Blair County is nestled between Brush Mountain on the east and the Allegheny Mountains on the west.  The County has a past rich in history and a future bustling with new businesses and innovations. With a population of more than 126,000, Blair County offers everything from urban growth and opportunities in the City of Altoona to rural warmth in towns like Tyrone, Hollidaysburg, Duncansville and Williamsburg.

With affordable housing, cultural venues, easy commutes and four-season recreational opportunities, Blair County delivers both a “quality” and a “quantity” of life.

With its close proximity to Interstate 99, Blair County has easy access to most major cities on the East Coast.


Land Area: 526 square miles
Water Area: 1.3 square miles
Population 127,089
Population Density: 242 people per square mile
Cost of Living Index: 88.3
Industries Providing Employment: 21.8% education, health and social services
15.9% manufacturing
14.5% retail trade
Median Resident Age: 39.5 years
Average Household Size: 2.4 people
Median Household Income: $38,445
County Government
Chamber of Commerce
Economic Development