Save with us and you're helping to support sustainable development across the UK

Our accounts are simple and transparent – giving you the benefit of knowing where your money goes. We use your savings to make a positive environmental impact and give you a fair financial return. 

Our Easy Access, Regular Savings, Ecology Cash ISA and 35-Day Notice accounts are open to new applications.


Our savings accounts 


If you're planning an eco renovation, refurb or eco new build, talk to us

No matter if your project is straightforward or unusual, innovative or one that other lenders have rejected – if we can see an environmental benefit, we'll be interested in talking to you.

And if you need a mortgage for a property or project that will benefit local communities, you'll find we're keen to help.

If you are improving the energy efficiency of your property please see our discounts.

C-Change discounts

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Rated as an ethical Best Buy for our mortgages and savings


UntitledYour eligible deposits with Ecology Building Society are protected up to a total of £85,000 by the Financial Services Compensation Scheme, the UK's deposit guarantee scheme. Any deposits you hold above the limit are unlikely to be covered. Download the FSCS leaflet for further details or visit www.fscs.org.uk | FSCS Information Sheet

Our New 35 Day Notice Account, Paying 4.10%

POSTED ON 28 February 2024
We’re delighted to launch our new 35 Day Notice Account, available now. Great rate, great cause The 35 Day Notice account offers a variable interest rate of 4.10%* and can be opened with a minimum opening balance of £500 online or by post. Withdrawals can be made without penalty by providing 35 days’ notice. And, by saving with Ecology, ... Read more

Help us to Shape a Brave New Future

POSTED ON 23 February 2024
Tell us what matters most to you. Having spent 43 years as a start-up, it’s time for us to take on the role of up-start. To do this, we need to evolve our purpose, our reason for existing in the world today as an organisation. We think we know what problems we solve, and the problems we will lean in to solving in the future, but we want to ... Read more

Updates to our savings accounts

POSTED ON 20 February 2024
We’re pleased to announce that we’ve made some changes to our savings accounts. We’ve made these changes following feedback from our Members. These changes applied from 5 February. More flexibility for you to save regularly You no longer need to make monthly payments into the Regular Saver account. And whenever you want to make a deposit, the ... Read more