Low-Deposit Mortgages Reach Highest Share Since 2008: What Buyers Need to Know

Low-deposit mortgages are becoming more prominent in the UK market, with the share of mortgages involving deposits below 10% of the property value now at its highest level since 2008, according to Bank of England data reported by the BBC.

The development comes as lenders including Lloyds, Santander, Skipton Building Society and Yorkshire Building Society offer products covering 95% or more of a property's value.

In some cases, eligible borrowers may even be able to take out a mortgage covering the full purchase price, meaning no deposit is paid upfront.

For first-time buyers trying to save while also paying rent and other household costs, these products can reduce one of the biggest barriers to buying a home.

But a smaller deposit does not remove the need to prove that the mortgage is affordable — and borrowing such a high proportion of the property's value brings additional risks.

Our first-time buyer mortgage guide explains how deposits, affordability and lender criteria fit together when buying a first home.

What has changed in the low-deposit mortgage market?

The BBC reported that lenders have introduced a range of products aimed particularly at borrowers who may be able to afford monthly mortgage payments but have struggled to accumulate a conventional deposit.

One example is Skipton Building Society's Track Record mortgage, which can cover 100% of a property's value for eligible borrowers.

Applicants must meet specific conditions, including evidence of rent payments over a sustained period and a recent history of meeting financial commitments.

Other products still require a deposit, but potentially a much smaller one than buyers might traditionally expect.

The BBC highlighted one couple who borrowed around 98% of their property's value with a £5,000 deposit, while another couple bought using a mortgage covering the full value of their home.

These examples show how low-deposit products can work, but they should not be taken to mean every first-time buyer can borrow at 98% or 100% LTV.

Income, credit history, property type, employment, existing debts and the lender's affordability rules still matter.

If saving the deposit is the main obstacle, our guide to how much deposit you really need for a mortgage looks at the trade-offs between buying sooner with a smaller deposit and waiting to build a larger one.

Why deposit size matters

A mortgage deposit does more than reduce the amount of cash needed from a lender.

It also determines the loan-to-value ratio, usually shortened to LTV.

LTV is the percentage of the property's value being financed by the mortgage.

For example, if a property is worth £250,000 and the buyer borrows £237,500, the mortgage is at 95% LTV and the buyer contributes a 5% deposit.

Someone borrowing the entire £250,000 would have a 100% LTV mortgage.

Our guide to what loan-to-value means and why LTV matters explains how these bands can affect rates, lender choice and mortgage availability.

Higher LTV generally means the lender has less equity protecting it if the property's value falls.

That additional risk can be reflected in the interest rate and the number of products available.

Low-deposit mortgages can cost more

Borrowing a larger proportion of a property's value can make a mortgage more expensive than a lower-LTV alternative.

The BBC reported that borrowers featured in its article were paying rates of 5.33% and 5.89% on five-year fixed mortgages.

Those were the rates applying to those particular borrowers and products. They should not be treated as representative of every 95%, 98% or 100% mortgage available.

The difference matters because a borrower with a very small deposit faces two potential cost effects at the same time: they are borrowing more money, and the interest rate may also be higher.

Even a relatively small difference in rate can become significant when applied to a large mortgage over many years.

The risk of negative equity

The smaller the initial deposit, the less equity the buyer has from the start.

That becomes important if property prices fall.

Imagine someone buys a £250,000 home with a £237,500 mortgage.

They begin with £12,500 of equity.

If the property's value later fell to £230,000 while the mortgage balance remained above that figure, the borrower could owe more than the property was worth.

That is known as negative equity.

Negative equity does not necessarily create an immediate problem if the borrower continues making the mortgage payments and plans to remain in the property.

It can, however, make selling, moving home or remortgaging more difficult.

High-LTV borrowers can also be more exposed to problems if the lender values the property below the agreed purchase price. Our guide to what happens when a property is down-valued explains why a lower valuation can suddenly increase the deposit a buyer needs.

Affordability remains separate from the deposit

A low or zero deposit may solve the problem of raising enough cash to buy.

It does not automatically solve affordability.

Lenders still need to assess whether the proposed mortgage appears sustainable based on the borrower's circumstances.

That can include income, employment, existing debts, credit commitments, household spending, dependants and the requested mortgage term.

This is an important distinction.

Someone might have enough deposit but fail affordability.

Someone else might have a strong income and be able to support the monthly payments but struggle to accumulate the deposit.

LTV and affordability answer different questions.

Our guide to how much you can borrow for a mortgage explains why salary alone does not determine the size of mortgage a lender may offer.

Lenders may also assess whether borrowing could remain affordable if circumstances became less favourable. Our guide to how mortgage stress tests actually work explains why being able to afford today's quoted monthly payment does not necessarily mean the application will pass a lender's affordability model.

Renting at the same monthly cost does not guarantee approval

This can be particularly frustrating for first-time buyers.

Someone might already pay £1,300 a month in rent and find a mortgage that appears to cost £1,200 a month.

It is understandable to ask why they should not automatically qualify.

But mortgage affordability is not assessed simply by comparing the proposed payment with the applicant's current rent.

A homeowner also takes responsibility for costs that may previously have fallen to a landlord, including repairs, maintenance and buildings insurance.

Mortgage payments can also change when an initial deal finishes or, in the case of variable borrowing, when interest rates move.

The lender therefore has to assess the wider financial position rather than simply asking whether the applicant has previously paid a similar amount in rent.

Monthly payments can change later

A high-LTV mortgage needs to remain manageable beyond the day the buyer receives the keys.

Someone taking a five-year fixed mortgage generally knows what their interest rate will be during that fixed period.

What happens afterwards is less certain.

The borrower may need to remortgage, switch to another product with the existing lender or move onto the lender's standard variable rate.

A tracker mortgage behaves differently because its interest rate normally follows an external rate, usually Bank Rate, plus a lender margin.

Our guide comparing tracker and fixed-rate mortgages explains how those structures respond differently when rates change.

You can also read how rising interest rates affect a mortgage for more on why the impact depends on the type of deal and the borrower's circumstances.

What should buyers compare?

A low deposit or 100% mortgage can look attractive because it tackles the most visible obstacle to buying. But the deposit requirement should not be considered in isolation.

  • Interest rate: higher-LTV products may carry higher rates, increasing both the monthly payment and total interest cost.
  • Fees: arrangement, valuation and other product fees can change the real cost of a mortgage.
  • Mortgage term: extending the term can lower the monthly payment but usually increases the amount of interest paid overall.
  • Property restrictions: some high-LTV products may exclude certain new builds, flats, unusual construction types or other properties.
  • Affordability criteria: being able to raise the required deposit does not guarantee the lender will approve the requested borrowing.
  • Early repayment charges: these can limit flexibility if the borrower wants to repay or change the mortgage early.
  • Portability: borrowers planning to move should understand whether the mortgage can potentially move with them and what fresh checks may be required.
  • Future remortgage position: very little equity can limit the range of deals available later if property prices fall or do not rise as expected.
  • Cash remaining after completion: using every available pound to buy can leave the household without an emergency fund for repairs or unexpected bills.

A bigger mortgage can mean a bigger long-term commitment

Low-deposit products can make home ownership possible earlier.

But buying sooner does not automatically make it cheaper.

A buyer who puts down £5,000 instead of £25,000 may avoid several more years of saving, but they are also borrowing an additional £20,000.

That additional borrowing attracts interest.

The interest rate available at the higher LTV may also be less competitive.

The comparison therefore needs to look beyond "Can I buy now?"

It should also consider:

"What will buying now cost me, and would I still be comfortable with the mortgage if circumstances changed?"

That is particularly important for buyers considering borrowing close to the maximum a lender will permit.

The maximum available mortgage is not necessarily the same as the amount that feels comfortable within a household budget.

Low-deposit mortgages widen the options — not affordability itself

The return of more low-deposit lending gives prospective buyers another route into home ownership.

That could be particularly valuable to households whose incomes are sufficient to support a mortgage but who are caught between high rents and the difficulty of saving a large deposit.

The latest Bank of England figures suggest these products are playing a larger role in the market than they have for many years.

But a 95%, 98% or 100% mortgage does not make the financial risk disappear.

The trade-off can include a larger mortgage balance, higher interest costs, greater exposure to falling property values and fewer options if the borrower needs to move or refinance.

For first-time buyers, the key question therefore is not simply:

How little deposit can I buy with?

It is:

Can I afford the mortgage comfortably, understand the risks of the LTV I'm taking on, and still have enough financial resilience once I own the property?

A low-deposit mortgage can be a useful route into home ownership.

It works best when the smaller deposit solves a savings problem without creating a much larger affordability problem afterwards.

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Important information

This article is for general information only and does not constitute personal financial or mortgage advice. Mortgage availability, rates, affordability calculations, loan-to-value limits and lender criteria vary and can change. Your home may be repossessed if you do not keep up repayments on your mortgage.