Different 40 sq ft bathroom layout designs with free measurements. In all the examples of these bathroom sketches, their dimensions are delimited to the axis of the wall and to the interior and exterior faces of the walls.
Almost 40 sq ft Bathroom Layout Designs

You will also be able to see the area of the interior, as well as its perimeter. Measurements are in millimeters and meters.

40 square feet Bathroom with Dimensions
An example of a 2.30 x 1.20 meter bathroom with a useful area of 2.76m2.
The shower is located towards the corner and the toilet towards the other end, leaving the sink in the center, in correspondence with the entrance and the location of the door.


All sanitary furniture is arranged towards a single wet wall, making it possible to reduce the total lengths of pipes and therefore, a more efficient construction execution.
Bathroom Layout under 40 sq ft

An example of a 2.25 x 1.35 meter bathroom configuration with a useful area of 3.04m2. The 1.70 x 0.70 meter shower is located along the length and the toilet towards one end. The sink is located parallel to the tub.
Bathroom Plans with Measurements Free PDF
Bathroom with Free Measurements of 1.71 x 2.40 meters Variant 1
Online bathroom configuration with dimensions of 2.30 x 1.20 meters with a useful area of 2.76m2.
The shower is located towards the corner and the toilet towards the other end, leaving the sink in the center, in correspondence with the entrance and the location of the door.

Bathroom Plans with Measurements Free DWG
In bathrooms, every inch counts. Therefore, it is advisable to make optimal use of the space and furnish it in the best possible way. Focus on furniture and accessories that are functional, modern, and don’t tend to take up as much space.
This is a space that also needs to have great functionality and provide well-being.
So the purpose is to obtain that, well-designed and correctly located sanitary furniture, a combination of accessories and wall lights with good taste, elegance in the floor and wall finishes, pleasant lighting, among other aspects.
Decorate and assemble your mini bathroom as if it were the most important space in your house.
40 sq ft Bathroom Plan Design
Below is a classic floor plan, one of the most used. In this case, keep in mind that the smallest width should be 171 centimeters, so that you can place a tub of any size with complete peace of mind.
Generally, bathtubs are manufactured with a maximum length of 1.70 meters.

40 square feet Bathroom Design Ideas
Another variant but with the entrance through the center and the sink located between the tub and the toilet. The location of the door will depend on your HOME PLAN DESIGN.

Modern 40 sq ft Bathroom with Photo
An example of a distribution plan where you can also see a photo of the interior design corresponding to the toilet area.

It is a cabinet finished in wood for double marble sinks, which are combined with large mirrors, wall lights and accessories.

Under 45 square feet Bathroom Ideas

A rectangular bathroom design with the toilet piece located diagonally. In this way it is possible to achieve an interior design with “different points of view” .

Distribution for reduced spaces, where each piece of furniture occupies as little space as possible . This configuration has a useful area of only 3 square meters.

The following example includes the entry door opening inward and against the tub or shower.

With shower measures 80 cm deep by 100 cm long, the only thing missing is the placement of a glass door or a partition wall. But no matter, this is just a 35 SQ FT BATHROOM plan.
Bathroom Plans with Free Measurements of 1.80 x 2.10 meters
With niche for the shower. In general, it is possible to place a shower in a niche when there is a minimum width of 90 cm.

Have you seen these 100 examples of BATHROOM LAYOUTS?
Measurements of a Bathroom with Bidet
Measurements of a Bathroom with Bidet and Shower
Design with 4 sanitary furniture, including the bathtub. Including a bidet in the bathroom will depend on two fundamental issues: your tastes and the size of the area available. for the installation of a fourth piece of furniture that may be expendable.

It is debated if it is an essential piece of furniture or not…
You can see that the useful area in this case has increased to 4.2 m2, that is, one more square meter to install a fourth bathroom cabinet.

Measurements of a bathroom of 2.50 x 1.50 meters
One more example of a bathroom configuration with a bidet. Now the interior surface is 3.75 m2

Measurements of a Bathroom with Bidet and 2 Showers
Measurements of 2.50 x 2.20 meters
Spacious bathroom with 5 sanitary units, including a bidet, corner shower and bathtub. The useful area is 5.5 square meters.

All these ideas are the SMALLEST BATHROOM FLOOR PLANS.