Allegheny County is Pittsburgh's County Home to a major transportation asset, the Pittsburgh International Airport not only connects the region to the world, but also is where Neighborhood 91 is rising as an additive manufacturing epicenter first.
You will discover that Allegany County has much to offer in recreation and activities. From our outdoor sports and events geared for each of the four seasons, charming cafes, artisan studios, or antique co-ops to a refined evening of music or theater.
In the late 19th century, Allegheny became known for its stately homes, occupied by some of the area's wealthy families. One such area became known as The Mexican War Streets.
It became the nation's prime steel producer by the late 19th century and Pittsburgh was nicknamed "Steel Capital of the World". In 1913, the county's 125th anniversary was celebrated with a week-long series of events.
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Allegany County was formed in 1789 from Washington County, Maryland, the westernmost county in the state at that time (Chapter 29, Acts of 1789). The name Allegany comes from the Indian word "oolikhanna," which means "beautiful stream."