How to Calculate Square Meters of a Building

The first step in calculating the square meters of a building is to determine its area. It is easy to do this if you have a measuring tape with centimetres and meters on the ends.

If the measurement is in centimetres, round up the measurement to the nearest centimetre. In other words, if the square meter measurement equals 2.538 centimetres, round it up to two decimal places.

Using house plans can help you calculate the area of each room in square meters. You can also calculate the total area of a building with a house plan. House plans are typically used to get a quote for a building project. Accurate building plans will give you a better final quote.

The cost of a new home is often based on the square meters of each room. The cost of building construction can be high, so estimating the square footage is an important step.

Once you know the area of a building, you can then determine the cost of renovations and repairs. The area measurement will determine the size of the building and the number of building materials needed. The area measurement is essential for floor replacement work, thermal insulation, and parquet flooring.

You also need to know the size of a room when you buy furniture. Using a building area calculation will help you determine how much it costs to renovate your apartment.

Calculate Sq Metres of a House

A simple way to figure out the area of a room is to divide the width and length of the room by two. Once you have the length and width of the room, you can multiply them together to get the area of the building in square meters.

Write the number down, so that you won’t make mistakes. You can label your measurements as square meters either by multiplying them by two or writing them as m2 or meters2.

If you want to sell a property in the future, you may need to determine the square footage of the building. A mismeasure can cause the whole value of the property to be thrown off.

m2 Calculator

A simple way to calculate the area of a building is to take measurements of the length and width of each room. Once you have these measurements, multiply them to get the square footage.

For example, if a room is 60 feet wide by 40 feet long, the area is 2,400 square feet. This method can be applied to most properties with a complex floor plan. This step completes the decision-making process during the design phase.

After you’ve determined the floor area and the total square footage of each room, you’ll need to determine how many rooms are inside the building. You don’t want to include unfinished space.

Basements and attics are typically not considered part of the square footage of a building, but if they’re finished, they’ll count as part of the total floor area. If you’re measuring a two-story home, it’s important to remember that the square footage of a building is the sum of all rooms combined.

If you need a building contractor in Knysna or Plettenberg Bay to assist in measuring your building projects, please get in touch!


GR Building Services
Builders Knysna, 6571
Builders Plettenberg Bay, 6600
Phone: 044 012 5022
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