Working from the kitchen table is fine for a fortnight. Then the laptop charger migrates to the sofa, the dining table grows a permanent pile of paper, and every video call is conducted with one eye on the washing-up. If your home doesn't run to a spare room, you don't need one — you need a boundary. A calm home office in a shared space is less about square metres than about signals: what belongs where, what happens when, and what everyone else can see while you're on a call.

Choose the corner your household already ignores

Before you buy a single thing, watch your rooms for a week and note which patch of floor nobody walks through, sits on or dumps bags. In most homes there's one. Good candidates include an under-stairs alcove, the dead end of a hallway, a landing with a window, or the corner behind the sofa where the lamp currently lives.

• Measure before you commit. Most alcoves run 100–120cm wide, which comfortably takes a 100cm desk. Desk depth matters more than width: 60cm lets you sit with a laptop and a notebook without leaning into the wall.
• Check for a double socket within reach, and whether a trailing extension lead would become a trip hazard for anyone else in the house.
• Watch the light. Sitting at 90 degrees to a window gives you daylight without glare on the screen. Facing a window means squinting for eight months of the year.
• Ask yourself who you'll be in the way of. If the answer is "everyone, twice a day", keep looking.

Screen yourself without closing a door

A screen does two jobs: it hides your work clutter from the rest of the room, and it tells your family that the space has changed purpose. You don't need a stud wall to get that effect.

• A low bookcase around 80cm high, placed at right angles to the desk, creates a visual stop while keeping the room feeling open.
• A three-panel folding screen is the flexible option — open it for calls, fold it flat against the wall afterwards.
• A ceiling-fixed wire with a curtain costs very little and disappears into the room's colour scheme. Choose a fabric with a bit of weight so it hangs straight.
• A roller blind works brilliantly in a window-side alcove and can be pulled down in seconds.

The rule that keeps a screened corner feeling calm rather than cramped: keep sightlines open at seated head height. If you can see over it, it isn't boxing you in.

Make the desk disappear at five o'clock

In a shared room, storage isn't about tidiness — it's about being able to end the working day. Aim for a setup where everything has a home that isn't the desktop.

• A two-drawer filing cabinet on castors slides under the desk and rolls out of the way when the room is needed for something else.
• One lidded box holds the current project. When the lid goes on, work has stopped, whatever the clock says.
• A wall shelf about 30cm deep at standing eye level takes printers, reference books and the router without eating floor space.
• Deal with cables once. A zip-up pouch or a small box with a slot cut in the lid keeps chargers, adapters and headphones together. Label the pouch if more than one person uses the desk.

Then build a four-minute closing ritual: lid on the box, cables in the pouch, chair pushed in, a cushion dropped on the stool so it reads as furniture rather than an office. Do it every day and the room genuinely belongs to your family again by teatime.

Turn the volume down

Sound is the part of shared-space working that people underestimate. You can't make a living room silent, but you can take the edge off it.

• Soft furnishings absorb speech. A thick rug with underlay under the desk, a lined curtain and a sofa in the same room all make calls easier to hear and less likely to carry through the house.
• Break up hard surfaces. A tightly packed bookshelf or a woven wall hanging at head height behind you reduces the echo that makes a kitchen or hallway sound like a tunnel.
• Quiet the chair. Felt pads on the feet of a castor chair, or a chair without castors at all, stops the click-clack that travels through floors.
• Fit a draught excluder around the nearest door. It won't soundproof the room, but it takes the sharpness off a television or a conversation in the next space.

Be realistic about what soft furnishings can do: they soften higher frequencies, so voices and keyboard noise improve noticeably, while bass from a music system will still travel. For everything else, a decent headset with a microphone is the single best investment you'll make.

Agree the rules before you need them

Shared space runs on small, boring agreements. Sort them out on a Sunday evening rather than in the middle of a Tuesday morning call.

• Post your core hours on a small card by the desk. Two lines is plenty. Predictability is what stops resentment building.
• Create a recording signal — a small sign hung on the screen, or a lamp switched on. The house learns it in a week.
• Use headphones as a code. On means "I'm working, talk to me later"; off means "I'm free".
• Keep one shared tray for other people's post, keys and school letters. It stops their clutter colonising your desk, and gives you somewhere to put things that isn't the floor.

Finally, add one or two touches that make the corner feel deliberate: a warm lamp rather than overhead light, a plant that tolerates shade, a small tray for pens. A space that looks intentional is a space the whole household treats with a bit more care — and that, more than any screen or shelf, is what keeps a shared home office calm.