Newcastle Building Society passbook on a table with a green plant to the left of it.

Embrace the future. Save tax-free with an ISA.

You work hard for your money, so make saving it easy. ISAs are a great way to save, making sure more money stays in your pocket rather than going to the taxman. Now's the perfect time to open an ISA and make the most of your tax-free savings. 

Our cash ISA range includes fixed rate ISAs for savers who don’t need fast and easy access to their money, easy access ISAs for those who do, and ISAs designed specifically for first time home buyers. 

Choose the right ISA for you

Simply click 'View full product details' on the account you're interested in below for further information or, apply online or in one of our branches.

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18 Month Fixed Rate ISA (Issue 39)

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  • Open with £1

  • Fixed rate until 18th January 2028

  • Withdrawals are permitted subject to 120 days loss of interest

  • Tax-free savings

Apply online or in branch

1 Year Fixed Rate ISA (Issue 127)

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  • Open with £1

  • Fixed rate until 27th July 2027

  • Withdrawals are permitted subject to 90 days loss of interest

  • Tax-free savings

Apply online or in branch

2 Year Fixed Rate ISA (Issue 124)

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  • Open with £1

  • Fixed rate until 14th July 2028

  • Withdrawals are permitted subject to 120 days loss of interest

  • Tax-free savings

Apply online or in branch

5 Year Fixed Rate ISA (Issue 86)

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  • Open with £1

  • Fixed rate until 16th July 2031

  • Withdrawals are permitted subject to 365 days loss of interest

  • Tax-free savings

Apply in branch

Newcastle Cash Lifetime ISA (Issue 3)

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  • Open with £1

  • 25% withdrawal penalty, unless used to buy your first home or you are aged 60 or over

  • Available to open for 18 to 39 year-olds

  • Transfers from other LISAs now available

Apply online only

Newcastle Double Access ISA (Issue 4)

With 2 or less withdrawals

3.45%

Tax-free PA/AER (Variable)

With 3 or more withdrawals

1.70%

Tax-free PA/AER (Variable)
View full product details
  • Open with £1

  • A variable rate of interest which allows 2 penalty free withdrawals each anniversary year

  • 1.70% tax-free pa/AER (variable) will be paid upon making 3 or more withdrawals

Apply online or in branch

Newcastle Easy Saver ISA (Issue 5)

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  • Open with £1

  • Variable rate of interest

  • Take money out: anytime

  • Tax-free savings

Apply online or in branch

Newcastle Single Access ISA (Issue 2)

With 1 or less withdrawals

3.65%

Tax-free PA/AER (Variable)

With 2 or more withdrawals

1.70%

Tax-free PA/AER (Variable)
View full product details
  • Open with £1

  • A variable rate of interest which allows 1 penalty free withdrawal each anniversary year

  • 1.70% tax-free pa/AER (variable) will be paid upon making 2 or more withdrawals.

Apply online or in branch

  • Withdrawals are not permitted until the child’s 18th birthday

  • Open with £1

  • Variable rate of interest

  • Transfers from other JISA providers are permitted

Apply in branch

Deposits protected up to £120,000

Your eligible deposits with Newcastle Building Society are protected up to a total of £120,000 by the Financial Services Compensation Scheme, the UK’s deposit protection scheme. This limit is applied to the total of any deposits you have with Newcastle Building Society and Manchester Building Society (as a trading name of Newcastle Building Society). Any deposits you hold above the £120,000 limit are unlikely to be covered. 

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We’re here to help

If you’re still not sure and would like some guidance on which ISA account might be right for you, our team will help you choose. For a face-to-face appointment on the high street book an appointment today.

Book a branch appointment

Stocks & Shares ISA

If you’re thinking about the longer term, a Stocks and Shares ISA could be a good option for you. Newcastle Financial Advisers offer no obligation advice on pensions, investments and inheritance tax planning, which could help your money work harder.

Arrange a financial advice appointment

HM REVENUE AND CUSTOMS PRACTICE AND THE LAW RELATING TO TAXATION ARE COMPLEX AND SUBJECT TO INDIVIDUAL CIRCUMSTANCES AND CHANGES WHICH CANNOT BE FORSEEN.

A stocks and shares ISA is a medium to long term investment, which aims to increase the value of the money you invest for growth or income or both. The value of your investments and any income from them can fall as well as rise. You may not get back the amount you invested.

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Newcastle Building Society introduces to Newcastle Financial Advisers Limited for advice on investments, pensions, life and protection insurance, and inheritance tax planning. Aspects of inheritance tax planning are not regulated by the Prudential Regulation Authority nor the Financial Conduct Authority. Newcastle Financial Advisers is a trade name of Newcastle Financial Advisers Limited which is an appointed representative of The Openwork Partnership a trading style of Openwork Limited which is authorised and regulated by the Financial Conduct Authority.

Approved by the Openwork Partnership on 11/03/2026.