The automated room calculator on this page is an easy means of determining the ideal dimensions for your new room and we offer several styles of room to choose from.
Room measurement calculator.
To use the calculator simply slide the height dimension to match your own and the depth and width measurements automatically calculate.
For example if your room has a rectangular shape write down in the calculator only width and depth of it and specify the measure s units.
Enter the dimensions choose metric or imperial into the calculator below.
The formula for the area of a rectangular room is width x length as shown in the figure below.
This is the equation used in our square footage calculator as well.
If your room is an unusual shape it s often easier to divide the room into 2 or 3 seperate section.
Room size calculator calculate the size of the room dividing the room into the particular number of separate sections is an effective way to calculate the room s precise size when it has a unique shape.
Calculate the size of the room.
Enter measurements in us units or metric units.
Calculate area from your measurements in inches in feet ft yards yd millimeters mm centimeters cm or meters m.
If you want to calculate volume of bulk materials such as mulch or gravel you should use our calculator for cubic yards and cubic meters.
If you re room is rectangular then simply enter the width and depth of the room and the unit of measure and the resulting floor area of the room will be calculated in several different units of measure both metric and imperial useful if you are meauring the room in one unit but for example the floor tiles you want are measured in a different unit.
Room size calculator floor range.