National Register Listings in Blair County, Pennsylvania
Allegheny Furnace
Allegheny Portage Railroad National Historic Site
Altoona Armory
Baker Mansion
Blair County Courthouse
Broad Avenue Historic District
Central Trust Company Buildings
Chimney Rocks
Downtown Altoona Historic District
Downtown Altoona Historic District (Boundary Increase)
Etna Furnace
Etna Furnace (Boundary Decrease)
Etna Furnace (Boundary Increase)
Fort Roberdeau
Highland Hall
Hollidaysburg Historic District
Horseshoe Curve
Isett, Jacob, House and Store
Keith, D.S., Junior High School
Knickerbocker Historic District
Leap-the-Dips
Llyswen Historic District
Mishler Theatre
Noble, J. L. School
Penn Alto Hotel
Roaring Spring Historic District
Royer, Daniel, House
St. John's Evangelical Lutheran Church
Tyrone Armory
Tyrone Borough Historic District
Williamsburg Historic District