How to Plan the Perfect Under-Stairs Storage Layout: A Complete Guide

Before designing the storage, we map the void precisely: the head height at the door position, the floor plan depth at each point, the presence of any services (electricity meters, gas meters, pipework) within the space, and the exact rake angle of the stair soffit. From these dimensions, we design the storage zones — deep pull-out drawers at the front where the height is greatest, fixed shelves in the middle zone, and shallow open shelves or a wine rack at the rear where the height drops below 400mm.

A single door access works for under-stairs storage that is primarily used for items retrieved infrequently — seasonal clothing, suitcases, tools. For daily-use storage, multiple access points are more practical: a standard hinged door at the front for tall items, and a low hatch further back for items stored in the shallow rear zone. Hallways in Berkshire Victorian properties often have sufficient width to accommodate a full-height under-stairs joinery composition that reads as an architectural feature rather than a cupboard.

Every under-stairs design starts with the rake — the angle of the stair soffit. A typical domestic staircase runs at 38–42 degrees, which means the usable height inside the void drops by roughly 200mm for every 250mm you move towards the back. That single fact drives the whole layout. A void that is 2m tall at the newel post may be down to 600mm within a metre and a half, and below 300mm not far beyond that.

When I survey, I take the height at every riser position rather than just the ends, because staircases are rarely as regular as they look. Winders at the bottom of the flight, a bulkhead over a cellar door, or a landing part-way up all change the soffit line. I also check whether the underside is plastered directly onto the strings or lined with a spandrel panel — a plastered soffit costs you nothing, but a boxed-out spandrel can be hiding 50–100mm of depth you can claim back.

The nosing line matters for drawer design too. A pull-out that follows the rake exactly wastes the triangle above each drawer box; stepping the drawer heights to sit just under the soffit at their deepest point recovers most of it. Two or three carefully stepped drawers will nearly always out-perform one long raked unit.

I plan every under-stairs project in three height zones. The tall zone — anything over about 1,200mm — earns its keep as hanging or upright storage: coats on a rail, the ironing board, a stick vacuum on a wall dock, a fold-away step ladder. This is the only part of the void where a person can reach in comfortably, so it should hold the things you touch daily.

The middle zone, roughly 500–1,200mm, is drawer territory. Items here are awkward to reach through a door because you have to stoop into the dark to find them; a full-extension pull-out brings the contents out into the hallway light instead. Shoes, school bags, tools, board games and recycling all live well in this zone.

The low zone, below 500mm, is where most cupboards become a graveyard of forgotten objects. Treat it honestly: a fixed shelf reached through a small hatch for suitcases and Christmas boxes, a wine rack, or simply a sealed service space. Fighting to make the last 400mm "accessible" with expensive hardware is rarely worth the money — spend it on the middle zone instead.

There are really only four ways into an under-stairs void, and most good layouts use two or three of them together. Hinged doors are the cheapest and give the widest opening, but everything behind the front 400mm disappears into shadow. Pull-out drawers cost more per opening but deliver the contents to you; they are the right answer wherever the void is deeper than about 600mm. Angled pull-outs — full-height wedge-shaped units that roll out on heavy runners — suit households that want one big mobile larder-style unit rather than several drawers. And hatches or lift-up flaps handle the low, occasional-access end.

The common mistake is choosing one access type for the whole run because it looks tidier on a sketch. In practice a mixed front, set out so the door stiles and drawer gaps align, looks just as considered and works far better. I set the vertical joints out from the hallway's dominant sightline — usually the front door — so the composition reads as panelling first and storage second.

Most Berkshire hallway voids contain at least one service: an electricity meter, a gas meter, a consumer unit, or heating pipework running to the front rooms. None of these prevent a fitted storage scheme, but all of them shape it. The rule I work to is simple — every service gets its own compartment, its own access, and clearance to be worked on without dismantling the joinery.

A consumer unit needs a full-width opening in front of it, not a peep-hole; an electrician replacing a unit needs room for both hands and a torch. Gas meters need ventilation to the compartment, which I provide with slotted vents top and bottom or a brush-strip gap, and the emergency control valve must stay reachable. Pipework is the quiet one to watch: pipes need to be boxed with removable panels, not buried behind glued carcass backs, because the one time they leak is the one time you need to get at them in a hurry.

Planning these compartments at survey stage costs nothing. Discovering a meter after the carcasses are built costs a redesign.

For under-stairs work I build carcasses from 18mm moisture-resistant MDF or 18mm birch plywood. MR MDF is stable, machines cleanly for painted work and shrugs off the slightly damp air you sometimes get in a ground-floor void over a suspended timber floor. Birch ply is the upgrade where drawers will carry real weight — tool storage, wine, sports kit — because its screw-holding for runner fixings is significantly better and it won't sag over wide spans.

Backs are 6mm MDF grooved into the carcass rather than pinned on, which squares the unit and keeps dust out of the void behind. Where the floor is uneven — and in older Ascot and Bracknell hallways it usually is — the carcasses sit on adjustable legs behind a scribed plinth, so the drawer boxes run level regardless of what the tiles are doing.

Fronts are a separate decision from carcasses. Painted MR MDF fronts, 18–22mm with a simple shaker or flat profile, are the standard choice; oak-veneered or solid oak fronts suit hallways where the staircase itself is hardwood. Whichever you choose, the fronts should be scribed to the rake of the string with a 2–3mm shadow gap, not butted tight — timber and seasons move, and a shadow gap hides that movement forever.

Hardware is the difference between under-stairs storage that still runs sweetly in fifteen years and a drawer that drops off its runners in eighteen months. For pull-outs I use full-extension ball-bearing runners rated for the real load, not the hoped-for one — a deep drawer full of shoes or tools easily reaches 30–50kg, so I specify runners rated well above that with a margin for the day someone stands a toolbox on it.

Hinged doors get soft-close concealed hinges — 110-degree for standard doors, wider-opening hinges where a door sits against a return wall. On handleless fronts, push-to-open catches keep the face clean, but I fit mechanical push latches rather than relying on magnet-only catches, which lose their grip as seals compress. In hallways with young children, soft-close everything is not a luxury; it is what stops fingers being caught and doors being slammed forty times a day.

One detail worth insisting on: runners and hinges should be branded, serviceable items that can be replaced like-for-like years later. Unbranded hardware saves a little on day one and guarantees an awkward repair later.

The joinery is only half the job; the other half is how it meets the building. Where the hallway has original skirting, I either return the skirting profile across the new front or run the fronts down to a scribed plinth that matches the skirting height, so the eye reads one continuous line along the wall. Stopping a cabinet dead against a taller skirting board is the detail that screams "flat-pack".

Flooring matters for pull-outs. Deep drawers on full-extension runners travel 500–800mm out into the hallway, so the floor in front must be clear and reasonably flat. On thick-pile carpet I set the drawer undersides with extra clearance so the box never plows the pile; on tiles I check the threshold heights so the plinth line stays parallel. If a hallway is due to be re-floored, fit the floor first and the joinery after — scribing to a finished floor always beats guessing at one.

A dark cupboard gets misused; a lit one stays organised. The simplest upgrade on any under-stairs scheme is a small LED strip or puck light on a door-operated or PIR sensor, wired from a nearby socket circuit by an electrician or run from a rechargeable battery unit if you want to avoid electrical work altogether. Inside deep pull-outs, lighting is less useful — the drawer brings the contents to the hallway light — so I concentrate it in the tall hinged section and any hatch-access zone.

Ventilation is the unglamorous detail that protects everything you store. Coats and shoes go in damp and need air movement to dry; a sealed void grows musty within a season. A slotted plinth, a discreet grille at the top of the tall section, or simply designing the shadow gaps to breathe is enough. On suspended timber floors I also make sure the new joinery doesn't block any existing airbricks or underfloor ventilation path.

The mistakes I get called out to fix are nearly always planning errors rather than making errors. The first is measuring the void once, at the tall end, and assuming a regular triangle — winders and bulkheads catch people out constantly. The second is designing for the furniture rather than the contents: decide what will live in each opening before fixing the drawer heights, not after. A shoe drawer needs about 180mm internal for flats and 350mm for boots; a drawer sized by eye usually suits neither.

Third is ignoring the swing and travel space. A 600mm door needs 600mm of clear hallway to open; an 800mm pull-out needs 800mm plus standing room. In a narrow hallway that maths can rule out certain access types on one side, and it is far better to discover that on paper. Fourth is boxing in services without access, covered above. And fifth is over-filling the front with openings — a calm front with three or four generous openings beats a fussy grid of small doors both visually and practically.

If you want to get ahead of the survey, work through this list. Measure the maximum height at the newel end and the height at 300mm intervals back to the wall. Measure the total depth of the void and the width of the existing opening or spandrel. Photograph and locate every meter, valve, pipe run, socket and light switch in or on the void. Note the floor finish and whether it is level — a marble or a spirit level on the hallway floor tells you in seconds.

Then make an honest list of what the storage must hold, with the three worst offenders in your hallway at the top. In most homes that list reads: shoes, coats, and the vacuum cleaner. If the plan you are looking at doesn't solve those three within arm's reach of the front door, it isn't the right plan yet, however handsome the drawing.

A workshop-built scheme runs to a predictable rhythm. After the survey and design sign-off, the carcasses and fronts are cut, edged and pre-assembled off-site — usually two to three weeks of lead time. Day one on site is strip-out and first fix: the old spandrel comes off, services are inspected and compartmented, and the carcasses go in level and scribed. Day two is fronts and hardware: doors hung, drawers fitted, runners and catches adjusted so every gap is even. Day three, where needed, covers plinths, scribes to walls and soffit, caulking, and either priming or final paint.

The staircase stays in use throughout, dust is contained to the hallway, and the difference between the workshop-built approach and building everything in situ is that your hallway hosts a fitting job for two or three days rather than a joinery shop for two weeks.

Well-made under-stairs joinery asks very little of you. Wipe painted fronts with a damp cloth rather than spray cleaners, which dull the finish over time. Once a year, run each drawer fully out and vacuum the runner channels — grit from hallway floors is the main thing that shortens runner life. Soft-close dampers and push catches have small adjustment screws; if a door starts to sit proud or a drawer front drifts out of line with the seasons, a quarter-turn is usually all it needs.

Expect the paint finish on a busy hallway front to want refreshing every five to eight years, sooner around the most-used drawer. Because bespoke fronts are standard thicknesses on standard hardware, any competent decorator or carpenter can service them decades from now — which is precisely the point of doing the planning properly in the first place.