Island breakfast bar
A long, continuous overhang on one side of an island, with the cook on the other. The load can land anywhere along it, so it is the most demanding layout, and concealed steel is the support that costs no seating depth.

A breakfast bar worktop is the part of a kitchen worktop people sit at: an island, a peninsula or a run with an overhang deep enough for knees. We supply it in quartz, granite, Dekton or Karexa sintered stone from £110/m² (stone only), template it once the units are in and fit it across London. We supply the worktop, not the units.
Most of a breakfast bar is ordinary worktop, cut from the same slab as the rest of the kitchen. The part that is not ordinary is the overhang: the strip of stone that projects past the units so a stool can tuck under it. As a working guide, around 300mm unsupported is the sensible limit, less on a 20mm slab than a 30mm one, and past that the top needs steel, corbels or another support underneath.
That is why the order of decisions matters more than the colour. Concealed steel is let into the carcass before the units are fixed, so the overhang and what carries it are settled while the kitchen is still on paper. Our overhang guide covers the support options in full. This page covers what we supply, what the stone costs and how the bar is fitted.
It is also the piece of stone people look at most, because they sit facing it. Which way the veining runs along the seating edge is decided when the slab is nested, and a mitred edge, if you want the look of a thicker top, is built on the bench rather than on site.
Fitted 5–10 working days from template. The payment stages are set out on your quote.
Which kind of bar
The same stone behaves differently in each, because the overhang is carried differently.
A long, continuous overhang on one side of an island, with the cook on the other. The load can land anywhere along it, so it is the most demanding layout, and concealed steel is the support that costs no seating depth.
The worktop carries on past the end of a run and people sit at the end or along one side. It projects in two directions and is unsupported at a corner, which is where a leg, an end panel or a waterfall end earns its place.
A shallower projection over base units. Deep drawer fronts and applied panels eat into knee room, so the seating depth is measured from the face of the finished cabinet rather than from the back of the stone.
A second level above the worktop that hides the working side from the room. It is a second piece of stone with its own supports and a joint, and it takes bar-height stools rather than counter stools.
Quartz is consistent from slab to slab, so a bar ordered with the kitchen matches the run beside it. It needs no sealing and has the widest colour range we carry. It is made with resin, so a hot pan goes on a trivet, and it is not a material for outside.
We can cut a new breakfast bar piece for a kitchen that is staying. With the carcasses already fixed, concealed steel usually means taking the island apart, so brackets, a leg or an end panel become the realistic supports. A batch match with stone fitted years ago cannot be promised.
Choosing the stone
Supply rates are read from our catalogue and cover the stone only. Templating, fabrication, the edge, any cut-outs and fitting are quoted as their own lines.
| Material | Colours | Supply from | On a breakfast bar |
|---|---|---|---|
| Quartz | 69 | £130/m² | Indoor bars that should match the rest of the run. No sealing, and the widest colour range. Hot pans go on a trivet. |
| Granite | 45 | £121/m² | A natural-stone bar. Each slab differs, and strong veining has a grain, so the overhang is nested with it in mind. Sealed before use. |
| Dekton | 63 | £110/m² | Sharp, thin mitred edges and bars in direct sun. The hardest family, and brittle at an unsupported edge, so the overhang is designed rather than assumed. |
| Karexa sintered stone | 8 | £280/m² | Our own sintered stone range. No sealing and stable in heat and sun; like any sintered slab, it wants proper support under the seating edge. |
Free samples are posted from the Worktop Worx quartz collection, up to four at a time. Other quartz, granite and sintered stone are judged from the slab.
What is involved
The first three happen before the units are fixed. That is the whole trick to a breakfast bar that does not need corbels added afterwards.
How many seats, on which side, and whether it is daily meals or somewhere to perch. Around 600mm of bar per person is comfortable guidance. That sets the length of the bar and the depth you are aiming for.
Knees stop at the doors, not at the edge of the stone. Measured from the finished cabinet face, around 300mm is where people sit square to the bar; around 250mm is somewhere to lean.
Concealed steel has to be planned into the carcass before it is fixed. Corbels, a leg or an end panel can come later, at the cost of something visible. Tell us the sink and hob positions at the same time, because cut-outs decide where the piece is weakest.
Once the units are fitted, fixed and level, the template visit checks the projection, the support and the cut-out layout against the real room and the real slab.
The seating edge and both returns are profiled and polished, because every exposed face gets touched. A mitred apron is bonded on the bench and dry-assembled before it travels.
The bar is fitted with the other worktops, 5 to 10 working days from template. The payment stages are set out on your quote.
The parts that decide it
None of this shows on a kitchen plan, and all of it shows the first time someone sits down.
A 30mm slab spans further than a 20mm one by more than the gap between the numbers suggests. A mitred edge only makes a 20mm slab look thicker, so the support is worked out on the real thickness, not the apparent one.
A sink or hob opening removes stone from the middle of the piece, and the strip left beside it is where an under-supported span fails. On an island with seating, the cut-outs sit over the units and the overhang stays whole.
At counter height the bar is the worktop itself: one level, simpler to fabricate and useful as workspace. A raised bar hides the working side, needs taller stools and adds a second piece and a joint.
A worktop's depth is the cabinet beneath it plus what projects past it. Over standard 600mm base units, a 900mm top gives a 300mm overhang, which is at the working limit for unsupported stone and past it on a 20mm slab.
Engineered stone is produced in batches and granite varies from slab to slab. A bar ordered with the rest of the worktops comes off the same run and matches. One ordered later is a close relative rather than a twin.
A breakfast bar is not broken by people eating at it. It is broken by someone sitting on the free edge or leaning on a corner, and stone gives no warning first. A support designed for polite use is not a support.
Before we template
A breakfast bar is a worktop and a piece of joinery at the same time. These are the parts each side owns.
Questions
If yours is not here, ring and ask. You will get a straight answer rather than a call-back from a salesperson.
Stone is priced by the square metre, from £110 to £550 across the surfaces we hold. As a worked example, an island top 1.8m long and 0.9m deep is 1.62m², so at the quartz entry rate of £130/m² the stone alone is about £211. Templating, fabrication, the edge, any cut-outs and fitting are quoted as their own lines on top of that.
For an indoor bar that should match the kitchen, quartz: consistent, no sealing and the widest colour range. Granite if you want natural stone and are happy to seal it. Sintered stone for a very thin mitred edge or a bar in direct sun, accepting that it needs its overhang properly supported.
Work from the seating depth rather than the worktop depth. Measured from the finished cabinet face, around 300mm lets people sit square to the bar and eat; around 250mm is somewhere to lean. Over standard 600mm units, a 900mm top gives about 300mm. That is guidance for comfort, not a regulation.
A small overhang to perch at does not. One deep enough for knees usually does: around 300mm unsupported is the working limit, and less on a 20mm slab. Concealed steel is the option that costs no seating space, and it has to go into the carcass before the units are fixed.
Yes, as a new piece cut to the kitchen you have. Two things change. Concealed steel is hard to add to fixed units, so brackets, a leg or an end panel are the usual supports. And stone ordered years after the original will not be from the same batch or slab, so expect a close match rather than an identical one.
For an indoor kitchen, yes. Quartz needs no sealing, matches the rest of the run when ordered together and copes with everyday spills. Its limits are heat, so pans go on a trivet, and sunlight outdoors, so it is not one for a garden bar.
Where we work
We template and fit across Greater London and out into Essex, Hertfordshire, Surrey, Buckinghamshire and Berkshire. The stone is cut in our workshop and fitted by our own installers, wherever the job is.

Next
Every job runs through more than one of these. Follow the thread rather than guessing which order things go in.
Worth reading
The questions that come up most, answered in full rather than in a sentence.
How overhangs actually work, why knee room is measured from the cabinet rather than the stone, what decides a safe unsupported span, and the support options ranked by what each costs you visually.
Read the guideWhy an island is a slab-yield question before it is a design one, how book-matching and waterfall ends are won or lost at slab selection, and what has to be decided before the cabinetry is fixed.
Read the guideWhat the two standard thicknesses actually change, what they do not (strength, mostly), and why the honest deciding factors are weight, the carry into your kitchen and how you want the edge to read.
Read the guideThe edge is the part of the worktop you touch every day and the detail that dates a kitchen fastest. What the common profiles are, what each costs you in labour, and how to pick.
Read the guideEvery one of these is on our Google profile under the reviewer’s own name. Nothing here is written by us, and the link goes straight to the source.
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Next step
Plans, a sketch or photographs with rough run lengths is enough to start. The quote costs nothing.