Imperial is a census-designated place (CDP) in Allegheny County, Pennsylvania, United States and part of the Pittsburgh metropolitan area.

[2] The CDP is located in North Fayette and Findlay Townships, and geographically close to Pittsburgh International Airport.

Known at first as Montour City, the town soon took the name of the coal company, with a post office under the name Imperial opening in 1880.

In 2020, Amazon opened a large fulfillment center complex in Imperial off of Pennsylvania Route 576.

[7] According to the U.S. Census Bureau, the CDP has a total area of 3.1 square miles (8.0 km2), all land.