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About 11.5 million people are held in prisons worldwide, according to the World Prison Population List published by the Institute for Crime & Justice Policy Research (ICPR) in 2024. That figure covers prisons and other penal institutions, and the real total is likely higher once you account for countries that don't publish reliable data.
But criminal justice reform isn't only about prisons. It covers how people are treated by police, courts, prisons, and probation services, and it touches on sentencing, pre-trial detention, prison conditions, rehabilitation, youth justice, legal support, and alternatives to imprisonment. This guide covers the main areas of criminal justice reform, points to organizations, explains how government and foundation funding actually works, and walks through how to start a fundraiser for a cause you care about.
Ready to support criminal justice reform? Start a fundraiser on WhyDonate today and bring your community together to support a cause that matters to you.
What Is Criminal Justice Reform?
Criminal justice reform is the movement to improve the functioning of the criminal justice system, including policing, courts, sentencing, prisons, probation, youth justice and reentry. The goal isn't simply to make punishment harsher or softer. Reform organizations tend to ask whether the system is fair, whether it protects communities, whether punishments actually work, and whether people have a real chance to rebuild their lives after contact with the justice system.
What any particular reform effort is trying to change depends on the organization. Some groups work on reducing unnecessary imprisonment. Others focus on prison conditions, legal representation, racial disparities, youth justice, or support after release. It's also worth separating reform from abolition. Reform means changing what is already there to work better, to do less harm. Abolition is a more general position that asks whether p
Why Criminal Justice Reform Is Urgent Right Now
Prison populations remain high across much of the world. The 2024 World Prison Population List recorded about 10.99 million people in prisons based on published figures, and ICPR estimates the real total could top 11.5 million once China and North Korea are factored in. Numbers are only part of the picture. Penal Reform International's Global Prison Trends 2025 report flags rising suicide and violence in prisons, poor healthcare, growing numbers of women in prison, and a continued need for community-based alternatives. Pre-trial detention is its own problem: people can spend real time in custody before their case is even decided, which can cost them their job, their housing, and their mental health, especially if they don't have decent legal support.
That shortfall matters because research, legal work, public education, advocacy, and policy campaigns all take people and money. When funding runs short, organizations end up cutting programs or narrowing their focus to whatever feels most urgent. Community fundraising won't replace government or foundation money, but it gives organizations another source of support and gives individuals a way to act directly.
Organizations Leading Criminal Justice Reform in Europe and the UK
Plenty of organizations work across the UK and Europe on this, and they don't all do the same thing. Some focus on prisons and sentencing, others on rehabilitation, youth justice, or policy research. Worth looking at each one's actual work before deciding where to give.
Organization | Main Focus | Region |
Penal Reform International | Prison reform, human rights, and criminal justice | Global |
Howard League for Penal Reform | Penal reform, prisons, and youth justice | England and Wales |
Prison Reform Trust | Prison policy and a fairer penal system | UK |
Transform Justice | Evidence-based justice reform | England and Wales |
Nacro | Rehabilitation, housing, employment, and reducing reoffending | UK |
Criminal Justice Alliance | System-wide criminal justice reform | England and Wales |
Clinks | Support for voluntary organizations working in criminal justice | England and Wales |
Vera Institute of Justice | Justice reform, incarceration, and legal system change | US and international |
Penal Reform International
Works internationally on prison reform and human rights, alternatives to imprisonment, and policy development. Its Global Prison Trends report is a solid resource if you want to understand what's happening in prisons and justice systems globally.
Howard League for Penal Reform
A UK charity pushing for fewer people in prison, safer communities, and a more humane justice system, through policy work, campaigning, litigation, and legal advice for children and young people in custody. It's also part of the Better Justice Partnership, a coalition of major UK organizations working on justice reform.
Prison Reform Trust
Works to improve the prison system and promote a more humane, effective approach to punishment. Also connects people with organizations working across different parts of criminal justice.
Transform Justice
Uses research and evidence to identify problems in the justice system and campaign for change, covering courts, policing, criminal records, and how defendants are treated.
Nacro
Works directly with people affected by the justice system, focused on cutting reoffending through housing, employment, and other support.
Criminal Justice Alliance
A network of more than 200 organizational and academic members working toward a fair, effective criminal justice system in England and Wales, covering prevention, diversion, policing, sentencing, and the courts.
Before giving to any of these, look at their current work, financial information, impact reports, and donation process. A clear mission and transparent reporting go a long way toward an informed decision.
How Criminal Justice Reform Is Funded
Funding for this work usually comes from a mix of government money, charitable trusts and foundations, and donations. Smaller organizations tend to lean more heavily on charitable grants and community support than the bigger ones do.
Clinks, which supports voluntary organizations in the criminal justice sector, reports that funding comes from national and local government as well as trusts and foundations, and that foundations matter especially for smaller organizations.
Government Funding
Government bodies fund this work through grants and contracts, including support from the Ministry of Justice, HM Prison and Probation Service, local authorities, and other public bodies. This money is usually tied to delivering specific services: rehabilitation programs, support for people leaving prison, mentoring, and similar work.
Foundations and Philanthropy
Foundations fund research, advocacy, community programs, policy work, and direct services. Clinks found that 64% of organizations received a grant from a charitable trust or foundation during the 2021-22 financial year, and it maintains its own list of notable funders in this space, including the Charitable Trust.
That said, foundation funding is competitive. Organizations generally need a clear purpose, a plan for the money, and evidence that their work fits what the funder actually wants to support.
Community Donations and Crowdfunding
This is where individual fundraising comes in. Someone might want to support a local organization without the money to make a large donation on their own, and crowdfunding lets many people contribute smaller amounts toward the same goal. It's especially useful for community groups and smaller organizations funding a specific project, campaign, or event.
The Most Important Areas of Criminal Justice Reform to Support
There's no universal right answer here, it depends on the issue you care about and the kind of change you want to see. A few areas consistently draw attention because of how directly they affect people's lives.
Pre-trial Detention and Bail Reform
People can spend real time in detention before their case is resolved. Reform work here focuses on reducing unnecessary detention, improving access to legal representation, and building safe alternatives to custody.
Youth Justice
Children and young people need approaches built around their age and development, not adult frameworks. The Howard League, among others, works on reducing the use of custody for children and improving how they're treated in the system.
Women's Criminal Justice
Women face specific challenges in the justice system tied to family relationships, poverty, trauma, and healthcare. Penal Reform International has flagged a continuing rise in women's imprisonment and pushed for gender-responsive, community-based approaches.
Rehabilitation and Reintegration
Leaving prison doesn't automatically mean someone has what they need to rebuild their life. Housing, employment, education, healthcare, and community support all shape what happens after release, which is the focus of organizations like Nacro.
How to Fundraise for Criminal Justice Reform
You don't need to be a professional fundraiser or work for a charity to organize a fundraiser here. You just need a clear cause, a realistic goal, and a plan for reaching people who might want to help.
Start by deciding exactly what you're supporting. A campaign called "Help Criminal Justice Reform" is too vague to act on. Raising money for an organization's youth justice work, a local rehabilitation program, or a specific educational campaign gives people something concrete to say yes to. Check whether the organization allows independent fundraising before you start, and be clear about your actual relationship to it. Don't imply you officially represent a group if you don't.
Your fundraising story just needs to cover three things: why the issue matters to you, what you're trying to achieve, and where the money goes. A specific target helps too. A £500 campaign for a local community project gives donors something concrete to aim for, and you can explain exactly what hitting that number will do. Promote the campaign through your personal network, workplace, community groups, social media, email, or events, and keep posting updates. Regular updates tell supporters the campaign is still active.
Simple Ways to Raise Money
- Organize a sponsored walk or run
- Hold a community discussion or educational event
- Ask local businesses to support your campaign
- Run a workplace fundraising challenge
- Create an online crowdfunding campaign
- Ask friends and family to share the fundraiser
The most effective campaigns usually stick to one specific purpose rather than trying to fix the whole system at once.
Final Thoughts
Criminal justice reform spans sentencing, pre-trial detention, prison conditions, youth justice, rehabilitation, and support after release. With millions of people held in prisons worldwide, the case for fairer, more effective systems isn't going away.
The sector runs on a mix of government funding, foundation grants, and community support, and for smaller organizations and grassroots projects, community fundraising is often the difference between a project happening and not.
If there's a criminal justice issue you care about, you don't have to wait for someone else to act. Support an established organization, volunteer, donate, or start your own fundraiser and bring your community into it. WhyDonate charges 0% platform fees, aside from standard payment processor fees, so you can put your energy into the cause rather than the overhead.
Frequently Asked Questions
1. What is criminal justice reform in simple terms?
It means changing parts of the justice system to make them fairer, safer, more effective, and more humane, covering everything from policing and courts to sentencing, prisons, probation, youth justice, and rehabilitation.
2. What's the difference between criminal justice reform and prison abolition?
Reform is about fixing what is broken and hurting as little as possible. Abolition is a broader position, asking if we should have prisons at all and looking for alternatives to the current model of punishment.
3. Which criminal justice reform organizations can I donate to in the UK?
There are a number of organizations working in this area, including the Howard League for Penal Reform, Prison Reform Trust, Transform Justice, Nacro and the Criminal Justice Alliance. Each has a slightly different focus, so it’s worth checking their current work before you decide.
4. How does the government fund criminal justice reform in the UK?
Through grants and contracts from bodies such as the Ministry of Justice, HM Prison and Probation Service and local authorities. Most of this funding is for specific services and not for general advocacy work.
5. What foundations fund criminal justice reform in Europe?
It depends on the organization's location, size, and focus. Clinks maintains a list of notable UK trusts and foundations that fund criminal justice voluntary organizations, which is a good starting point.

