Overnight dementia care is professional support delivered at home through the evening and night, so a person living with dementia stays safe in familiar surroundings while the family finally gets to sleep. It is usually arranged when the nights become the hardest part of the day: confusion after dark, restlessness, wandering, or the late-afternoon agitation known as sundowning. This guide explains what overnight dementia care involves, the difference between a sleeping night and a waking night, how to ease sundowning, what it costs in London in 2026, and how to arrange it.

What is sundowning?

Sundowning is a pattern of increased confusion, anxiety, agitation and restlessness that appears in the late afternoon, evening or night in people living with dementia. It is not a separate illness but a common group of symptoms, seen most often in the middle and later stages of dementia, which the Alzheimer’s Society describes as behaviour that can be difficult to understand at the end of the day.

No single cause explains it. The brain changes of dementia disturb the internal body clock that tells us when to sleep, and tiredness, hunger, pain, a full bladder, fading daylight and confusing shadows all make the evening harder to manage. A person may pace, ask repeatedly to “go home” even when they are home, become fearful or suspicious, or struggle to settle. It is one of the most common reasons families first ask for help at night, and it often eases once the person is settled. Recognising sundowning for what it is, rather than treating it as deliberate, is the first step to handling it calmly.

What is overnight dementia care, and what are the two types?

Overnight dementia care places a trained carer in the home overnight to keep the person safe, settle night-time distress, and respond to anything that happens before morning. It comes in two forms, and the right one depends on how often help is needed during the night.

A waking night is the safer choice when someone is up repeatedly, at risk of falling in the dark, or distressed for long spells. Where support is needed around the clock, overnight care joins with daytime care to become live-in or 24-hour dementia care, with the same carers carrying the routine through.

How does an overnight carer help at night?

Through the night, an overnight carer reassures the person if they wake frightened or disoriented, guides them safely to the bathroom and helps with continence, gives or prompts medication, prevents falls in the dark, eases sundowning, and helps them settle back to sleep. They also keep a clear record of how the night went, so the family and the daytime team know what happened and what helped. In the morning, the overnight carer hands over to the family or the daytime carer, so nothing important is lost between shifts. The point is a calm, predictable night, not just a watchful presence in the corner of the room.

The psychotherapist-led difference

Most agencies describe night care as more supervision. We see it differently. At Tidal Living, every dementia care plan is designed and supervised by our founder, a UKCP-registered psychotherapist, so a carer is trained to read night-time behaviour as communication rather than a problem to contain. Someone who paces, calls out or tries to leave is usually frightened, in pain, or searching for something familiar, and a behavioural plan that names the triggers settles the night far better than simply watching the door.

Good days also make better nights. That is why we include Cognitive Stimulation Therapy, the structured activity programme recommended by NICE for mild-to-moderate dementia, along with a steady daytime routine, and why we keep the same two or three named carers, so a confused person wakes to a familiar face instead of a stranger.

How do you manage sundowning at home?

Small changes to the evening can reduce sundowning, and families can start tonight. These include turning the lights on before dusk and close the curtains, so shadows and window reflections do not become frightening shapes, keeping a calm, predictable evening routine, with less television, noise and stimulation after the main meal, encouraging daylight and gentle activity earlier in the day, and avoid long afternoon naps, limiting caffeine and heavy meals late in the day and checking for unmet needs first, such as pain, hunger, thirst, constipation or needing the toilet.

During an episode, stay calm and try not to argue or correct. Offer reassurance, go with the feeling rather than the fact, and gently redirect attention to something comforting, such as familiar music or a warm drink. The Alzheimer’s Society and Dementia UK both publish detailed sundowning guidance and run support lines for families who are struggling. Our guide to dementia behaviour changes covers agitation and distress across the day, not only at night.

When does night-time confusion need a doctor?

If confusion comes on suddenly, over hours or a day or two, or is much worse than the person’s usual evenings, treat it as a medical issue rather than ordinary sundowning. A sudden change like this can be a sign of delirium, which is different from dementia, and a common trigger is an infection such as a urinary tract infection, or pain or constipation. The NHS advises asking a GP to rule out or treat the underlying cause, and Dementia UK recommends getting help quickly, because delirium usually has a treatable cause and should not be left to ride out overnight.

How much does overnight dementia care cost in London in 2026?

Overnight dementia care in London is priced per night, and the main factor is whether the carer sleeps or stays awake.

These sit within the wider UK market: in 2026 Hometouch puts sleeping nights at roughly £100 to £230 a night and waking nights at around £250 a night, with London and the South East at the higher end. Funding can help. Attendance Allowance is not means-tested and can be put straight toward overnight care, and as of 2026 it pays a higher rate of £114.60 a week, according to GOV.UK. For council funding, NHS help and Direct Payments, see our guide to how care is funded. We give an exact quote at the assessment and hold it, with no upward adjustment afterwards.

How do you arrange overnight dementia care?

Arranging care starts with a free assessment, at home or by phone, where we agree whether a sleeping or a waking night fits, name the carers we propose, and write a clear night-time plan. We can usually begin within a few days, and faster in an emergency. Tidal Living provides overnight and sleepover care, live-in and round-the-clock dementia care across West, Central, South-West and North London, including Richmond, Wandsworth, Kingston, Barnet, Hampstead, Westminster and Kensington and Chelsea. Because overnight care is commute-agnostic, our coverage is genuinely London-wide.

Frequently asked questions

References

• Alzheimer’s Society, Sundowning and dementia.
• Dementia UK, Sundowning: signs, symptoms and tips.
• NHS, Dementia: behaviour and how to cope.
• NICE, Dementia: assessment, management and support (NG97), Recommendations (offer group cognitive stimulation therapy to people with mild to moderate dementia).
• GOV.UK, Attendance Allowance: What you’ll get (higher rate £114.60 a week; not means-tested).
• Hometouch, How much is overnight care for the elderly? (sleeping nights £100 to £230; waking nights around £250).
• Dementia UK, Delirium (sudden confusion).