The prison is part of the North East Region and is run by Sodexo. It has a capacity of 1348 and the #1governor is Samantha Pariser, who has been in charge since April 2019. Northumberland was formed from the merger of HMYOI Castington and HMP Acklington, completed in October 2011. From the 1 December 2013 HMP Northumberland formally transferred to the management of Sodexo Justice Services
Accommodation
The prison is divided into 16 houseblocks:
- General population (capacity 58)
- General population (capacity 60)
- Early days centre, general population (capacity 60)
- Substance-free living, general population (capacity 60)
- General population (capacity 120)
- Closed
- General population (capacity 120)
- General population (capacity 84)
- General population (capacity 240)
- Vulnerable population (capacity 40)
- Early days centre, vulnerable population (capacity 110)
- Substance-free living, vulnerable population (capacity 112)
- Vulnerable population (capacity 112)
- Older prisoner unit, vulnerable population (capacity 112)
- Gateway to Recovery programme unit, general population (capacity 40)
- Enhanced prisoners and those likely to progress to category D status, general population (capacity 20)