Measuring a room
Measure wall to wall at floor level in feet. For an L-shaped room, split it into two rectangles and add them up; the square footage calculator takes up to three areas at once.
Floors, walls and paint calculators
Measure a room once and get square footage, flooring cost and gallons of paint.
Square Footage CalculatorAdd up rooms and estimate flooring cost.Open calculator →Paint CalculatorGallons of paint for a room, after doors and windows.Open calculator →Flooring CalculatorBoxes of laminate, vinyl or hardwood for a room.Open calculator →Tile CalculatorTiles and boxes for a floor, wall or backsplash.Open calculator →Drywall CalculatorSheets of drywall and screws for a room.Open calculator →Wallpaper CalculatorRolls of wallpaper, allowing for pattern repeat.Open calculator →Baseboard CalculatorLinear feet and pieces of baseboard trim.Open calculator →