Lifetime ISA (LISA) Calculator 2025 — Government Bonus for First Home & Retirement
A Lifetime ISA gives you a 25% government bonus on up to £4,000 you save each year — worth up to £1,000/year. You can use it to buy your first home (up to £450,000) or as retirement savings. Check how much your LISA will be worth.
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🏠 Lifetime ISA (LISA) Calculator — 2025
25% government bonus on up to £4,000/year. Must be opened before age 40. Available until age 50.
Must be 18–39 to open. Can contribute until age 50.
LISA Rules — Key Facts
- Must be 18–39 to open a Lifetime ISA
- Can contribute up to £4,000/year and receive a 25% bonus (up to £1,000/year) until age 50
- Maximum total government bonus: £33,000 (32 years of full contributions)
- For home purchases: the property must cost £450,000 or less, you must be a first-time buyer, and you must have held the LISA for at least 12 months
- For retirement: you can access the money from age 60 — fully tax-free
- Unauthorised withdrawals incur a 25% penalty charge
- The £4,000 LISA limit counts towards your overall annual ISA allowance (£20,000)
Can I use a LISA if my partner already owns a home?
No. Both buyers must be first-time buyers to use the LISA bonus for a property purchase. If your partner already owns or has owned a home, you cannot use your LISA for that joint purchase. You could still use your LISA for retirement savings, but the home purchase bonus would not be available.
Is a LISA better than a pension?
It depends. A LISA bonus is 25% (effectively tax-relief at 20%). A pension gives tax relief at your marginal rate (20%, 40%, or 45%), plus employer contributions through auto-enrolment. For basic rate taxpayers with employer matching, a workplace pension is usually better. The LISA is most valuable as a supplement for first-time buyers, or for the self-employed without employer pension contributions.
What happens to my LISA if I never buy a home and I die before 60?
On death, the LISA can be closed without the withdrawal penalty — the full balance including the government bonus is paid to your estate. This is an exemption to the usual penalty for unauthorised withdrawals.