Wall area calculator
Wall Area Calculator
Enter wall width and height as a rectangle to calculate wall square footage. Use the result for paint, wallpaper, tile, drywall, or paneling after applying the measurement rules in the wall guide.
Read the wall measurement guideSquare footage calculator
Wall Square Footage Calculator
Use rectangle mode for a standard wall: width x height = wall square footage.
Results update instantly as you type.
Rectangle inputs
Length x width for rooms, slabs, and patios.
Active formula: 22 x 32 = 704.00 sq ft
Result
704.00 sq ft
About the size of a 2-car garage.
That is enough floor area for a medium living room plus two average bedrooms.
Live SVG preview
The shape scales to match your measurements, updates labels instantly, and keeps the grid in sync.
Live
Scaled to your measurements, so the preview reflects the same room math shown in the result panel.