A low mortgage rate can look attractive, but the interest rate is only part of what you pay. UK mortgage deals can also include product fees, valuation charges, broker costs, legal fees and charges if you repay or switch early. Some are paid at application, some at completion and others may appear later. Comparing these costs alongside the rate gives a clearer picture of what a mortgage will really cost.
Why mortgage fees matter when comparing deals
Two mortgages with similar rates can cost very different amounts once fees are included. A deal with a slightly lower rate but a high arrangement fee may be more expensive than a fee-free product, especially on a smaller loan or if you only expect to keep the deal for a short period.
Your mortgage illustration is a key comparison document. It sets out the rate, repayments, APRC and relevant fees and charges. Compare what you are likely to pay over the period you realistically expect to keep the mortgage rather than judging a deal by the headline rate alone.
Mortgage arrangement and product fees
The mortgage arrangement fee, also called a product fee, is often one of the largest lender charges. MoneyHelper says these fees are commonly around £1,000 to £2,000 or more, although some mortgages have no arrangement fee. A lower-rate product often carries a higher fee, so the cheapest-looking rate is not automatically the cheapest mortgage.
Some lenders also charge a booking or application fee, commonly around £100 to £200. Check when it is payable and whether it is refundable if the purchase falls through or the mortgage does not complete, because lender terms vary.
Should you add the fee to the mortgage?
Many lenders let you add a product fee to the loan instead of paying it upfront. That preserves cash during a purchase, but you then borrow the fee and pay interest on it. If you can comfortably pay it upfront, doing so usually avoids that extra interest.
For example, imagine one mortgage has no product fee while another charges £1,500 for a lower rate. Do not assume the lower-rate option wins. Compare the expected repayments and interest over the fixed or discounted period, then include the fee. This is particularly useful for first-time buyers who need to protect their cash budget.
Mortgage valuation fees
A lender normally needs a valuation before approving a mortgage. The mortgage valuation is mainly for the lender, confirming that the property provides suitable security for the loan. It is not the same as a full property survey and should not be relied on to identify repair work or structural problems.
Many lenders cover the basic mortgage valuation fee, but not all do. Where the borrower pays, MoneyHelper suggests budgeting roughly £150 to £800 depending on the property and lender. A more detailed buyer’s survey is a separate cost.
Broker, legal and transfer costs
Mortgage brokers can be paid in different ways. Some charge a fixed fee, hourly rate or percentage of the mortgage, while others charge no upfront client fee and receive commission from the lender. You should be told how the adviser is paid and what you will owe before proceeding.
If you are buying a property, you will normally need a solicitor or licensed conveyancer. MoneyHelper says legal fees are often around £2,000 including VAT, although costs vary. Buyers may also pay for searches, Land Registry work and electronic transfer fees. Asking for a fully itemised quote helps prevent small charges from becoming surprises at completion.
Mortgage account and exit fees
Some lenders charge a mortgage account fee for setting up, managing or closing the mortgage account. MoneyHelper gives a typical range of about £100 to £300. The name can vary between lenders, so look for terms such as account fee, completion fee or administration fee.
You may also see an exit or redemption administration fee when the mortgage is repaid. This is different from an early repayment charge. An exit fee is usually an administrative charge, while an early repayment charge can be much larger.
Early repayment charges
An early repayment charge can apply if you repay the mortgage, remortgage to another lender or make repayments above the permitted limit during a restricted deal period. It is often calculated as a percentage of the outstanding balance and may reduce over time, but the exact method depends on the product.
FCA rules require relevant early repayment charges to be disclosed in mortgage illustrations, including the maximum amount payable where an ERC applies. Check this closely if you might move home, overpay heavily or switch lenders before the end of your deal.
Upfront costs versus fees added to the loan
Some arrangement, broker or account fees may be added to the mortgage, depending on the lender and adviser. Doing this reduces the cash needed upfront but increases the amount borrowed, so interest is charged on the added fee.
A practical way to budget is to separate costs into three groups: fees due during the application, fees due at completion and charges that might arise later. Keep property taxes separate from mortgage fees. Stamp Duty Land Tax has its own rules in England and Northern Ireland, while Scotland and Wales use different property transaction taxes.
How to compare the real cost of two mortgages
Start with the interest rate, then add the product fee, valuation cost, broker fee and lender account charges. Check the mortgage illustration for APRC, early repayment terms and whether any fees are being added to the loan. Think about how long you are likely to keep the deal, because that can change which option offers better value.
It is also useful to understand mortgage APRC, remortgaging costs and how much deposit you need before choosing a product. These factors can change whether paying a larger fee for a lower rate makes sense.
Frequently asked questions
Do all UK mortgages charge an arrangement fee?
No. Some mortgages have no product fee, while others charge £1,000 to £2,000 or more. Always compare the fee with the interest rate and expected cost over your likely deal period.
Is a mortgage valuation the same as a survey?
No. A mortgage valuation is mainly for the lender. A buyer’s survey examines the property’s condition in more detail and is a separate service.
Can mortgage fees be added to the loan?
Some can. Adding a fee to the mortgage reduces what you pay upfront but usually means paying interest on that fee as part of the loan.
When does an early repayment charge apply?
It can apply when you repay, switch or sometimes overpay beyond an allowed limit during a specified deal period. Your mortgage illustration and offer documents should explain the conditions and maximum charge.
Final thoughts
Mortgage fees are best treated as part of the price of the deal, not as small extras. Compare the rate alongside product fees, valuation charges, advice costs, legal expenses and possible early repayment charges. The most suitable mortgage is the one that fits your borrowing needs and likely plans at a sensible overall cost, not simply the one with the lowest advertised rate.