Security and burglary protection

Hillside and half-height Stuttgart: burglary protection for houses with several entrances

On a Stuttgart slope the street front door is rarely the problem, but the valley side and the cellar are. How to secure a house with many entrances as a system.

Hillside and half-height Stuttgart: burglary protection for houses with several entrances

A house on a Stuttgart slope rarely has just one door, and that is exactly the problem. The short answer for everyone living in the half-height districts or on one of the vineyard slopes: your weak point is almost never the front door on the street, but the lower entrance, the terrace on the valley side, the cellar door on the slope, the garden gate behind the hedge. Anyone with several entrances has to think of them as one system, not as four separate doors. Otherwise you secure the one you see every day and leave the three you forget about wide open.

I am Anna Becker, a specialist in locking technology, and I work a lot in the hillside districts around the Stuttgart basin. These houses are beautiful, they have a view, terraces over two floors, garages that run into the cellar on the slope. And they have a geometry that plays into the burglar's hands. Let us talk about it, honestly and concretely.

Why the hillside is a chapter of its own

A house on the flat has a clear front and a back. A house on a slope has top, bottom and side, and every level brings its own door. The Stuttgart basin and the vineyard slopes mean that the valley side of a house often lies completely out of sight from the street. What looks from above like a safe, well-kept residential area offers, at the back, terraces, retaining walls and vines behind which an offender can work in peace.

That is the core: the screening you love for your privacy is the same screening behind which someone works undisturbed at your terrace door. I do not want to talk you out of the hedge. I want you to know what it costs if there is a weak door behind it.

The typical weak points of a hillside house, from bottom to top

I always go through these houses from bottom to top, because the offender does too.

The cellar door and the garage access on the slope

In Degerloch and Sillenbuch I see many houses where you get into the cellar from the garden and from there straight into the house. These lower doors are often the oldest and weakest in the whole building, because nobody perceives them as a burglary door. An old cellar door with a simple lever lock or a cheap cylinder is open in seconds. And whoever stands in the cellar usually stands in the house right away, because the inner door to the stairwell is rarely secured.

The garage access is the twin of this problem. Many hillside garages have a connecting door into the house, and it is often only a light interior door without a real fitting. If the garage is open, the door into the house is open.

The terrace and balcony door on the valley side

That is my number one with hillside houses. Large glass surfaces, often floor to ceiling, with a lift-and-slide door or a classic terrace door. Old and unsecured, these doors can be pried open at the wrong corner, faster than most believe. Only proper locking technology helps here: mushroom-head locking all around, a lockable handle, and on larger units additional locking points. In burglary protection for terrace doors, the lockable handle is the minimum, not the maximum.

The garden gate and the side entrance

In Botnang and Weilimdorf, where the plots are often larger and the gardens more intricate, the garden gate is added too, the side entrance to the kitchen, the door to the tool shed where the ladder happens to stand. Every additional access is an additional point of attack, and the ladder in the open shed is the invitation to take the second floor along as well.

Think in a locking system, not in single locks

Here comes the point where my trade begins. A house with five entrances and five different keys is a house where at some point a door does not get locked, because the right key is not to hand. Convenience beats security, every time.

The solution is a locking system: one key for all doors, the same high security level everywhere, and the ability to block a lost key specifically, without having to convert the whole house. For a hillside house with many entrances that is not luxury, it is the only way to keep the thing up in everyday life. If a complete system is too much, the first step is often a uniform, high-quality cylinder on the critical exterior doors, all keyed alike, so one key fits.

And if an old door is so weak that retrofitting is not worth it, then the honest advice is a lock replacement or a new door. I would rather say once that patchwork is not worth it than come three times to fix it up.

An afternoon in Degerloch

A few weeks ago I was with a couple in Degerloch, a classic hillside house from the seventies, three levels, a terrace on the valley side with a magnificent view over the basin. They had just had the front door up at the street renewed, expensive and good. I went once around the house, and down below stood a cellar door, of roughly the same age as the house, with a cylinder I could have pulled by hand. You could not see it from the street. Nor from the neighbouring plot through the vines.

That afternoon we turned the priorities around. The new front door up top was lovely, but it had never been the point of attack. We did the cellar door and the terrace door, brought both onto the same key as the new front door, and fitted the garage access with a proper fitting. Only then was the house really safe, not before.

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The case in Sillenbuch that stayed with me

In Sillenbuch a family was burgled while they were on holiday, classically over the valley-side terrace. The offender came over the retaining wall from the lower-lying neighbouring plot, was completely hidden behind the overgrown slope, and had the old terrace door open in a short time. The front door up top, solid and new, he never touched, and why would he. When I came afterwards to secure it, the lesson was clear: you do not secure the door you see, but the one the offender sees. And he looks from below.

Prices and priorities for the hillside house

Market ranges, not guarantees, because every door is different. But as a guide.

MeasureRealistic range
High-quality security cylinder per door60 to 150 euros
Keying several doors alikesurcharge by number
Lockable handle for terrace door20 to 60 euros
Retrofitting mushroom-head locking, terrace door150 to 400 euros
Fitting for garage connecting door80 to 200 euros
Small locking system, several entrancesfrom the mid three figures

My priority for a hillside house, in this order: first the valley-side terrace door and the cellar door, then the connecting door to the garage, then the uniform keying, and the front door on the street usually last, because it is the least often the target.

Common questions from the hillside districts

Is a whole locking system worth it for a single-family house? With three, four or more exterior accesses yes, because one key for everything is the only way that in the evening everything really does get locked. With two doors a keyed-alike cylinder is often enough.

Do I have to sacrifice my lovely hedge? No. You just have to know that behind the hedge there must be a strong door. Screening and security are no contradiction if the mechanics are right. Practical tips on plot design are also given by the police at K-Einbruch.

Does insurance pay if the break-in was over the terrace? In principle contents insurance covers burglary theft, but it checks the circumstances. This is general information, not legal advice. Neutral guidance is at the consumer advice centre, the detail is your policy.

What if I notice at night that a door is open or forced? Do not go into the house yourself, stay safe, call the police. For the subsequent securing we are reachable via the emergency service at night too.

Where do I see all services and further questions? An overview is on the services page, collected answers on the FAQ page, and how we work on site you can read at the locksmith in Stuttgart.

My bottom line

You secure a hillside house from below, not from above. The most beautiful view over the basin means the valley side is vulnerable, and the valley side is almost always the place where it happens. Think of your entrances as one system, bring them to a uniform, high security level, and start with the door you see the least. That is the reason it is worth having someone walk around the house once who knows how a burglar thinks. Usually it is small amounts in the right places that make the difference, not the big investment in the wrong one.

Last updated June 9, 2026
Anna Becker

Anna Becker

Locking-technology expert at Schlüsseldienst Notdienst

Anna inspects doors after break-ins and writes reports for insurers. She sees every day what holds up and what only looks expensive.

16+ years of experience Locking-technology expert

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