Sewickley is a borough located in Allegheny County, in the state of Pennsylvania (PA), United States. Nestled in the Middle Atlantic division of the North-east region, it covers an area of 1.0 square miles (2.0 km²) and sits at an elevation of 840 ft. With a population of approximately 3,902 residents, Sewickley offers a peaceful, rural atmosphere.
The town's population is composed of about 44.39% males and 55.61% females, and it has a population density of N/A (N/A). Sewickley lies at a latitude of 40.54 and a longitude of -80.18, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (13.9%), German (26.8%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 15143.