70/30 Asset Split in a Divorce Explained

If you're going through a divorce or even just preparing for one, the question of “who gets what” tends to dominate early conversations. It’s one thing to separate emotionally, but untangling finances is often where it gets messy. You might’ve heard about things like a 50/50 split being the starting point, but what about less equal outcomes? What actually leads to a divorce 70/30 asset split, and when is it considered fair?
Let’s walk through how this works, what influences the decision, and how to protect your assets in a divorce.
What Is a 70/30 Divorce Asset Split?
A 70/30 split is exactly what it sounds like—one person walks away with 70% of the matrimonial assets, the other gets 30%. But this isn’t a default or even a common outcome. It usually only happens when one party’s needs or contributions are significantly different from the other's.
This could be because of serious financial inequality, children who need additional care, or sometimes even behaviour during the marriage. Still, the courts don't use a rigid formula. Context is everything.
What surprises many people is that these splits don’t always reflect who earned more money. Sometimes it’s the opposite.
How Are Assets Normally Divided in a Divorce?
The standard approach in England and Wales is to aim for a fair outcome—not necessarily an equal one.
Yes, a 50/50 division is often the starting point, especially in long-term marriages where both partners contributed in different but valuable ways. But fair doesn't mean identical. It means looking at each person's financial and non-financial contributions, their future needs, and their ability to earn.
Assets considered include everything from property and pensions to savings, investments, and even business interests. Not just what's in the joint account, but also what's in each person’s name.
A split can be adjusted significantly based on needs. For instance, if one person will continue to house and care for young children, they may end up with a larger share to reflect that ongoing responsibility.
When Does a 70/30 Asset Split Happen?
It usually comes down to needs and contributions—those two words underpin nearly every decision the court makes.
A 70/30 split might happen when one partner sacrificed their career to raise children, and now faces limited earning potential. Or when one person enters the divorce with significantly fewer assets and is at risk of financial hardship.
It can also happen if one party has significant health concerns, or in cases where the marriage was very short, but one person brought considerable wealth in and ringfenced it.
That said, pre-nuptial agreements can play a role here too. They’re not automatically binding in the UK, but they do carry weight, especially if both parties had legal advice at the time.
Is a 70/30 Split Fair?
This is the question that causes the most tension—and often leads to the most misunderstanding.
Fairness doesn’t mean equality. That’s a tough pill to swallow when emotions are running high and both parties feel they’re entitled to more. But fairness, in legal terms, is about enabling both individuals to move forward as securely as possible. And that often means considering the weaker party’s long-term needs.
The partner with higher earning potential might walk away with less, even if they feel they contributed more financially. The court might look at who needs more support post-divorce and what sacrifices were made during the relationship.
Fair? Depends on who you ask. But that’s the legal standard.
How Courts Decide on Asset Division
No checklist, no algorithm, no sliding scale. Instead, the courts look at a series of factors laid out in section 25 of the Matrimonial Causes Act 1973. These include:
- The length of the marriage
- The age and health of both parties
- Earning capacity and income
- Financial needs and responsibilities (especially when children are involved)
- Standard of living during the marriage
- Contributions made, both financial and otherwise
Non-financial contributions matter just as much. Raising children, supporting a partner’s career, managing the home—these aren’t secondary.
Even behaviour is taken into account, though only in extreme cases. The goal is to reach an outcome that meets both people’s needs without being punitive or overly generous to one side.
The court will also try to achieve what’s called a "clean break" wherever possible, so both parties can move on without ongoing financial ties.
How to Improve Your Outcome in a Divorce Settlement
It’s not about who argues louder or who wins the emotional battle. It’s about preparation, documentation, and strategy.
Get your financial disclosure in order early. The court expects full transparency—hiding assets or playing games will backfire and could lead to costs orders being made against you.
If possible, stay open to negotiation. Mediation isn’t always easy, but it can lead to faster, less expensive outcomes with more control over the result.
And get proper legal advice. Even in amicable separations, guidance from someone who understands the process is invaluable. The biggest mistake people make? Assuming they know how things will go based on what happened to a friend or family member. Every case is different.
Final Thoughts
A divorce 70/30 asset split might sound extreme, but it's not unheard of—and it’s not automatically unfair. It comes down to individual circumstances, needs, and what allows both parties to move forward with stability.
If you're navigating a divorce or preparing for one, don’t go it alone. The right legal advice makes a world of difference—not just to the outcome, but to your peace of mind during the process.
At Skylark Hill, we’re here to help you understand your rights and secure a future that works. Consult with a solicitor in Mayfair today - we’re here to support you.