Notices

Coming soon... our new and improved Online Service

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
Open a Windfall Bond account with us!

From 1 March, our Windfall Bond savings account will earn you 3.50% annual interest (Gross AER).
With exclusive entry into a monthly free prize draw with prizes ranging between £100 and £50,000.
Click here to find out more and apply.
Notice updated: 3 March 2025
IMPORTANT: The last day of the 2024 / 2025 tax year is Saturday 5 April.
Our online and postal ISA applications for this tax year will close from 5pm on Friday 28 March until the morning of Monday 7 April. Find out full details and timings for opening and funding ISAs with us within the current tax year.
Important changes to our mortgage products - Find out more.

Mortgage products - From today, Monday 24 March, we’ve made changes to our mortgage product range. These include an increase to our Joint Borrower Sole Proprietor (JBSP) maximum loan size for Owner Occupier Repayment mortgages to £1,000,000, new Owner Occupier Interest-Only mortgages to 80% LTV, and the introduction of our House in Multiple Occupation (HMO) mortgages to general sale.
Our new 1 Year Fixed Rate Bond (54) paying 4.60% AER on balances of £10,000+ is now on sale. Exclusively online only. Find out more here

Open an ISA online

You're applying to open an ISA.

Note: If you would like to open an ISA with us using money transferred from another ISA provider, please call us on 03330 140141 and we'll send you an application form and transfer authority form.

At the moment you can't apply for an ISA online using transferred money from another ISA provider. Not ideal we know, we're sorry.

New to Family Building Society?

Thank you for choosing to join Family Building Society to open an ISA.

As a new Family Building Society customer it only takes a few minutes to apply for a new ISA. Please have your National Insurance number to hand.

If you already have an account with National Counties please use one of the existing customer links to the right as Family Building Society is part of National Counties.

I'm new to Family Building Society

Already an existing Family Building Society customer?

If you are registered and already have access to our Online Service, please login to apply for an ISA.

Online Service login

If you don't currently access your accounts online, please register for the Online Service to apply for your new account. We will check your details to ensure our records are kept up to date and give you access to view your other accounts online.