The sofa is perfect. You measured the wall. You checked the listing again. It should fit. Then moving day arrives and it does not. Furniture that cannot physically get into a room, or that consumes so much floor space the room becomes uncomfortable, is one of the most common (and avoidable) home mistakes. Here is how to check properly before anything gets ordered or moved.
There are two separate problems to solve
When you ask “will it fit?”, you are actually asking two different questions:
- The access problem: can the furniture physically get into the room? Through the front door, down the hallway, around the staircase, through the room door?
- The space problem: once it is inside, does it leave enough room to live comfortably?
Most people only think about one of these. Solving both requires actual measurements, not guesses, and not just trusting the listed dimensions of the furniture.
How to measure a room for furniture
Measure each wall at floor level; rooms in older buildings are often not perfectly square, so opposite walls can differ by 50 mm (2 in) or more. Also record:
- The position and width of every doorway in the room
- Window positions and sill heights (furniture can block low windows)
- Radiator positions and sizes
- Power socket and aerial positions
- Ceiling height if shelving or tall wardrobes are involved
Write these down or photograph your sketch. You will use them either to draw a floor plan or to calibrate a digital one.
How to measure furniture correctly
Sofas
- Overall width (end to end including arms)
- Overall depth (front of cushion to back of sofa body)
- Overall height (floor to top of back)
- Diagonal depth (bottom-front corner to top-back corner), which determines doorway clearance
Beds
- Mattress size (double: 1350 × 1900 mm / 53 × 75 in; king: 1500 × 2000 mm / 59 × 79 in; super king: 1800 × 2000 mm / 71 × 79 in)
- Overall bed frame dimensions (usually 50–100 mm (2–4 in) larger than mattress on each side)
- Headboard height (some headboards add 400–600 mm (16–24 in) above the mattress)
Wardrobes and storage
- Width, depth, and height when assembled
- Whether doors open outward; the swing space must remain clear
- Whether it disassembles for moving through doorways
Dining tables
- Extended size if it has a leaf; plan for the extended dimension, not just the resting size
The doorway test: will it fit through?
Standard interior doors are around 762 mm (30 in) wide and 1981 mm (6 ft 6 in) tall. Older and period properties vary. Measure any door a large piece must pass through.
Furniture can be tilted to navigate a doorway. To estimate whether a sofa will pass:
- Measure the sofa's diagonal: √(width² + height²)
- Compare to the doorway height; if the diagonal is shorter, tilting the sofa lengthwise will work
- Check the corridor width: you need enough space to rotate the sofa into the tilted angle before it reaches the doorway
For a typical 2.2 × 0.9 m (7 ft 3 in × 3 ft) sofa (height approximately 0.85 m / 2 ft 10 in), the diagonal is around 2.37 m (7 ft 9 in). That is taller than most interior doorways, so the sofa must be angled through with its back tilted toward the floor. A narrow hallway or tight staircase makes this impossible.
Using a scale floor plan to check room fit
Once the furniture is through the door, the question becomes: does it work in the space? This is where a scale floor plan is most useful.
A tool like Layoutr lets you upload any floor plan image (from a property listing, a landlord's PDF, or a photo of a hand-drawn sketch) and set the scale by clicking two points with a known distance. The tool calculates the pixel-to-meter ratio automatically.
From there, drag furniture pieces from the built-in library onto your plan. Each piece is sized at real-world dimensions. Move a 2.2 m (7 ft 3 in) sofa, a king-size bed, a dining table with chairs: you see immediately whether they fit without blocking doors, radiators, or walking routes.
How much clearance does furniture need?
These are the minimum clearances for comfortable daily use. Rooms with 150–300 mm (6–12 in) more than these minimums feel noticeably more comfortable.
| Situation | Minimum clearance |
|---|---|
| Walkway past a sofa | 450 mm (18 in) minimum |
| Space to open a wardrobe door | Door width + 100 mm (4 in) |
| Space to pull out a dining chair | 750 mm (30 in) from table edge to wall |
| Side clearance around a bed | 600 mm (24 in) one side, 450 mm (18 in) other |
| Viewing distance from a TV | 1.5–2× the screen diagonal |
Frequently asked questions
Will a standard 3-seater sofa fit in a typical living room?
A 3-seater sofa is usually 2.0–2.4 m (6 ft 7 in – 7 ft 10 in) wide. A typical living room is around 4.8 × 3.6 m (15 ft 9 in × 11 ft 10 in). A 2.2 m (7 ft 3 in) sofa fits in most rooms that size, but placement matters; check that at least 450 mm (18 in) of walkway remains in front of it and that the door can still open fully.
What is the largest sofa that fits through a standard interior door?
A standard interior door is around 762 mm (30 in) wide and 1981 mm (6 ft 6 in) tall. With tilting, a sofa whose diagonal (width to body height) is less than the door height can pass through. In practice, most sofas up to about 2.5 m (8 ft 2 in) long can angle through a standard door given enough corridor width to maneuver.
Can I plan a room if I only have dimensions from a property listing?
Yes. If the listing gives room dimensions, draw a rough outline to those measurements and use that as your floor plan. You can place furniture proportionally and check whether major pieces will fit before visiting in person.
How do I decide where to put the sofa?
Test it on a scale floor plan. The most common positions are facing the room's focal point (fireplace or TV wall), perpendicular to the main window, or as a divider between living and dining areas. A scale plan shows the walking clearances and sight lines for each option.
Do I need a floor plan to check furniture fit?
A floor plan image makes results most accurate. If you only have room dimensions, you can draw a simple outline to scale and use that. Any image where you can mark two points of known distance is enough to set the scale.
Check it before you commit
Upload your floor plan and see exactly what fits, with furniture placed at real dimensions on your actual room. Free to use, no account required.
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