politics 19th Century, Governors, Inns & Taverns |
| Lowry Homestead | April 1, 1947 | U.S. 22, 1.1 miles E of Hollidaysburg (Missing) | Roadside | Buildings, Houses & Homesteads, Native American, Paths & Trails |
| Pennsylvania Railroad Shops | October 5, 1996 | 9th Ave. at 13th St., Altoona 40°30′48″N 78°23′59″W﻿ / ﻿40.51321°N 78.39985°W﻿ / 40.51321; -78.39985﻿ (Pennsylvania Railroad Shops) | City | Business & Industry, Railroads, Transportation |
| Portage Railroad | April 1, 1947 | (SR 3012 / old US 22) westbound, just E of Cambria Co. line 40°27′12″N 78°32′34″W﻿ / ﻿40.45331°N 78.5429°W﻿ / 40.45331; -78.5429﻿ (Portage Railroad) | Roadside | Canals, Railroads, Transportation |
| Portage Railroad | April 1, 1947 | (SR 3012 / old US 22) eastbound, just E of Cambria Co. line | Roadside | Canals, Railroads, Transportation |