image showing couple and agent shaking hands

Useful guides

Mortgage types

Buy to Let rate guide

Introduction to Buy to Let mortgages

Buy to Let (BTL) mortgages are typically used to purchase property as an investment, for example, to rent out. An investment property cannot be funded with a standard residential mortgage.

They are often used for refinancing or expanding a property investor’s portfolio.

Why do Buy to Let rates matter?

BTL mortgage rates directly affect landlords’ financial stability and profitability, influencing rent setting, portfolio management, and investment planning.

These rates play a significant role in rental yield calculations, as higher interest costs can reduce net yields and impact overall returns.

Also, many lenders require landlords to pass stress tests to assess whether rental income sufficiently covers mortgage payments even if rates should rise further.

While base rate movements influence market sentiment, Buy to Let pricing is more directly affected by swap rates and lender expectations. Understanding them is vital for landlords to maintain successful Buy to Let investments.

How Buy to Let rates are set

Buy to Let mortgage rates are shaped by several key factors:

The deposit you put down, or the loan-to-value (LTV) ratio is significant. Lower LTVs such as 60% typically attract better rates compared to higher LTVs like 75% or 80%, due to the reduced risk for lenders.
The term length also influences the rate, as 2-year and 5-year fixed products are subject to different affordability stress tests and rental coverage requirements.
Lenders assess applications using specific criteria, including:
- rental income stress tests
- minimum personal income thresholds
- experience as a landlord
- the type of property. They look at whether it is a House in Multiple Occupation (HMO), a Multi-Unit Freehold Block (MUFB), or a standard residential property. The property type can further impact the rate offered and the product options available.

Did you know…

Rates shown are indicative only and used for illustrative purposes. Actual rates vary by lender, product, borrower profile and market conditions at the time of application.

LTV	Term	£2000 fee (weekly change)	£1000 fee (weekly change)	£0 fee (weekly change)	5% fee (weekly change)	2% fee (weekly change)
60%	2-year fixed	4.01% (-0.02%)	4.24% (+0.00%)	4.38% (-0.01%)	-	-
60%	5-year fixed	4.23% (-0.01%)	4.32% (+0.00%)	4.33% (-0.01%)	-	-
75%	2-year fixed	4.60% (-0.01%)	4.69% (+0.00%)	4.85% (+0.00%)	3.97% (+0.00%)	4.95% (+0.00%)
75%	5-year fixed	4.75% (-0.01%)	4.71% (-0.02%)	4.79% (+0.00%)	4.99% (+0.00%)	5.29% (+0.00%)

A shift towards refinancing rather than expansion

BTL mortgage pricing in late 2025 was being driven less by base rate headlines and more by swap rate expectations, lender appetite, and rental affordability stress testing. While the Bank of England cut the base rate to 3.75% in December 2025, many landlords will only feel the benefit indirectly, as fixed-rate pricing responds to expectations of where rates go next rather than where they are today.

UK Finance highlights that the dominant trend into 2026 is refinancing rather than expansion, with around 1.8 million fixed-rate deals ending in 2026 and external remortgaging forecast to rise by around 10% year-on-year.

The Bank of England plans to ease bank capital rules to around 13% to boost lending, after stress tests confirmed the UK’s major banks remain financially resilient. As The Guardian reports, for the first time in a decade, capital rules for high street banks are set to relax, scaling back regulations that came into effect following the 2008 crisis.

The move is designed to make it easier for banks to provide loans to consumers and businesses.

Ollie’s Opinion

If you’re a landlord looking at rates right now, the biggest red flag I see is focusing purely on the headline percentage and ignoring whether the deal actually works under lender stress tests. In practice, BTL success or failure is far more often about rental coverage, fees and structure than whether the rate starts with a 4 or a 5.

Yes, rates are easing, and competition is creeping back in — but this isn’t 2021 and it’s not going to be. The smarter landlords are the ones optimising what they already own, locking in sensible cashflow, and stress-testing their own portfolios properly rather than chasing the cheapest deal on a comparison table.

Oliver Peace

BA(Hons) CeMAP DipFA

Managing Director and non-advising Firm Principal

A bit about Oliver…

After gaining his CeMAP qualification, Oliver began his career in financial services in 2007 as a mortgage adviser specialising in remortgages. In 2010, after gaining invaluable experience helping individuals and families, of all walks of life, to improve their financial situations, Oliver found the confidence to launch James Leighton Financial Services. His objective was to build a firm offering a full spectrum of financial services and whilst building a new and loyal client base, he gained his Diploma in Financial Advice, which enabled him to advise on pensions and investments. After building a relationship with a new build developer in 2011, with Oliver at the helm, the firm saw exponential growth from a sole trader to the firm that we see today, with a team of around 50 professionals, national coverage and a reputation as one of the foremost new build specialists in the country. Oliver believes that the success of the firm is down to one of the firm’s core values which is to genuinely about by focussing on improving. By treating each customer as if they are a member of the family has helped build real trust and long-term repeat business.

Oliver’s interests out of work centre around spending time with his daughter, enjoying holidays in the UK and abroad and, when he has time, furthering his passion for sportscars.s out of work centre around spending time with his daughter, enjoying holidays in the UK and abroad and, when he has time, furthering his passion for sportscars.

How BTL rates typically compare to residential mortgages

As a general rule of thumb, Buy to Let mortgage rates are often more expensive than residential mortgage rates.

image showing family looking at a new house

Why BTL is often priced higher

Both interest rates and arrangement fees are often higher due to lenders viewing BTLs as a higher risk investment. To access lower rates, a healthy deposit will help (think minimum 25% of the property value as a guide). A favourable credit rating and regular income or reliable financial history will be useful too.

See below for up-to-date information on other mortgage rates:

In the News

HSBC is the first major UK lender to cut its BTL mortgage rates in 2026. Additional cuts are expected this year, The Guardian reports. It is believed to be encouraging news for borrowers, as it could spark competition among other lenders, which could spell lower rates.

Exploring the results of a Census wide survey of 1,000 UK landlords, The Independent recently highlighted that:

16% had either sold properties prematurely or held onto them for too long, regretfully missing out on potentially more lucrative opportunities.
16% had miscalculated ongoing expenses, further impacting their bottom line.

The survey corroborates the need for landlords to plan their finances carefully, so they can maximise yield, being mindful of potential pitfalls and ways to avoid them.

The predicted future of the BTL market

By mid 2032, the ONS projects that the UK population will reach around 72.5 million. And we are already experiencing a housing crisis. A shortage of housing is one thing but we are also falling short in terms of building trades.

The BTL market may have seen many changes over recent years and landlords may well need to optimise what they already own, stress-testing their own portfolios carefully but the fact remains that there will always be a need for homes. And renting can provide a way for those unable to get their foot on the property ladder to keep a roof over their heads. For landlords, there are still plenty of opportunities to be had.

Strong portfolio management should see landlords maximise these over the coming months.

Call: 0115 870 9520
Email: enquiries@jlfs.co.uk

image showing a house and a percentage sign

FAQs

What affects Buy to Let mortgage rates?

Buy to Let mortgage rates are influenced by a range of factors, including swap rates, lender appetite, rental affordability stress tests and expectations around future base rate movements.

Are Buy to Let rates higher than residential?

Generally, yes. Buy to Let mortgage rates are typically more expensive than residential mortgage rates.

Do all lenders use the same rental stress tests?

No. Lenders’ criteria and requirements vary.

How often do BTL rates change?

The Bank of England’s Monetary Policy Committee (MPC) typically meets around every six weeks. Though, this does not necessarily mean the base rate will change each time. Several factors sway the decisions made at these meetings. They include economic conditions, inflation and market sentiment.

Can I lock in a BTL rate before applying?

Yes. You can lock in a rate before applying. Most lenders allow this, though it’s critical to check your lender’s terms and conditions, paying attention to any applicable upfront fees. Be careful to cancel the product transfer if you later decide to remortgage, to avoid double booking and any early repayment charges.