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Mortgages

Mortgage calculators

To apply you must be 18+ and resident in the Channel Islands, Isle of Man or Gibraltar.
Your home or property may be repossessed if you do not keep up repayments on your mortgage.

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Mortgage calculators
Common questions
Contact us about mortgages

How much could I afford to borrow?

Use our mortgage calculator to see how much you could borrow, review our mortgage rates and get an idea of what your monthly payments could be.

It only takes about 5 minutes to complete and get a rough idea of how much you could borrow.

For properties in the Channel Islands, Isle of Man or Gibraltar.

How much could I borrow calculator

Other calculators that could help

It will only take a couple of minutes to use our mortgage calculators.

Mortgage rates and products

See our latest range of mortgage products and get an idea of rates, product fees and what your monthly repayments could be.

Mortgage rate finder tool

Interest rate change calculator

If your mortgage interest rate is changing, you could use our calculator to get an idea of how much your monthly repayments could be.

Interest rate change calculator

Overpayment calculator

See how much interest you could save on your mortgage by making regular monthly overpayments or paying a lump sum. Restrictions may apply.

Mortgage overpayment tool

You could enjoy £750 cashback when you move your mortgage to us

Move your mortgage to NatWest International and you could receive £750 cashback when your remortgage completes. This offer is available to customers in Jersey, Guernsey, the Isle of Man and Gibraltar, across both residential and Buy to Let remortgages.

This cashback offer is available to new mortgage customers taking out a remortgage, subject to eligibility criteria.

Over 18s only. Cashback is a fixed amount, paid on completion of your remortgage. Limited to one payment per mortgage. This offer may be amended or withdrawn at any time. Maximum LTV is 90%, subject to product availability. Your home may be repossessed if you do not keep up repayments on your mortgage.
Start your remortgage

You could enjoy £750 cashback when you choose us to move home in Gibraltar

If you're purchasing a home in Gibraltar, you could receive £750 cashback when your mortgage completes with NatWest International.

This cashback offer is available to new mortgage customers, subject to eligibility criteria.

Over 18s only. Applicants must be resident in Gibraltar. Cashback is a fixed amount, paid on completion of your mortgage. Limited to one payment per mortgage. This offer may be amended or withdrawn at any time. Maximum LTV is 90%, subject to product availability. Your home may be repossessed if you do not keep up repayments on your mortgage.
Try our how much could I borrow calculator

Common questions

Contact us about mortgages

You can contact our mortgage teams by calling us, completing a callback form or using our online forms to request:

  • mortgage statements
  • mortgage tax certificates
  • mortgage redemption quotes.