Blair County Map, Pennsylvania, U.S.

Written and Fact-checked by | Updated On: November 01, 2025, 14:37 ET

Map of Blair County - Blair County is a county located in the U.S. state of Pennsylvania. Blair County Map showing cities, highways, important places and water bodies. Get Where is Blair County located in the map, major cities in Blair county, population, areas, and places of interest.

Map of Blair County, Pennsylvania

Map of Blair County, Pennsylvania

About Blair County Map, Pennsylvania: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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About Blair County, Pennsylvania

Blair County is a county located in the U.S. state of Pennsylvania. It's county seat is Hollidaysburg. As per 2020 census, the population of Blair County is 121767 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 527 sq mi (1,365 km2). Blair County was established on 1846.

Facts about Blair County, Pennsylvania

CountryUnited States
StatePennsylvania
RegionCentral Pennsylvania
County SeatHollidaysburg
Named AfterJohn Blair Jr.
Established1846
Organized1846
Coordinates40.4809° N, 78.3496° W
Total Area~526 sq mi
Land Area~519 sq mi
Water Area~7 sq mi
Population (2020)122,492
Population RankMid-sized county in Pennsylvania
Major CityAltoona
Main IndustriesHealthcare, Manufacturing, Education, Transportation
Major AirportAltoona–Blair County Airport (AOO)
Time ZoneEastern Time (UTC−05:00)
Known ForHorseshoe Curve, Railroad history, Allegheny Mountains
Websitehttps://www.blairco.org

Top Attractions in Blair County, Pennsylvania

  • Horseshoe Curve National Historic Landmark – Famous railroad engineering site.
  • Altoona Railroaders Memorial Museum – Railroad history exhibits.
  • Altoona Curve Baseball Stadium – Minor league baseball games.
  • DelGrosso’s Park & Laguna Splash – Amusement park and water park.
  • Fort Roberdeau Historic Site – Revolutionary War fort.
  • Canoe Creek State Park – Hiking, lake, and wildlife.
  • Baker Mansion History Museum – Local history and architecture.
  • Railroaders Memorial Museum Horseshoe Curve Overlook – Scenic rail views.
  • Altoona Downtown Historic District – Shops and cultural sites.
  • Blue Knob All Seasons Resort (nearby) – Skiing and outdoor recreation.
  • Logan Valley Mall – Shopping and dining.
  • Peoples Natural Gas Field – Community sports venue.

Cities & Towns in Blair County, Pennsylvania

Altoona, Hollidaysburg, Tyrone, Bellwood, Duncansville, Martinsburg, Roaring Spring, Williamsburg, Claysburg, Tipton, East Freedom, Newry, Antis