Remortgage
Looking to secure a better rate, reduce your monthly payments, or release equity from your home? Remortgaging can help, but knowing when and how to act makes all the difference.
As mortgage advisers, we’ll help you understand your options and guide you towards the right deal based on your circumstances.
Speak to a remortgage adviser
Fill out the short form below and we’ll contact you to book a free call with our remortgage experts.
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Step
Understand Remortgaging
Before comparing deals or making any decisions, it helps to have a clear understanding of how remortgaging works in practice.
From how lenders assess applications to what factors influence the deals available to you, understanding the process upfront gives you a better idea of what to expect and how your choices could impact your finances.
You can explore our remortgaging guides to build your understanding further, or speak to one of our advisers for support tailored to your situation.
Step
Determine Why You Want to Remortgage
Remortgaging isn’t just about one outcome, people do it for different reasons depending on their situation.
For some, it’s about securing a better rate or reducing monthly payments as their current deal comes to an end. Others may be exploring their reasons to remortgage, such as improving flexibility or moving onto a deal that better suits their needs.
You might also be looking to remortgage to raise capital for larger expenses, or reviewing your mortgage affordability to understand what’s realistic before making a change.
Understanding your reason helps you focus on the options that are right for you and take the next step with confidence.
To see if raising capital is an option, you can work out the maximum you could borrow on a remortgage based on your income with our calculator. Our extension calculator can also give you an idea of the value an extension could add to your house.
You can also try our other calculators to see what you could save by simply switching rates and not raising capital and check your current LTV.
Mortgage Calculator: How Much Can I Borrow?Second Charge Mortgage CalculatorMortgage Loan-to-Value CalculatorRemortgage Calculator
How much can I borrow?
This is not a quotation under the Consumer Credit Act. Figures are subject to validation of income, credit checks and a property valuation.
As a guide, you could potentially borrow around:
As long as you've got a 10% deposit, good credit history, and no big debts or expenses, you should be able to borrow up to .
The amount you could potentially borrow…
Calculating the amount you could borrow
How is this calculated?
This calculator works out your maximum borrowing by multiplying your income by 4.5, which is a typical affordability calculation used by lenders.
There are some lenders that go up to 7x your income. Speak to your mortgage adviser if you’d like to know more about these kinds of mortgages.
Next Steps
Speak to our team for a free consultation and more advice on what you can borrow.
Second Charge Mortgage Calculator UK
Use our second charge mortgage calculator to work out what you can afford on a second charge mortgage. Simply enter your property’s value and the amount currently outstanding on your first charge mortgage.
You could raise a second charge of up to:
Your second charge could be…
Calculating your second charge
How is this calculated?
This second charge loan calculator will work out how much you could borrow on a second charge mortgage by calculating the total amount of equity available in your property, at a totalLTV of 85% (85% is a common maximum LTV used by many second charge mortgage lenders). It will then subtract your outstanding first charge from the total amount of equity available. This figure will then give you the amount you could potentially borrow on a second charge mortgage on your property.
Next Steps
Speak to our team for a free consultation and more advice on what you can borrow.
What Is My Loan-to-Value?
This is not a quotation under the Consumer Credit Act. Mortgage application approvals are also subject to validation of income, credit checks and a property valuation.
Your LTV is:
Your LTV could be…
Calculating your LTV
How is this calculated?
Next Steps
Speak to our team for a free consultation and more advice on what you can borrow.
Remortgage Calculator
Results:
| Current monthly payment: | |
| New monthly payment: | |
| Potential monthly saving: | |
| Potential annual saving: |
Your savings could be…
Calculating your savings
How is this calculated?
Next Steps
Speak to our team for a free consultation and more advice on what you can borrow.
Can't borrow enough on a remortgage?
If you want to reduce your mortgage payments or raise some cash but remortgaging isn’t suitable for your situation, then consider some alternative ways to secure a better rate or unlock equity in your home.
StepFind out more about mortgage types
Compare Best Remortgage Rates
By the time you get to this step, you’ll have a better idea of how remortgaging works, what you want to get from your remortgage and how much you could potentially borrow, which means you’re now in the perfect position to compare remortgage rates!
Compare remortgage rates with our free best buys tool here.
Mortgage types explained
You don’t have to get the exact same product when you remortgage.
We’ll help you answer the following questions:
- Do you want a repayment or interest-only mortgage?
- What other special features might appeal to/suit you?
- What type of interest rate option would suit you – tracker, discounted, fixed?
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An Experts Guide to Remortgaging - September 2025
Remortgaging isn’t just about chasing a lower rate – it’s about making sure your mortgage still suits your needs. Whether you want to cut monthly payments, fix your rate for peace of mind, or borrow more for home improvements, the right remortgage can make a big difference. Starting the process early gives you the widest choice of deals and helps avoid slipping onto a higher standard variable rate once your current deal ends.
Nicholas Mendes
UK Mortgage and Property Expert
Step
Ready to Find the Perfect Deal? Speak to the Experts
At John Charcol, we’re there from the very start of your journey to guide you through each and every step.
Start your journey today
Book an appointment with an adviser today and we’ll find you the best first mortgage deal, for free.
