Locked Out of Your House or Flat: What to Do

Understanding exactly how you are locked out shapes everything that follows. The two most common situations are quite different. The first is a simple latch lockout: a Yale-type nightlatch on your front door pulled shut while your keys were inside. The latch has not been deadlocked, which usually means the door can be opened without drilling or force. The second is a fully deadlocked door — where a 5-lever mortice deadlock or a multipoint lock on a uPVC or composite door has been locked from inside, or the euro cylinder has been engaged. That takes a different approach entirely. Take a breath and think about which applies to you, because telling your locksmith on the phone makes a real difference to the advice they give you before anyone travels out.

There is a third scenario worth mentioning: a broken or damaged lock. Sometimes what feels like a lockout is actually a failed mechanism — a snapped euro cylinder (a known vulnerability on older uPVC doors), a seized mortice case, or a handle that has stopped turning. In Belvedere and across the DA17 postcode district, many properties have uPVC front and back doors fitted with euro cylinders that were never upgraded to anti-snap versions. If you suspect the cylinder has snapped rather than simply locked, do not apply force — tell the locksmith straight away, as this changes the tools and replacement parts needed.

Before you call anyone, run through these checks quickly. First, try every other door and window at ground level — back door, side gate into the garden, any accessible low windows you know to be on the latch. It sounds obvious, but it is surprisingly common for a back door to be unlocked. Second, think about spare keys: do a neighbour, a family member, or a friend hold one? If you are a tenant, does your letting agent or housing association operate an out-of-hours number and hold a spare set? A quick phone call could save you a wait. Third, if you live in a flat in a block, consider the communal entrance separately — if you can get inside the building, you may be able to speak to a neighbour or a caretaker who can help.

What you should not do is attempt to force a window, use a card on the latch, or try anything you have seen online. Even if a technique works, it can leave your lock or frame damaged and your home temporarily insecure. It can also cause accidental injury. If none of the checks above solve the problem, calling a trained locksmith is the right next step — not because it is the easiest option, but because it is the one that protects your door, your lock, and your property.

When you call Erith Locksmiths and explain you are locked out, the first thing we do is ask you a few straightforward questions: what type of door is it, how is it locked, and where are you? This is not bureaucracy — it lets our locksmith arrive with the right tools and any parts that are likely to be needed, which means less waiting around on the doorstep. As an emergency locksmith Belvedere residents and homeowners across Erith, Thamesmead, and the surrounding DA postcode districts rely on, we aim to be with you in around 30 minutes of your call, though we will always give you a realistic arrival window rather than a promise we cannot keep.

When the locksmith arrives, they will assess the door and lock before doing anything. For a nightlatch lockout, the most common method is a technique called lock picking or manipulation — a non-destructive approach that opens the lock without damage and leaves everything intact. For a multipoint uPVC door or a deadlocked mortice, the locksmith may need to decode or pick the cylinder, or in some cases drill it out if there is no other option. Drilling is always a last resort and only used when the lock cannot be opened any other way. When a cylinder is drilled, it will need replacing — but that replacement is done on the spot, so you are never left with a hole in your door. Before any work begins, we confirm the exact price with you so there are no surprises on the invoice.

Flats bring an extra layer to the lockout situation. As a 24 hour locksmith Belvedere and Erith area service, we regularly attend blocks of flats along Picardy Road, properties near Belvedere Station, and housing association estates throughout the DA17 and DA18 areas. If you are locked out of your flat, the communal entrance to the building is a separate matter from your own front door — in most cases the building entrance will have a different lock or entry system entirely. We can help with both, though it is worth noting that for housing association or managed blocks, there may be a managing agent or caretaker who holds master access and should be your first call during office hours.

Tenants have particular responsibilities here. If you are renting and you are locked out, check your tenancy agreement and try your letting agent's out-of-hours line before calling a locksmith at your own expense — some landlords and agents cover the cost of locksmith call-outs, while others do not. If you do call a locksmith independently, keep the invoice and let your landlord know promptly. We are experienced in working alongside tenants, landlords, and managing agents, and we will carry out the work in a way that leaves no unnecessary damage to the door or frame. We may ask for reasonable proof that you are the occupant — such as a piece of mail with your name and the address — which is standard practice to protect everyone involved.

One question that comes up after a lockout, or after a break-in attempt, is what to do about the lock going forward. It helps to understand what each service actually means in plain terms. A lock change or cylinder change means removing the existing mechanism and fitting a new one — the door and frame stay as they are. This is what happens after a drilling, or when you simply want to upgrade your security. A lock repair means fixing a fault in the existing mechanism — a stiff barrel, a misaligned multipoint lock, or a handle that no longer operates the latch correctly. Door lock replacement refers to removing the entire lock case or multipoint unit and fitting a new one, which is more involved and usually needed after damage or a failed mechanism. A new lock installation is for a door that has no lock fitted at all, or where you are adding a second lock — such as adding a 5-lever mortice deadlock to a door that only has a nightlatch.

For uPVC door lock repair Belvedere homeowners ask about most often involves adjusting or replacing the multipoint locking mechanism — the long strip of hooks and rollers that runs up the edge of the door. These can wear over time, causing the door to feel stiff or fail to lock properly. We carry a range of replacement multipoint systems on the van so we can carry out door lock replacement Belvedere residents need on the same visit. If your front door currently has a standard euro cylinder, we strongly recommend upgrading to an anti-snap, anti-pick TS007 3-star rated cylinder at the same time — your insurer may require it, and it makes a meaningful difference to your door's resistance to forced entry. We also install BS3621-rated 5-lever mortice deadlocks on timber doors where insurers specify this standard. Call 020 3757 5599 to talk through what your door needs — we are available 24 hours a day, every day including evenings, weekends, and bank holidays.

If you are waiting outside and it is late, cold, or you feel unsafe, do not stand alone on a quiet street. Move to a well-lit area, a nearby shop, or a neighbour's doorstep while you wait. If you are concerned about your personal safety, 999 is always the right number. On the subject of police: a question we hear regularly is whether the police can help if you are locked out of your house. In short, they can attend if there is a welfare concern — for example if a vulnerable person is locked inside — but they are not equipped to open doors in routine lockout situations and will generally refer you to a locksmith. It is not a good use of emergency services for a standard lockout, and you are likely to wait much longer.

The best long-term solution to being locked out is a sensible spare key strategy. Leave a key with a trusted neighbour or a family member who lives nearby — not hidden under a mat or in a flowerpot, which is one of the first places a burglar looks. If you are locked out Belvedere way and want to look at a key safe mounted discreetly to the wall, ask us about options when we attend. For renters, discuss spare key arrangements with your landlord or letting agent at the start of the tenancy so the arrangement is clear. A little planning now means that the next time a door clicks shut behind you, it is an inconvenience rather than an emergency.

To revisit the police question directly: yes, officers can and sometimes do help in exceptional circumstances — a child locked inside, a vulnerable adult, a genuine welfare emergency — but for the vast majority of lockouts the answer is that the police will not force entry and will direct you to a locksmith. This is not a criticism; it simply reflects that officers are not trained or equipped for lock work, and attending lockouts would take them away from genuine emergencies.

On cost: the price of a locksmith call-out depends on several factors — the type of lock and door involved, whether parts such as a new cylinder or a multipoint mechanism are needed, the time of day (evenings, weekends, and bank holidays affect the rate), and the distance our locksmith needs to travel. We will always confirm the exact price with you over the phone before anyone leaves to attend, so you know precisely what you are agreeing to. There are no hidden charges added after the job. If you are based in Erith, Belvedere, Thamesmead, Abbey Wood, or the surrounding DA postcode area and you need a locksmith right now — or just want an honest quote for a lock change or repair — call 020 3757 5599. We answer 24 hours a day, seven days a week.