State Correctional Institution – Graterford

State Correctional Institution – Graterford was a maximum security prison located in Skippack Township, Pennsylvania. The facility consisted of multiple buildings surrounded by high walls to house and contain inmates.

The prison opened in 1929 and assumed functions previously handled by Eastern State Penitentiary in Philadelphia. It operated until its closure in 2018.

The prison maintained active industry programs, including textile mills, shoe manufacturing, and garment production, employing hundreds of inmates and generating substantial revenue.

The site is not open to the public as it is a closed institutional facility. Visitors interested in learning about the prison can access information through historical records and outside resources.

The prison compound incorporated an extensive agricultural operation across 1,730 acres, making it one of the largest prison farms in Pennsylvania.

Location: Skippack Township

Inception: 1929

GPS coordinates: 40.22928,-75.43876

Latest update: December 7, 2025 09:28