Interest Rates Calculator 2025
Use our professional UK interest rates calculator to estimate your mortgage payments and see how different interest rates affect your monthly costs. Ideal for home buyers and property investors. Updated for October 2025 market rates.
Calculate Your Mortgage Payments
Your Interest Rates Results
Monthly Payment
£0
Total Interest
£0
Total Repayment
£0
How is this calculated?
- Monthly payment is based on the loan amount, interest rate, and term.
- Total interest is the total paid minus the loan amount.
- Total repayment is the sum of all monthly payments over the term.
Frequently Asked Questions
Essential information about mortgage interest rates in the UK
How do interest rates affect my mortgage payments?
Higher interest rates increase your monthly payments and the total amount you repay over the term. Lower rates reduce your payments and total cost.
What is a fixed vs. variable interest rate?
A fixed rate stays the same for a set period, while a variable rate can change, usually tracking the Bank of England base rate or lender's SVR.
Can I switch my mortgage if rates drop?
Yes, you can remortgage to a better deal if rates fall, but check for early repayment charges or fees before switching.
How often do interest rates change?
Variable rates can change at any time, but most commonly when the Bank of England changes its base rate. Fixed rates remain unchanged during the fixed period.
What is the current average mortgage interest rate in the UK?
The average rate varies, but as of 2024, typical rates range from 4% to 6% depending on the product and your circumstances.