HMP Pentonville is a Category B men's prison located in London, England. Opened in 1842, it is one of the oldest prisons in the country and is designed to hold around 1,000 inmates. The facility is known for its distinctive Victorian architecture and has undergone various renovations over the years to improve conditions. The prison primarily houses remand and sentenced prisoners, including those awaiting trial. HMP Pentonville offers various rehabilitation programs aimed at reducing reoffending rates. It is managed by Her Majesty's Prison and Probation Service, which oversees the operation and administration of prisons in the UK.