Building Society Tracker Mortgages: Current UK Rates, Bank Rate Changes & Comparison
A building society tracker mortgage has an interest rate that follows a specified benchmark, usually the Bank of England Bank Rate. When that rate rises, your mortgage rate generally rises. When it falls, your mortgage rate generally falls, subject to any contractual floor or other limits.
Tracker mortgages can offer useful flexibility, but the starting interest rate does not tell the whole story. The lender’s margin above Bank Rate, product fee, loan-to-value, Early Repayment Charges, overpayment terms and the rate after the tracker period all affect the real cost.
This guide explains how tracker rates work in the UK, shows the latest confirmed Bank Rate, provides dated building society product examples and helps you compare a tracker against a fixed-rate mortgage without relying on predictions about future interest rates.
Editorial review: 16 October 2026. Bank Rate checked against the Bank of England’s September 2026 decision. Building society product examples retain their original published dates and must be verified again before applying.
Building Society Tracker Mortgage: Quick Answers
How Does a Building Society Tracker Mortgage Work?
A tracker mortgage is a type of variable-rate mortgage. Instead of fixing your mortgage rate for an agreed period, the building society links it to a benchmark, most commonly the Bank of England Bank Rate.
The lender adds a set margin above that benchmark. The margin is established by the mortgage product, while the benchmark can change.
Example: Bank Rate plus 0.75%
Suppose you take a tracker with a margin of 0.75 percentage points above Bank Rate. The table below shows how the mortgage rate would respond to different Bank Rate levels.
These are mathematical examples, not actual mortgage quotations or predictions about future Bank Rate decisions. They assume the lender’s margin stays constant and no floor or cap alters the result.
What Is the Bank of England Base Rate in October 2026?
The Bank of England held Bank Rate at 3.75% on 17 September 2026. The Monetary Policy Committee voted 6–3 to maintain that rate, with three members preferring an increase to 4.00%.
The next scheduled Bank Rate announcement is on 5 November 2026.
Bank Rate may remain unchanged, rise or fall at a future meeting. The possibility of a change does not mean the outcome is known in advance.
Official Bank of England Current Bank of England Bank Rate
After opening this link:
- Find the current Bank Rate displayed near the top of the page.
- Check the date of the latest Monetary Policy Committee decision.
- Read whether the rate was increased, reduced or maintained.
- Open the linked decision summary if you want to understand the reasons for the decision.
- Check the next announcement date before assuming a rate will remain unchanged.
Official MPC calendar Bank Rate Decision Dates for 2026 and 2027
After opening this link:
- Find the remaining 2026 meeting dates.
- Check the next scheduled announcement.
- Use the 2027 schedule if your mortgage deal will extend into the following year.
- Review actual decisions rather than treating market predictions as confirmed rate changes.
Building Society Tracker Mortgage Rates UK: 2026 Examples
There is no single building society tracker mortgage rate. The percentage available depends on your property, borrowing amount, loan-to-value ratio, mortgage purpose, product fee, customer status and the lender’s current product range.
Some societies publish detailed tracker product information, including the Bank Rate margin and product fee. Others ask customers to use a mortgage finder or obtain an illustration.
Leeds Building Society: Published September 2026 Tracker Examples
Leeds Building Society published the following purchase-only two-year tracker products with rates correct as at 24 September 2026.
Source: Leeds Building Society product pages dated 24 September 2026. These examples are historical snapshots, not confirmation that either rate remains available on 16 October 2026. The lender may have repriced or withdrawn products since the published rate date.
Official Leeds tracker rates Leeds Building Society Tracker Mortgage Products
After opening this link:
- Check the date on which the displayed mortgage rates were last updated.
- Choose the relevant purchase or remortgage tracker category.
- Compare the margin above Bank Rate rather than looking only at the initial percentage.
- Match the product to your LTV band.
- Open the full product details and review the fee, APRC, floor and Early Repayment Charge.
- Check the Standard Variable Rate that would apply after the tracker period.
- Follow Leeds Building Society’s advised application process if the product suits your circumstances.
Tracker Mortgage Repayment Calculator: What Happens When Rates Change?
The most useful tracker mortgage comparison is not just today’s percentage. You need to understand how much your payment could change if Bank Rate moved by 0.25, 0.50 or 1.00 percentage points.
The examples below assume a £200,000 capital-and-interest mortgage over 25 years, with a constant interest rate in each scenario and no fees added to the loan.
Payments are rounded to the nearest pound. Differences are calculated using unrounded repayments before rounding. Each row represents a separate constant-rate repayment illustration, not a forecast of future tracker rates. Real payments depend on the outstanding balance, remaining term, lender calculation method, rate-change date and fees.
Independent calculator MoneyHelper Mortgage Repayment Calculator
After opening this link:
- Start the repayment calculator.
- Enter the mortgage amount or remaining mortgage balance.
- Enter the term and a mortgage interest rate.
- Calculate the estimated monthly repayment.
- Repeat the calculation at rates 0.50 and 1.00 percentage points higher.
- Compare the results against your actual monthly household budget.
- Include mortgage fees separately when comparing different products.
Tracker Mortgage vs Fixed-Rate Mortgage: Which Is Better?
A fixed-rate mortgage provides a known interest rate for the agreed deal period. A tracker follows the benchmark during its tracking period, which means the mortgage rate can change.
Neither is automatically cheaper. The choice depends on payment stability, flexibility, current product pricing, deal fees and how much risk your household can comfortably accept.
A tracker may be worth considering if
- You can absorb higher monthly payments.
- You want exposure to possible Bank Rate reductions.
- You value the particular product’s switching flexibility.
- You plan substantial mortgage overpayments.
- You understand the tracker margin, floor and reversionary rate.
A fixed rate may be worth considering if
- You prefer predictable repayments.
- Your budget has little room for higher monthly costs.
- You would find frequent rate changes stressful.
- You expect to remain on the deal for the agreed period.
- You value payment certainty more than possible rate reductions.
Advantages and Risks of Building Society Tracker Mortgages
Potential advantages
Important risks
Tracker Mortgage Fees, APRC and the Real Cost of a Deal
A lower tracker margin does not automatically make a mortgage cheaper. A deal with a product fee can cost more than a fee-free alternative, particularly on a smaller mortgage or over a short period.
APRC: Why it matters
The Annual Percentage Rate of Charge (APRC) is designed to support comparisons by reflecting the cost of borrowing over the mortgage term, including specified fees and rate assumptions.
For a tracker mortgage, the future interest rate is unknown. APRC therefore uses regulatory calculation assumptions and should not be interpreted as a forecast of what you will actually pay.
Do Tracker Mortgages Have Early Repayment Charges?
Some building society trackers have no Early Repayment Charge, which can make them attractive to borrowers who may move home, remortgage or repay early. However, this is not a universal feature.
Yorkshire Building Society explicitly states that some of its tracker products have no ERC. Leeds publishes tracker products with specific repayment conditions, while Nationwide’s current switching guidance says its tracker borrowers can switch to another Nationwide deal without an ERC.
Can You Make Unlimited Overpayments on a Tracker Mortgage?
Some trackers allow unlimited capital repayments without an Early Repayment Charge. Other products restrict overpayments or apply charges in certain circumstances.
For example, Nationwide’s current fixed-versus-tracker switching guide describes unlimited overpayments on its tracker deals, compared with an annual allowance on its fixed products.
Leeds Building Society also publishes tracker products with unlimited capital repayments, but you should check the particular product’s terms before making a large lump-sum payment.
Why overpayment flexibility can matter
Official Nationwide Nationwide Fixed vs Tracker Mortgage Switching Guide
After opening this link:
- Find the comparison between fixed and tracker mortgage deals.
- Read the tracker overpayment information.
- Check the switching and Early Repayment Charge rules.
- Review what happens at the end of the tracker period.
- If you already have a Nationwide mortgage, check your personal mortgage offer before changing products.
Tracker Mortgage Floors, Collars and Caps Explained
A tracker rate does not always fall indefinitely when Bank Rate decreases. Some mortgages contain contractual limits that control how low or high the payable mortgage rate can move.
Why the wording of the floor matters
A mortgage-rate floor and a Bank Rate floor can work differently. A minimum mortgage rate applies to the interest rate charged, while a benchmark floor may restrict which Bank Rate level is used in the tracker calculation.
Nationwide publishes historical tracker-floor arrangements that vary according to when a mortgage was reserved. Those legacy terms should not be confused with the rules of a new tracker product.
Leeds Building Society also describes a minimum interest-rate floor on its current tracker range.
Official Nationwide tracker floors Nationwide Bank Rate Changes and Tracker Floors
After opening this link:
- Scroll to the section explaining tracker mortgages.
- Find the tracker-floor table.
- Match any relevant historical dates to your original mortgage reservation date.
- Check whether a floor was included in your original mortgage offer.
- Review Nationwide’s explanation of when a Bank Rate change affects monthly payments.
- Contact Nationwide if the floor applying to your particular mortgage remains unclear.
Who Can Qualify for a Building Society Tracker Mortgage?
Tracker mortgages are generally subject to the same core mortgage checks as other residential lending. A building society assesses income, spending, credit history, deposit or equity, the proposed property and the ability to afford repayments.
A tracker can present additional payment uncertainty, so it is sensible to assess whether you could afford a higher rate rather than relying solely on the starting payment.
Example: Deposit and LTV
For a property valued at £300,000, a £75,000 deposit would mean a £225,000 mortgage and a 75% LTV.
That borrower would normally compare products available at 75% LTV or above, subject to eligibility. A 65% LTV tracker would require more equity or a larger deposit.
Building Societies Offering Tracker Mortgage Options
Some of the UK’s established mutual lenders describe tracker mortgages as part of their residential mortgage range. However, the specific products available for your circumstances can vary from one day to another.
Nationwide Nationwide Building Society Mortgages
Nationwide offers fixed and tracker mortgage structures. Its current tracker guidance explains Bank Rate-linked payments, tracker floors, switching and overpayment features.
After opening this link:
- Choose first-time buyer, home mover, remortgage or existing customer.
- Open the rate finder or the existing-customer switching service.
- Compare tracker deals against fixed-rate alternatives.
- Review fees, LTV requirements and the rate at the end of the deal.
- If you already have a mortgage, use Mortgage Manager to see the offers available to your account.
Yorkshire Building Society Yorkshire Building Society Tracker Mortgages
YBS explains how its tracker mortgages follow Bank Rate and provides access to its current mortgage rate finder. It also highlights potential collars and product-specific Early Repayment Charge rules.
After opening this link:
- Select the mortgage rate finder.
- Choose your borrowing purpose.
- Enter property value and the mortgage amount.
- Check tracker deals available within your LTV band.
- Review the rate margin, fee, collar and ERC information.
- Use the Decision in Principle route if you are ready to assess borrowing eligibility.
Leeds Building Society Leeds Building Society Tracker Mortgage Rates
Leeds publishes tracker rates linked to Bank Rate, with individual LTV bands and product fees. Its tracker range also describes the interest-rate floor and the available repayment features.
After opening this link:
- Find the tracker product table relevant to your purchase or remortgage.
- Check the date to which the rates apply.
- Compare the Bank Rate margins and maximum LTV.
- Open the product illustration to review APRC and fees.
- Check the floor, overpayment and Early Repayment Charge conditions.
- Book an advised appointment through Leeds if you wish to proceed.
Coventry Building Society Coventry Building Society Mortgage Products
Coventry describes base-rate tracker mortgages as products linked to Bank Rate during an agreed period. It also distinguishes these from fixed mortgages and lender-managed variable-rate products.
After opening this link:
- Choose the mortgage route matching your circumstances.
- Check current rates for new members or existing members as appropriate.
- Look for any available Bank Rate tracker products.
- Read the rate period, product fee and LTV requirements.
- Compare Early Repayment Charges and the subsequent variable rate.
- Contact Coventry through its official mortgage service if the available products are unclear.
Should You Switch From a Tracker Mortgage to a Fixed Rate?
An existing tracker borrower may consider switching to a fixed-rate deal when payment certainty becomes more important, the household budget tightens or a suitable fixed rate becomes available.
However, switching removes the immediate benefit of any future Bank Rate reductions during the new fixed period.
Check before switching
- Your current tracker interest rate.
- The tracker margin above Bank Rate.
- Your monthly payment and remaining term.
- Any Early Repayment Charge.
- The fixed rate and product fee being offered.
- Whether the switch changes valuable existing features.
- The date the new deal would begin.
Check before staying
- Whether you can manage higher payments.
- Whether your tracker has a floor or cap.
- The current rate compared with fixed alternatives.
- The tracker deal’s remaining period.
- The rate that applies after the tracker ends.
- Your plans to move, borrow more or overpay.
- Any upcoming changes to household income.
Product transfer or remortgage?
If your existing lender offers a suitable replacement product, changing deals with the same building society is generally called a product transfer.
Moving the mortgage to another lender is a remortgage. A new lender usually needs to assess the application, and legal work may be necessary.
How to Compare and Apply for a Building Society Tracker Mortgage
A useful application process starts with your financial circumstances and product requirements rather than choosing the lender with the smallest advertised percentage.
- Calculate your deposit and LTV. Establish the likely property value, amount you need to borrow and the resulting LTV.
- Check mortgage affordability. Review household income, spending, existing debt and whether you could afford increased tracker payments.
- Compare live tracker products. Use the building society’s official mortgage finder and check whether the product is available for your borrowing purpose.
- Review the full mortgage terms. Check the margin, fees, tracker floor, Early Repayment Charges, overpayment rules and reversionary rate.
- Compare against fixed-rate alternatives. Test different interest-rate scenarios and compare total costs, not just the first month’s payment.
- Request a Decision in Principle or advice. Follow the lender’s approved route and check whether your circumstances require an advised application.
- Complete the formal application. Provide the necessary income, identity, deposit and property information through the lender’s secure service.
- Review the formal mortgage offer. Check the actual rate formula, fees, repayment method, adjustment rules and conditions before proceeding.
Common Tracker Mortgage Mistakes
Official UK Tracker Mortgage Resources
The following official sources cover Bank Rate, tracker mortgage structures, product terms, monthly repayment calculations and mortgage switching.
Final Checklist Before Choosing a Tracker Mortgage
Independent Mortgage Information and Accuracy Notice
Building-society.org is an independent UK informational website. It is not Nationwide, Yorkshire Building Society, Leeds Building Society, Coventry Building Society, the Bank of England, the Financial Conduct Authority or a regulated mortgage broker.
This article is general educational information rather than a personal mortgage recommendation. Eligibility, mortgage pricing, APRC, product terms, payment schedules and lending criteria depend on your individual circumstances and the lender’s current rules.
The September 2026 Leeds Building Society product examples are dated snapshots. Bank Rate was checked against the September 2026 monetary-policy decision. Neither figure should be treated as a promise of future rates.
Building Society Tracker Mortgage FAQs
1. What is a building society tracker mortgage?
A tracker mortgage is a variable-rate mortgage that follows a specified benchmark, usually the Bank of England Bank Rate, plus or minus an agreed margin. The mortgage interest rate can rise or fall during the tracking period, subject to the product’s conditions.
2. What is the Bank of England base rate in October 2026?
The latest confirmed Bank Rate is 3.75%, following the Bank of England decision published on 17 September 2026. The next scheduled Monetary Policy Committee announcement is 5 November 2026.
3. How are building society tracker mortgage rates calculated?
Most Bank Rate tracker products use the Bank of England Bank Rate plus an agreed percentage margin. For example, if Bank Rate is 3.75% and the agreed margin is 0.75 percentage points, the mortgage rate is 4.50%, assuming no floor or other contractual limit changes the calculation.
4. Will my tracker mortgage payment go down if Bank Rate falls?
Usually, a reduction in the tracked benchmark reduces the mortgage interest rate. However, contractual floors, collars and the lender’s payment-adjustment timetable can affect when or whether the monthly payment falls.
5. Are tracker mortgages cheaper than fixed-rate mortgages?
Not necessarily. A tracker may begin at a lower rate but become more expensive if Bank Rate increases. Compare product fees, rate-change scenarios, Early Repayment Charges and the overall cost against suitable fixed-rate mortgages.
6. Do tracker mortgages have Early Repayment Charges?
Some tracker mortgages have no Early Repayment Charge, while others charge for leaving early or exceeding permitted overpayments. The applicable rules depend on the specific building society and mortgage product.
7. Can I make unlimited overpayments on a tracker mortgage?
Some tracker products allow unlimited capital overpayments. Nationwide and Leeds publish tracker arrangements with flexible overpayment features, but you must check the exact terms of your own mortgage before making additional repayments.
8. What is a tracker mortgage floor or collar?
A floor or collar is a contractual minimum that limits how far the tracked benchmark or payable mortgage interest rate can fall. It can prevent further rate reductions from being passed on once the specified minimum is reached.
9. What happens when a two-year tracker mortgage ends?
When the initial tracker period ends, the mortgage commonly moves to the lender’s applicable reversionary variable rate unless you arrange another eligible mortgage deal. Check the end date and available replacement deals before the tracker expires.
10. Can I switch from a tracker mortgage to a fixed rate?
Yes, subject to lender rules and eligibility. Some tracker products allow switching without an Early Repayment Charge, while others may impose fees or restrictions. Compare the new fixed rate, product fee and loss of tracker flexibility before switching.