UK prison exterior showing secure facility walls and entrance
    Trusted UK Prison Resource

    Your Complete Guide to UK Prisons, Courts & Probation

    Practical, honest information for anyone facing prison, supporting a loved one inside, or navigating the criminal justice system across England, Wales, Scotland and Northern Ireland.

    133+

    UK Prisons Covered

    285+

    Courts Listed

    51+

    Probation Offices

    104+

    Police Stations

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    About the UK prison system

    Understanding How It All Works

    The UK prison system holds over 85,000 people across England, Wales, Scotland and Northern Ireland. It's a complex network of establishments — from high-security Category A prisons housing the most dangerous offenders, through to open Category D prisons where inmates are preparing for release. If someone you know is facing a prison sentence, or if you're simply trying to make sense of how things work, it can feel overwhelming.

    That's why we built prisonandjails.com. We're not affiliated with the government or any private prison operator. We're an independent resource that brings together practical, accurate information in one place. You'll find details on every active prison in the UK, from HMP Belmarsh in south-east London to HMP Barlinnie in Glasgow — with addresses, phone numbers, capacity figures and honest descriptions of what each prison is like.

    Beyond prison information, we cover the courts and probation services that make up the wider criminal justice system. Whether you need to find the address of a Crown Court, understand what happens at a magistrates' court, or locate your nearest probation office, it's all here.

    Common questions

    Frequently Asked Questions

    How many prisons are there in the UK?

    There are currently around 133 active prisons across England, Wales, Scotland and Northern Ireland. These range from high-security Category A establishments like HMP Belmarsh and HMP Wakefield, to open Category D prisons such as HMP Ford and HMP Leyhill. The prison estate is managed by HM Prison and Probation Service (HMPPS), with some prisons operated by private companies like Serco, Sodexo and G4S.

    How do I find someone in prison?

    You can use the Prisoner Location Service run by HMPPS. You'll need to submit a request — either online or by post — with the person's full name and date of birth. It typically takes 5 to 10 working days to get a response. Bear in mind that some prisoners can choose not to be found, in which case HMPPS won't share their location.

    Can I visit someone in prison?

    Yes, but you'll need to be on the prisoner's approved visitor list first. The prisoner needs to submit your details, and you'll usually need a basic background check. Once approved, visits can be booked online via the GOV.UK prison visit booking service, or by phoning the prison directly. Always arrive at least 30 minutes early and bring valid photo ID.

    What happens on someone's first day in prison?

    When someone arrives at prison, they go through a reception process. Personal belongings are logged and stored, they're given prison clothing, and there's a health screening. Over the first few days there's a structured induction where they learn the daily routine, rules, how to access the canteen, phone calls, and any available support or education programmes.

    Need Help Finding Information?

    Whether you're trying to find a specific prison, need advice on booking visits, or want to understand how the probation system works — we've got you covered. All our information is free, accurate and regularly updated.