Can You Get a Mortgage on a Flat With a Short Lease?

by | Tuesday 29th Sep 2026 | Mortgage Insights

London leasehold flat illustrating mortgage considerations when a property has a short remaining lease.

You’ve found a flat you love, the price looks reasonable and your mortgage affordability is comfortably within budget. But then your solicitor discovers that the property has only 75 years remaining on its lease. Does that mean you can’t get a mortgage? Not necessarily.

Buying a flat with a short lease can make obtaining a mortgage more complicated, but different lenders have different requirements. Some will consider properties with shorter leases, while others impose stricter limits.

The remaining lease can also affect the property’s valuation, your mortgage term and how easy it might be to sell or remortgage in the future.
Here’s what buyers need to understand before purchasing a leasehold property with a shorter remaining term.

Quick Answer: Can I Get a Mortgage on a Short Lease?

Yes, it may be possible to get a mortgage on a flat with a short lease, but your options will depend on how many years remain, the mortgage term, the property and the lender’s individual criteria.

Many lenders become more cautious when a lease approaches or falls below 80 years, although this isn’t a universal mortgage cut-off.

Some lenders require a minimum number of years remaining when you apply. Others also require a specified number of years to remain at the end of your mortgage term.

For example, a flat with 75 years remaining could be acceptable to one lender but fall outside another lender’s criteria.

This is why checking mortgage eligibility before committing to a short-lease purchase is important.

What Is Considered a Short Lease on a Property?

Most flats in England and Wales are leasehold properties, meaning you own the right to occupy the property for a specified period rather than owning it outright indefinitely.

As time passes, the number of years remaining on the lease reduces.

There isn’t one definition of a short lease that applies to every mortgage lender, but the following provides a useful general guide.

Remaining leaseWhat buyers should consider
100+ yearsGenerally a more comfortable starting position, subject to the wider lease terms
90–99 yearsUsually less problematic, although individual lender criteria still apply
80–89 yearsWorth investigating extension costs and future saleability
70–79 yearsMortgage lender choice may become more restricted
60–69 yearsOften significantly more difficult to mortgage
Under 60 yearsConventional mortgage options can be extremely limited

These are broad indicators rather than universal lending rules.

Why Does an 80-Year Lease Matter?

The 80-year threshold has traditionally been particularly important when extending a residential lease in England and Wales.

Under the existing statutory valuation framework, extending a lease with 80 years or fewer remaining can involve an additional cost known as marriage value. This can make extending a shorter lease more expensive.

The Leasehold and Freehold Reform Act 2024 introduces changes intended to remove marriage value from lease-extension calculations. However, buyers should check which provisions have actually commenced at the time they are considering an extension rather than assuming that all reforms are already in force.

A specialist lease-extension solicitor and valuer can explain the applicable rules, likely premium and associated costs.

From a mortgage perspective, the important consideration is that a shorter lease can affect the property’s valuation, marketability and acceptability to different lenders.

How Many Years Must Be Left on a Lease to Get a Mortgage?

There isn’t a single minimum lease length across the UK mortgage market. Different lenders apply different policies. Lenders’ individual requirements are set out in the UK Finance Mortgage Lenders’ Handbook, including their minimum acceptable unexpired lease term and any additional conditions relating to the lease.

For example, some require a minimum remaining lease at application and a separate minimum at the end of the mortgage term.

This means that the length of mortgage you want can directly affect whether a property meets the lender’s criteria.

Consider the following illustrative example:

Property: London flat

Remaining lease: 75 years

Requested mortgage term: 35 years

At the end of the mortgage, the lease would have approximately 40 years remaining.

If a lender requires at least 50 years remaining when the mortgage finishes, the property wouldn’t meet that particular requirement.

A shorter mortgage term could potentially change the position, but it would also increase monthly repayments and might affect affordability.

This is why checking the lease length and lender requirements together is more useful than simply asking whether a lender accepts a 75-year lease.

Can I Get a Mortgage on a Flat With 75 Years Remaining?

Potentially, yes.

A flat with 75 years remaining isn’t automatically unmortgageable, but it may fall outside some lenders’ standard property criteria.

A mortgage adviser would typically need to consider:

  • the exact unexpired lease term
  • your proposed mortgage term
  • the property’s value and loan-to-value
  • the lender’s minimum lease requirements
  • the ground rent and service charge provisions
  • whether a lease extension is planned
  • the property’s wider construction and valuation details.

The important thing is to establish these details before spending significant time and money progressing an application with a lender that won’t accept the property.

Found a Flat With a Short Lease?

Before spending money progressing a mortgage application, it may be worth checking whether lenders can accommodate the property’s remaining lease alongside your borrowing requirements.

At Oportfolio, we can review your circumstances and investigate lenders whose criteria may be suitable.

Speak to an Adviser About My Short-Lease Mortgage

Can a Short Lease Affect How Much Mortgage I Can Borrow?

Yes, although the effect isn’t always directly related to your salary or income multiple.

For example, you might earn £120,000 and comfortably pass a lender’s affordability assessment, but the lender could still decline the property because its remaining lease doesn’t meet its requirements.

Alternatively, a lender might consider the property but the valuation could reflect concerns about the short lease.

This can affect the loan-to-value calculation and the deposit you need.

Example: Buying a London Flat With a Short Lease

Imagine you’re purchasing a flat for £500,000.

You have a £100,000 deposit and need a £400,000 mortgage.

That initially represents an 80% LTV mortgage.

However, suppose the lender’s valuation comes back at £475,000, partly reflecting concerns about the property and its remaining lease.

If the lender’s maximum advance is 80% of its valuation, the maximum mortgage would be £380,000.

You would therefore face a £20,000 funding gap if the purchase price remained unchanged.

This is an illustrative scenario, not a prediction that a short lease will necessarily cause a down-valuation. It demonstrates why property acceptability and mortgage affordability must be assessed separately.

Can the Seller Extend the Lease Before I Buy?

Potentially, and this is an option worth investigating if you’re interested in a flat with a short remaining lease.

Depending on the circumstances, the seller may be willing to arrange an extension before completion or agree a legally structured arrangement involving the extension process.

However, buyers shouldn’t rely on a verbal assurance that the lease can easily be extended afterwards.

Your conveyancing solicitor should establish what is legally possible, how the extension would be funded and whether the arrangements satisfy your mortgage lender.

You should also obtain an appropriate estimate of the extension premium and associated professional costs before agreeing to proceed.

Can I Remortgage a Flat With a Short Lease?

Yes, potentially, although a short lease can also restrict remortgage options.

A property that met your lender’s criteria when you originally purchased it might not necessarily meet the criteria of every alternative lender several years later.

For example, if you purchased a flat with 85 years remaining and want to remortgage seven years later, the remaining lease will have fallen to approximately 78 years.

That could reduce your available lender choice.

For homeowners approaching a remortgage, it can therefore be worth reviewing the remaining lease term alongside the mortgage itself.

An extension may be worth investigating before the lease becomes a more significant obstacle.

What Else Do Mortgage Lenders Check on Leasehold Flats?

Lease length isn’t the only consideration.

Mortgage lenders and their valuers may also examine:

  • Ground rent and how frequently it increases.
  • Service charges and whether they are considered reasonable.
  • Building construction and condition.
  • Cladding and relevant building-safety documentation.
  • Restrictions contained within the lease.
  • The property’s overall marketability.

A long lease doesn’t automatically mean every lender will accept a property.

Similarly, a shorter lease isn’t necessarily the only reason a mortgage application might encounter difficulties.

What Should I Do Before Making an Offer on a Short-Lease Flat?

If you’ve found a property with a relatively short remaining lease, we’d recommend establishing the following before progressing too far:

  1. Confirm the exact lease length. Don’t rely solely on the estate agent’s listing.
  2. Speak to your mortgage adviser. Check whether lenders can consider the property alongside your borrowing requirements.
  3. Ask your solicitor to review the lease. Ground rent, service charges and other provisions can also affect mortgageability.
  4. Investigate extension options. Understand the potential costs, timescales and legal arrangements.
  5. Consider the purchase price. Establish whether it adequately reflects the remaining lease and any work required.

Taking these steps early can help you avoid committing to a property that becomes difficult to finance later.

Oportfolio Insight: A Cheaper Flat Isn’t Always a Straightforward Mortgage

A flat with a shorter remaining lease can sometimes be advertised at a lower price than comparable properties nearby.

For London buyers, that can initially look attractive, particularly when finding a suitable property within budget is already challenging.

However, when reviewing a mortgage for a short-lease property, we’d want to establish more than whether a lender could accept it today.

We’d consider the remaining lease alongside the proposed mortgage term, borrowing requirements, deposit and lender criteria. We’d also encourage the buyer to obtain appropriate legal and valuation advice about the lease extension process and potential costs.

For example, a buyer purchasing a flat with 75 years remaining on its lease may need to consider how that position could affect their options when they come to remortgage several years later.

The objective is to identify a mortgage that supports the purchase while ensuring the client understands the potential implications of the property they’re buying.

Early communication between the mortgage adviser, conveyancing solicitor and, where appropriate, a specialist lease-extension valuer can help identify potential problems before they become expensive surprises.

Need a Mortgage for a Flat With a Short Lease?

Found a flat you want to buy, but concerned that the remaining lease could affect your mortgage?

At Oportfolio Mortgages, we help buyers navigate more complicated mortgage applications, including London flats and leasehold properties.

Our advisers can assess your borrowing requirements, review the proposed mortgage term and investigate lenders whose property criteria may accommodate the purchase.

We can also work alongside your conveyancing solicitor to help establish whether the mortgage and proposed lease arrangements are compatible.

Don’t wait until your mortgage application is declined to investigate your options.

Ask Oportfolio to Review My Short-Lease Mortgage

Some lenders may consider it, but mortgage options are generally more restricted. The proposed mortgage term, LTV and individual lender criteria will be important.

It can. A lender's valuer may consider whether the remaining lease affects the property's value or marketability.

Potentially, subject to the applicable legal framework and the property's circumstances. Obtain specialist legal advice about your eligibility, the process and likely costs before purchasing.

Yes, this may be possible. Your solicitor should establish the appropriate arrangements and ensure they satisfy your mortgage lender.

That depends on the price, remaining lease, extension costs, mortgage availability and your future plans. A lower asking price alone doesn't establish whether the purchase represents good value.

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