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Junior ISA calculator

Use our free Junior ISA calculator to find out how investing in your child’s future today could reap rewards for their tomorrow.

How much could you help your child save?

Decide how much you want to open your Junior ISA with and how much you’d like to pay in each month. Our simple calculator will quickly give you an idea of how your child’s money could grow.

The projection shows how your child's Junior ISA could grow with low, medium and high performance. Remember, projections are not guarantee of future performance and your child could get back less than you pay in.


Lower performance

Amount your child could receive at age 18

Projected value

Higher performance

Please note: No more than £9,000 may be invested into a Junior ISA within a single tax year. This includes your initial investment and your monthly direct debit payments.

Find out more about our Junior ISA

Start investing for your child’s future from £10 a month.

Start investing today