Allegheny Intermediate Unit

The Allegheny Intermediate Unit (AIU) is a branch of the Pennsylvania Department of Education, and is the largest of the 29 intermediate units in Pennsylvania. It was created by the state’s General Assembly in 1971, and is headquartered in Homestead.

The AIU provides specialized education services to 42 suburban public school districts and five career and technical centers in Allegheny County. The agency, which has about 1,200 employees at nearly 300 sites throughout the county, also operates 10 family centers and three schools for exceptional children. Funded by federal, state, county and private grants, the AIU coordinates more than 130 programs designed to help infants, young children, students and adults. In 2024, the programs offered by the AIU served more than 113,000 students in public schools.