How to Measure Kitchen Space for a New Design

A kitchen plan can look straightforward until one overlooked pipe, uneven wall or doorway swing changes the layout. Knowing how to measure kitchen space carefully gives your designer a useful starting point, helps shape early conversations and prevents avoidable assumptions before a full site survey.

For a complete kitchen replacement, the goal is not simply to record the room’s square metreage. A successful design depends on the position and dimensions of every wall, opening, service and fixed feature. This detail allows the room to be planned around how you live, rather than forcing daily life around a standard arrangement of cabinets.

Start with a simple scaled room sketch

You do not need technical drawing skills for an initial kitchen measurement. Begin with a clear hand-drawn outline of the room, using one sheet of paper for each space if the kitchen connects to a utility, dining room, pantry or open-plan living area. Include any recesses, chimney breasts, alcoves and angled walls rather than trying to simplify the shape.

Measure each wall individually, working around the room in one direction. Write every measurement directly beside the relevant wall on your sketch, preferably in millimetres. A steel tape measure is usually suitable for this stage, while a laser measure can be useful in larger rooms. Check significant dimensions twice, particularly long walls and opening widths.

Do not rely solely on an overall room length and width. Few rooms are perfectly square, especially in period properties or extensions. Measuring every return and recess gives a designer a much more reliable picture of the available space.

How to measure kitchen space wall by wall

Measure from finished wall surface to finished wall surface, rather than from skirting boards. If skirting boards are still in place, record their depth as well, as this can affect how cabinetry sits against the wall during installation.

For each wall, note the total length first. Then measure the location of all features along it. A practical method is to work from the same corner each time, recording the distance to the start of a feature, its width, and the remaining wall length. This creates a simple chain of dimensions that can be checked against the total wall measurement.

Where there is a chimney breast, measure its width, its projection into the room and the width of the returns on either side. Where there is a boxed-in soil pipe or structural column, capture its depth and position with the same care. These details may influence whether a run of tall cabinetry is possible or whether a particular appliance position needs reconsidering.

Take ceiling heights in at least two places. Older properties can have slight variations, while beams, bulkheads and sloping ceilings may affect tall units, extraction routes and lighting plans. Record the height beneath any beams or lowered ceilings separately.

Record doors, windows and room connections

A doorway is more than an opening in a wall. Its position, direction of swing and clear access width can all affect the layout. Measure the opening width and height, then the distance from the nearest corner to the edge of the architrave or opening. Note whether the door opens into or away from the kitchen and which side the hinges sit on.

Windows should be measured in the same way. Record the overall width and height of the opening, plus the distance from the floor to the underside of the sill. This sill height is particularly relevant when considering a sink or worktop beneath the window. Also note how far the window opens into the room, as a tap, blind or worktop arrangement may need to accommodate it.

In an open-plan kitchen, mark the boundaries between zones even where there is no door. The location of a structural post, a change in floor level or the edge of a dining area can have a real impact on circulation and island spacing. If bi-fold or sliding doors lead to the garden, include their full frame width and opening arrangement, not just the visible glass.

Identify services before planning cabinetry

The kitchen’s existing services often determine how efficiently a room can be remodelled. They do not always need to remain where they are, but moving them has cost, programme and technical implications. Mark every visible service on your sketch, and take photographs for reference.

This includes water supply pipes, waste pipes, gas points, radiators, boilers, meters, fuse boards, soil stacks and ventilation grilles. Record their approximate height from the floor and their distance from the nearest corner. If there is underfloor heating, make a note of the controls and any information you have about pipe routes.

Electrical positions matter too. Mark sockets, switches, cooker connection points and extractor outlets, including their heights where possible. A professional kitchen design will develop a considered electrical plan, but knowing what is already present helps establish what needs to be retained, altered or added.

Extraction deserves particular attention. If you are considering a vented cooker hood, identify whether there is an existing external route and where it exits the property. Recirculating extraction can offer flexibility in some layouts, but it is not a like-for-like substitute in every household. Cooking habits, room volume and the desired aesthetic will all influence the right solution.

Measure the features that are easy to miss

Several small details can become significant once cabinets, worktops and appliances are specified. Photograph and measure radiators, including their projection from the wall. Note window reveals, pipe boxing, alarm panels, thermostats, wall-mounted shelves and any fixed furniture that is staying.

If you have a utility cupboard or pantry, measure its internal dimensions and door clearance. If appliances are to be reused, record the manufacturer, model number and full dimensions, including ventilation requirements where known. Freestanding range cookers, American-style refrigeration and wine conditioning units can have particular space and service requirements.

For an island or peninsula, measure the surrounding floor area rather than simply estimating whether one will fit. An island needs comfortable clearance for people to pass, appliance doors to open and more than one person to work in the kitchen. The best solution may be a generous island, a slimmer peninsula or a different arrangement entirely. It depends on the room proportions and how the space will be used day to day.

Use photographs to support your measurements

A thorough set of photographs is often as helpful as the measurements themselves. Take wide shots from each corner of the room, then closer images of services, ceiling details, windows and awkward areas. Photograph adjacent rooms too, especially where sightlines, flooring transitions or access routes may influence the final design.

Keep the room sketch and photographs together. Label images if needed, particularly where several similar sockets or pipe positions could cause confusion. This information gives a kitchen designer valuable context ahead of an initial consultation and helps make that conversation more productive.

Understand the difference between a planning measure and a site survey

Your own measurements are ideal for discussing possibilities, developing a brief and considering a preliminary layout. They should not be treated as final installation dimensions. Walls can be out of plumb, floors can slope and concealed services can only become apparent once existing cabinetry has been removed.

Before an order is finalised, a specialist should carry out a detailed site survey. This verifies all critical dimensions, checks access for delivery and installation, assesses wall construction and confirms service requirements. At Moore By Design, this level of checking forms part of the careful coordination required to turn a considered design into a well-executed kitchen.

Bring measurements back to how you want to live

Accurate dimensions provide the framework, but they do not decide the kitchen on their own. Consider where groceries enter the house, whether the kitchen is used by one cook or several, how often you entertain and which appliances genuinely earn their place. A room can be measured precisely yet still be planned poorly if these everyday patterns are overlooked.

Bring your sketch, photographs and priorities to the first design conversation. The most useful starting point is not a perfect drawing, but an honest record of the space and a clear sense of what you would like your new kitchen to make easier.