Notices
  • Savings products - In preparation of the launch of our new and improved Online Service we have temporarily withdrawn online applications for all our savings products. You can still apply for these products by post or in branch. All savings products will be available to apply online from 12 May. We apologise for any inconvenience this may cause.

  • Savings customers: Your 2024 / 2025 Annual Interest Savings Summary are currently being processed and are due to be delivered by 30 April 2025.
  • We’ll shortly be making some changes to our Online Service to make it simpler and easier for you to use.  

    Our new Online Service will have a modern design, improved navigation and many added benefits.  

    Find out more about the changes

  • Mortgage products - On Wednesday 23 April, we made changes to our mortgage product range. These include rate adjustments across our fixed rate products, and an increase to our Owner Occupier Joint Borrower Sole Proprietor maximum LTV to up to 90% (with no additional security required) for loans up to £500,000.
  • Any customers that have recently applied for this account will have 15 calendar days to initially fund their account.

Family Security Account (1)

In a Family Security Account account, savings can act as security for the mortgage which typically means the borrower benefits from a fair interest rate

Your savings are protected.

FSCS - Your savings are protected 
Annual interest (AER gross) Account rate type Minimum opening amount Additional information Monthly interest option? Withdrawal limits Available to new customers?
3.55%
  • Mortgage linked
£5,000
  • The Family Security Account can only be opened by a family member of a Family Mortgage applicant requiring the security provided by this account
  • The account can only be applied for and operated by post
No Withdrawals or account closure are only available following a review of the linked Family Mortgage No

Key features

View summary box
  • Reduces the amount of the monthly payments for the linked Family Mortgage while your savings continue to earn interest
  • Account can only be applied for and operated by post
  • Save from £5,000, up to 20% of the value of the linked Family Mortgage prime security
  • Withdrawals or account closure are only available following a review of the linked Family Mortgage
  • Additions are not permitted

The information provided below is a summary of the key features of the account and is not intended to be a substitute for reading the Product Features leaflet and the General Conditions for our Savings Account booklet.

Account info downloads

Account summary box

Account name

Family Security Account (1)

What is the interest rate?

Rate effective from 11 March 2025Gross AER1
£5,000+3.55%
  • Interest is calculated daily and paid annually on 31 December

Can the Family Building Society change the interest rate?

Yes, the interest rate is variable and may be changed. Please refer to Section 14 of the General Conditions for our Savings Accounts booklet for more information on when we may make changes to the interest rate and how this will be communicated

What would the estimated balance be?

Opening balanceProjected balance (Gross)
£5,000£5,177.50

  • This projection assumes that the account is opened with the stated amount with no additions or withdrawals made. Projected balance is at the end of 12 months
  • All projections are provided for illustrative purposes only and do not take into account individual circumstances
  • Actual interest may depend on the date the account is opened and the date that interest is paid

How do I open and manage my account?

  • The Family Security Account can only be opened by a family member of a Family Mortgage applicant requiring the security provided by this account
  • The account can only be applied for by post
  • A minimum of £5,000 must be deposited
  • Additions are not permitted
  • The maximum that can be held in the account is 20% of the value of the linked Family Mortgage prime security
  • Instructions for the account can only be made by post

Can I withdraw money?

  • Withdrawals or account closure are only available following a review of the linked Family Mortgage. Please refer to the 'Family Security Account terms' section of the Product Features leaflet for more information

How can I make deposits?

    • A minimum of £5,000 must be deposited
    • Additions are not permitted
    • The maximum that can be held in the account is 20% of the value of the linked Family Mortgage prime security

    Additional information

    TAX STATUS: Interest is paid gross without deduction of income tax. You will need to declare any income from savings interest earned over your PSA2 through a self-assessment tax return to HM Revenue & Customs. Interest is paid annually on 31 December and available from the following day.

    All financial information correct on 12 February 2025.

    Over 125 years looking after people's money

    For a long time we've been trusted to help people save for homes, holidays & more with a more small scale, personal approach as shown in our awards.



    More about who we areView our awards

    Contact our expert UK team

    New enquiries

    Savings - 03330 140141

    Mortgages - 03330 140140

    newbusiness@familybsoc.co.uk

    Existing customers

    Savings - 03330 140144
     savings.service@familybsoc.co.uk

    Mortgages - 03330 140146
     mortgage.service@familybsoc.co.uk

    ...or ask the way that suits you.

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    Visit us in branch

    Ashley Square, Epsom, Surrey, KT18 5DD.

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