Home calculators

Home improvement, energy, and household calculators.

• Concrete Calculator Calculate cubic yards of concrete needed for a slab, including a 10% overage allowance. Enter length, width, and thickness for the order quantity.
• Lawn Area Calculator Calculate lawn size in square feet, acres, and square meters from length and width. Includes seed and fertilizer quantity estimates at typical rates.
• Paint Calculator Calculate how many gallons of paint you need for any room. Enter wall dimensions, doors, and windows. Returns gallons including the standard waste allowance.
• Square Footage Calculator Calculate square footage for a room, yard, or any rectangular area. Enter length and width in feet to get the area in square feet, plus square yards.
• Tile Calculator Calculate how many tiles you need for a floor or wall, including a 10% waste allowance. Enter the area and tile size to see the tile count and total cost.