Can Someone With Dementia Sell Their House? (UK 2026 Guide)
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Difficult situations

Can Someone With Dementia Sell Their House?

Quick answer

It depends on mental capacity. If a person with dementia still has the capacity to understand and make the decision, they can sell their home themselves. If they lack capacity, the sale must be handled by an attorney under a registered Lasting Power of Attorney (LPA) for property and financial affairs, or — if there is no LPA — by a deputy appointed by the Court of Protection. The sale must always be in the person’s best interests.

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  • Capacityis the question
  • LPAor deputy if not
  • 7-28 dayscash to fund care
Two voluntary schemes — NAPB and TPO — are your only real safety net. Check for both.

It comes down to mental capacity

The central question is mental capacity — whether the person can understand, retain and weigh the information needed to make the specific decision to sell, at the time it is made. Dementia affects people differently and capacity can fluctuate, so it is decision- and time-specific. A diagnosis of dementia does not automatically mean someone lacks capacity. If they do still have capacity for this decision, they can sell their home themselves like anyone else.

If they have capacity

Where the person retains the capacity to understand and make the decision, they can instruct an agent and conveyancer and sell their home in the normal way. The conveyancer will satisfy themselves that the seller understands the transaction. It can be sensible to act sooner rather than later if capacity is declining, and to consider putting a Lasting Power of Attorney in place while capacity remains, so future decisions can be managed smoothly.

£ £££ One offer Several, competing
One company gives a take-it-or-leave-it figure. Several, competing, push the price up.

If they lack capacity

ArrangementWho can sell
Registered property & financial affairs LPAThe appointed attorney, in the person’s best interests
No LPAA deputy appointed by the Court of Protection
EitherSale must be in the person’s best interests

An attorney or deputy must always act in the person’s best interests under the Mental Capacity Act 2005, and keep proper records.

Lasting Power of Attorney and the Court of Protection

A Lasting Power of Attorney (LPA) for property and financial affairs, made while the person had capacity and registered with the Office of the Public Guardian, lets the named attorney manage their affairs — including selling the home — when they can no longer do so themselves. If there is no LPA and the person now lacks capacity, a family member or other suitable person must apply to the Court of Protection to be appointed a deputy, which takes longer and is more involved. Either way, the property can ultimately be sold for the person’s benefit (for example, to fund care).

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Handling the sale sensitively

Selling the home of someone with dementia is often tied to funding care or moving them somewhere safe, and is emotionally significant. Take legal advice, ensure the right authority is in place (capacity check, LPA or deputyship), and act in the person’s best interests. Where a prompt, low-stress sale helps — for instance to fund care without a long open-market process — a cash buyer can complete in 7-28 days. See selling to pay for care.

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Lisa Hayes, founder of Ready Steady Sell

Written & reviewed by Lisa Hayes, Founder

Lisa Hayes is the founder of Ready Steady Sell and an independent UK home-selling expert with over a decade helping homeowners weigh cash house buyers, property investors and the wider fast house-sale industry — without pressure or hidden fees. Every guide is reviewed for accuracy under our editorial standards.

Frequently asked questions

Straight answers, no sales talk

Can someone with dementia sell their house?

It depends on mental capacity. With capacity for the decision, they can sell themselves. Without it, an attorney under a registered LPA, or a Court of Protection deputy, sells on their behalf in their best interests.

Does a dementia diagnosis mean a person cannot sell their home?

No — a diagnosis does not automatically mean lack of capacity. Capacity is decision- and time-specific, so they may still be able to make the decision to sell.

Who can sell a house for someone who lacks capacity?

An attorney under a registered property and financial affairs Lasting Power of Attorney, or — if there is no LPA — a deputy appointed by the Court of Protection.

What is a Lasting Power of Attorney?

A legal document, made while a person has capacity and registered with the Office of the Public Guardian, letting a named attorney manage their property and financial affairs when they cannot.

What if there is no power of attorney?

If the person now lacks capacity and there is no LPA, someone must apply to the Court of Protection to be appointed deputy, which takes longer, before the home can be sold.

How can the home be sold quickly to fund care?

Once the right authority is in place, a cash buyer can complete in 7-28 days, helping fund care without a long open-market sale.