UK Savings Goal Calculator
Use this savings goal calculator to estimate how much you need to save each month to reach a target amount over a set period.
Required saving
£0 / month
To reach your goal with your chosen time period and interest rate
Projected final balance
Savings goal
£0
Starting amount
£0
Total contributions
£0
Interest earned
£0
| Year | Opening balance | Contributions | Interest earned | Closing balance |
|---|
Assumptions
Estimates assume a fixed interest rate over the full period, regular equal contributions, and no tax, fees, inflation, or withdrawals.
A savings goal calculator works backwards from the target amount you want to reach. You enter your goal, any savings you already have, the interest rate, and how long you want to save for. The calculator then estimates the regular contribution needed to get there.
This page uses a simulation-based approach rather than relying on a single shortcut formula. That makes it easier to show a balance projection over time and a yearly breakdown that matches the headline answer.
The monthly saving needed depends on four main things: the size of the goal, how much time you have, whether you are starting from zero, and how much interest the savings earn. A larger target over a shorter period usually means a much bigger monthly commitment.
Extending the timeline is often the easiest way to reduce the amount needed each month. Even an extra year or two can make the target feel much more manageable, especially if your savings also earn interest along the way.
Interest helps because not all of the final balance has to come from your own deposits. The higher the fixed rate and the longer the money stays invested, the more of the target can be covered by growth rather than fresh contributions.
That effect is usually modest over short periods, but it becomes more meaningful over several years. If you compare a zero-interest result against a positive-interest result, the regular saving required is usually lower in the interest-bearing scenario.
Starting with a lump sum makes a big difference because the money has longer to grow. It also reduces the remaining gap you need to close with regular saving. If your starting balance is already close to the target, interest alone may sometimes be enough to get you over the line.
Saving from zero is still absolutely possible, but the final balance will depend much more on how much you add regularly. This is where a clear monthly target can be especially useful for budgeting.
Monthly saving is the default because it matches how most people budget from salary. It also spreads the effort more evenly through the year. Yearly saving can still be useful if you save in larger chunks, such as from bonuses or irregular income.
In practice, monthly contributions are usually easier to manage and keep on track. Yearly contributions can still work, but they require a bigger single payment and may feel less flexible in day-to-day budgeting.
It depends on your target amount, how long you have to save, any starting balance, and the interest rate. This calculator estimates the regular contribution needed to reach the target over your chosen period.
Yes. Interest helps your savings grow on their own, so a higher fixed rate usually reduces the regular contribution needed to hit the same target over the same period.
Existing savings reduce the amount you need to add going forward. They may also keep earning interest over the full period, which can further lower the required monthly saving.
It is an estimate based on a fixed interest rate, regular equal contributions, and no withdrawals, fees, tax, or inflation. Real-world account terms and future rate changes can produce different results.
No. This version does not include UK savings tax, the Personal Savings Allowance, ISA rules, fees, or inflation adjustments.
Want to see how compound growth affects your savings? Try our interest calculator. Want to know how much of your income you could set aside each month? See our salary calculator. Saving for a first-home deposit? Our Lifetime ISA calculator can show how the government bonus changes the plan. Want a tax-free cash saving wrapper with allowance checks? Try the Cash ISA calculator too. Saving for a child? Our Junior ISA calculator can help with age-18 planning. Comparing savings goals with borrowing costs can also be useful, so our loan calculator may help too. If debt repayment is a competing priority, compare scenarios with our Debt Payoff Calculator. To test future spending power assumptions, also try our Inflation Impact Calculator.
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