Measure the height and width of each side.
How to figure sq feet for siding.
Start by measuring the height and width of each wall of the building.
Measure gables dormers and any other areas not included in the sides.
Multiply each length and height measurement to find the square footage of each wall then add them together to find the total square footage.
Area of a square side length x side length.
Please enter side s surface area.
Measure the width and height of windows doors and any other areas that will not be covered with siding.
Multiply height by width for each area and add to get total square footage not covered with siding.
To find the number of squares of siding needed for an installation measure each walls width and height in feet.
These lines should be measured in feet ft for square footage calculations and if needed converted to inches in yards yd centimetres cm millimetres mm and metres m.
This gives you a ballpark figure for the exterior sq.
Add the square feet of any attached portion such as a sunroom or garage.
Find the interior square feet of livable space in your home.
Divide the total by 100 to find the number of squares of vinyl siding to order.
Multiply the width and height to get the area of the wall in square feet.
Add side measurements and enter them here.
Answer side length x side length square area.
Multiply h and l by 1 2 to get gable square footage gsf.
Calculating your square feet for siding you can calculate your home s exterior square feet with this square feet calculator.
Enter this total square footage here.
Add gsf to sf from step 1 to get total square footage tsq.
H x l 2 gsf.
1 simple method for calculating your exterior square footage.
Measure the height h and length l of each gable.