Well, it's happened.
After months of holding interest rates steady, the Bank of England has increased Bank Rate from 3.75% to 4%.
It's the first increase since August 2023, and it comes at a time when many homeowners were hoping mortgage rates might finally start moving in the opposite direction.
But why has the Bank of England increased interest rates? Does this mean mortgage rates will rise again? And what should you do if you're buying a home or approaching the end of your fixed-rate mortgage?
Let's break it down.
What Did the Bank of England Announce?
At today's Monetary Policy Committee meeting, members voted to increase Bank Rate by 0.25 percentage points to 4%.
The vote was 8–1, although all nine members supported an increase. Eight voted for 4%, while one preferred 4.25%.
The main reason? Inflation.
UK inflation reached 3.5% in September, considerably above the Bank of England's 2% target.
And unfortunately, the outlook has deteriorated.
The Bank now expects inflation to reach approximately 5% by mid-2027.
That's a significant concern for households already dealing with higher living costs.
Why Are Interest Rates Increasing Again?
The biggest factor is the continuing conflict in the Middle East.
Disruption to global energy supplies has pushed oil and gas prices higher.
Higher energy costs affect much more than filling up your car or heating your home.
Businesses face increased transportation, manufacturing and operating costs. Those additional expenses can eventually be passed on to consumers through higher prices.
The Bank of England is particularly concerned that inflation could become more persistent if higher costs start influencing wages and prices throughout the economy.
Although there is currently limited evidence of these wider effects, policymakers believe the risk has increased enough to justify acting now.
What Does This Mean for Mortgage Rates?
This is where things become interesting.
An increase in Bank Rate does not automatically mean every mortgage rate increases by 0.25%.
Different mortgage products respond differently.
Fixed-Rate Mortgages
If you're currently on a fixed-rate mortgage, today's announcement will not change your contractual interest rate during the fixed period.
Your monthly mortgage payment should remain unchanged, assuming no other changes to your mortgage arrangements.
However, if your fixed rate is approaching its end, the situation is different.
New fixed-rate mortgages are influenced by financial market expectations, including SONIA swap rates, lender funding costs and competition.
Markets often anticipate Bank of England decisions before they're announced.
Therefore, some of today's increase may already be reflected in the fixed mortgage rates lenders are offering.
Tracker Mortgages
If your mortgage tracks Bank Rate directly, today's increase will generally mean your mortgage interest rate increases by 0.25 percentage points, in accordance with your product terms.
For illustration, on a £200,000 repayment mortgage with 25 years remaining, an increase from 4% to 4.25% would raise the monthly payment by approximately £28.
Your actual increase will depend on your mortgage balance, remaining term and repayment structure.
Standard Variable Rate Mortgages
If you're on your lender's Standard Variable Rate, your lender may decide to increase it following today's announcement.
Unlike a Bank Rate tracker, the lender's SVR does not necessarily move by exactly the same amount.
This is one reason why reviewing your mortgage before your existing deal expires can be worthwhile.
Could Interest Rates Increase Again?
Possibly.
Governor Andrew Bailey has made it clear that today's decision should not automatically be interpreted as the beginning of a prolonged series of increases.
However, he also acknowledged that further increases could be necessary if inflationary pressures do not ease.
Several committee members expressed concern about the risk of inflation becoming more persistent.
Others emphasised that future decisions will depend on incoming economic information.
The next Bank of England interest rate announcement is scheduled for 17 December 2026.
Between now and then, financial markets will be watching inflation, energy prices, employment and economic activity closely.
What Should First-Time Buyers Do?
If you're hoping to purchase your first home, today's announcement may feel discouraging.
However, I wouldn't automatically put your plans on hold because Bank Rate has increased.
The important questions remain:
How much can you comfortably afford?
What deposit do you have available?
Which lenders might consider your circumstances?
What would your monthly repayments look like?
Would you still be comfortable with those repayments if your circumstances changed?
Obtaining an Agreement in Principle can be a useful starting point.
It helps establish your potential borrowing capacity before you begin making offers.
And remember, mortgage rates aren't the only consideration when buying a property.
Purchase price, deposit, fees and the overall affordability of the mortgage are equally important.
What If Your Fixed Mortgage Is Ending?
This is where I believe planning ahead becomes particularly valuable.
Many lenders allow borrowers to explore or secure a new mortgage product several months before their existing deal expires.
Depending on your circumstances, we may be able to compare:
Product Transfer: Staying with your existing lender and selecting a new mortgage product.
Remortgage: Moving to another lender if a suitable alternative is available.
The important thing is not automatically waiting until the final few weeks.
My approach is to explore suitable options early and, where possible, continue monitoring mortgage rates until completion.
If a better product becomes available and the lender permits a change, we can review whether switching makes financial sense.
Of course, there's no guarantee rates will fall.
But securing an appropriate option early can help reduce uncertainty.
What About Buy-to-Let Landlords?
Landlords should also pay attention to today's announcement.
Higher borrowing costs can affect rental profitability, particularly where mortgages are interest-only.
Buy-to-Let lenders also consider rental income when assessing affordability.
Higher stress rates can sometimes affect the maximum mortgage available, depending on the lender and product.
If you're planning another investment, refinancing an existing property or considering a limited company Buy-to-Let mortgage, it's worth reviewing the figures carefully.
The mortgage rate is important, but so are product fees, rental income, operating costs and the overall investment strategy.
My View on Today's Announcement
I believe today's decision reinforces something I've discussed frequently.
Mortgage rates are influenced by much more than the Bank of England's Base Rate.
Inflation, energy prices, economic expectations, swap rates and global events all play a part.
The Bank of England is trying to prevent today's higher energy costs from becoming tomorrow's persistent inflation problem.
Whether further increases become necessary will depend heavily on what happens next.
For mortgage borrowers, attempting to predict the exact direction of interest rates is extremely difficult.
That's why I prefer a practical approach:
Understand your options, plan ahead, secure a suitable mortgage when appropriate and continue monitoring the market.
How Cambs Ely Mortgages Can Help
At Cambs Ely Mortgages, I help first-time buyers, home movers, homeowners and property investors understand their mortgage options.
With access to over 200 lenders, I can research suitable products based on your individual circumstances.
Whether you're buying your first home, approaching the end of your fixed rate or reviewing your Buy-to-Let mortgage, I'm happy to discuss your options.
I also regularly share mortgage market updates, educational videos and practical guides to help make complicated financial subjects easier to understand.
If your mortgage is ending within the next six months, now could be a sensible time to start reviewing your options.
And if you'd like to stay informed about future Bank of England decisions, mortgage rates and property market developments, don't forget to subscribe to my free newsletter.
Cambs Ely Mortgages – Building Blocks for a Brighter Future.
Important Information
This article is for general information only and reflects the Bank of England announcement on 5 November 2026. Mortgage rates, lender criteria and market conditions can change.
The repayment example is illustrative and does not represent a mortgage quotation.
Mortgage products and eligibility depend on individual circumstances. Some forms of Buy-to-Let lending are not regulated by the Financial Conduct Authority.
Your property may be repossessed if you do not keep up repayments on your mortgage.