Lifetime ISA for first time buyers is it worth it in 2026?

A lifetime ISA first time buyer account (usually just called a LISA) is a tax-free savings account designed to help people save either towards a first home or for retirement. You can pay in up to £4,000 each tax year, and the government currently adds a 25% bonus on top - worth up to £1,000 a year - on money you save towards your first home, or towards your pension pot once you're over 60.

Any growth on the money in your account, whether it's cash interest or stock market returns, is free of income tax and capital gains tax. A Lifetime ISA is really two products in one: a first-home deposit fund if you're under 40, and a long-term retirement savings account if you keep it going. If you haven't already, it's worth reading our first time buyer mortgage guide for the bigger picture on getting your first mortgage. For the full official rules, see HMRC's Lifetime ISA guidance.

The government bonus is paid automatically, roughly every 4 to 6 weeks, directly into your Lifetime ISA. You don't need to claim it or apply separately - your ISA provider handles this for you.

• You can pay in up to £4,000 in a tax year, which counts towards your overall £20,000 ISA allowance
• The government adds 25% of whatever you contribute, up to a maximum of £1,000 a year
• If you open a Lifetime ISA at 18 and pay in the maximum every year until you turn 50, you could receive up to £32,000 in government bonuses over your lifetime
• Bonuses are paid on contributions only, not on investment growth or interest you've already earned

Because the bonus lands in your account early on, it starts earning interest or investment growth of its own from that point, adding a further, modest benefit over time.

Not everyone can open a Lifetime ISA, and the eligibility rules matter just as much as the bonus itself.

Before you open a Lifetime ISA, it's worth understanding exactly how the property-purchase rules work - some of them catch people out.

If you're considering a shared ownership purchase, see our guide to shared ownership mortgages for how a Lifetime ISA fits alongside that route.

This is the part of the Lifetime ISA that trips people up. If you withdraw money for any reason other than buying your first home, reaching age 60, or a terminal illness diagnosis, the government applies a 25% withdrawal charge - and the maths means you can lose more than just the bonus.

Here's a worked example. Say you save £4,000 in a tax year and the government adds its 25% bonus of £1,000, taking your balance to £5,000. If you then need to withdraw that money for an ineligible reason, the 25% penalty is calculated on the full £5,000 balance, not just the bonus, so you'd pay a charge of £1,250. That leaves you with £3,750, which is £250 less than the £4,000 you originally paid in.

The penalty is waived if you're withdrawing because of a terminal illness diagnosis, or if the money is paid out after your death.

If you're unsure whether a Lifetime ISA is right for you, or you're worried about tying your money up in a savings product, MoneyHelper (moneyhelper.org.uk, 0800 138 7777) offers free, impartial guidance on savings and mortgages.

For most first-time buyers saving towards a home priced within the cap, a Lifetime ISA is worth serious consideration - the 25% government bonus is difficult to beat with any standard savings account. But it isn't the right fit for everyone, and the drawbacks are just as real as the upside.

Advantages

• The 25% government bonus beats standard savings and cash ISA returns by a wide margin
• Growth within the account is tax-free
• Couples can each hold their own Lifetime ISA, doubling the household bonus
• The bonus itself isn't subject to income tax

Considerations

• The £450,000 property price cap can rule out buyers in London and the South East, where average first-time buyer prices are often higher
• Your money is locked in for at least 12 months before you can use it for a property purchase
• The withdrawal penalty is worse than the headline '25%' suggests, as shown above
• You cannot use a Lifetime ISA towards a buy-to-let purchase
• The scheme is set to be replaced by a new First Time Buyer ISA from 2028, which changes the long-term picture

There's also a mortgage angle worth understanding. A bigger deposit, boosted by the government bonus, can help you reach a lower loan-to-value band, which may open up a wider range of mortgage deals. For a full breakdown of deposit sizes and loan-to-value bands, see our guide on how much deposit do I need? An advisor comparing a wide range of lenders can talk you through how your specific deposit size affects the mortgage options available to you, and you can verify any firm's authorisation using the Financial Conduct Authority register. Remember that once you take out a mortgage, your home may be repossessed if you do not keep up repayments on your mortgage or any other debt secured on it.

It's also worth factoring in stamp duty. Most first-time buyers benefit from stamp duty relief, and combining that relief with your Lifetime ISA bonus can meaningfully reduce your overall costs - see our guide to stamp duty for first time buyers, or HMRC's stamp duty guidance, for the current thresholds.

Putting it simply, a Lifetime ISA tends to work best for buyers purchasing outside London and the South East, within the price cap, and who are at least 12 months from completing.

The Lifetime ISA isn't the only way to save for a deposit, though since the Help to Buy ISA closed to new applicants in November 2019, it's currently the only savings account that comes with a government bonus. Here's how it compares with other common ways to save.

A Lifetime ISA is just one part of the picture - see our overview of first time buyer mortgage schemes for other government-backed routes into homeownership. If you're not sure which combination of savings and pension contributions makes sense for your circumstances, speak to an advisor who can look at your full financial picture rather than just one product in isolation.

On 23 June 2026, the government launched a consultation on replacing the Lifetime ISA with a new First Time Buyer ISA, expected to launch in April 2028. Nothing has been finalised yet, and the details below reflect the proposals as they stood at the time of writing - they may change following the consultation.

If you already hold a Lifetime ISA, current proposals suggest you'll be able to keep contributing and receiving the 25% bonus indefinitely - there's no suggestion existing accounts will be forced to transfer into the new product. Anyone still holding a Help to Buy ISA may be able to transfer into the new account, though this hasn't been confirmed.

Should you open a Lifetime ISA now, given the change is coming? For most people who are more than 12 months from buying, yes - the bonus accrues from the day you open the account, and waiting until 2028 simply means missing out on years of the 25% top-up. If you already have a Lifetime ISA, there's currently no reason to stop using it.

If you're buying with a partner, you can each open your own Lifetime ISA and each pay in up to £4,000 a year, provided you're both genuine first-time buyers. That means a combined bonus of up to £2,000 a year between you, or up to £4,000 if you both max out your contributions for two years before you complete.

Both of you will need to meet the eligibility rules independently. If one partner already owns a property, only the other partner's Lifetime ISA savings and bonus can be put towards the purchase.

Using your Lifetime ISA to buy your first home involves a few practical steps that your conveyancer will usually guide you through.