What is Square Footage Calculator?
The Square Footage Calculator computes total surface area in square feet, square yards, and square meters for flooring, painting, drywall, and real estate appraisal.
How to Use This Calculator
- Enter room length in feet.
- Enter room width in feet.
- Optionally enter material price per sq ft.
- Review total square footage and costs.
The Mathematical Formula & Variables
Square Footage = Length * Width; Square Yards = Sq Ft / 9; Square Meters = Sq Ft / 10.764
Step-by-Step Worked Example
Scenario: 20 ft by 15 ft room at $4.50/sq ft.
- Sq Ft = 20 * 15 = 300 sq ft.
- Square yards = 300 / 9 = 33.33 sq yd.
- Cost = 300 * $4.50 = $1,350.00.
Result: 300.00 Sq Ft ($1,350.00)
Frequently Asked Questions
How do I calculate square footage if dimensions are in inches?
Multiply length in inches by width in inches, then divide by 144 (since 1 sq ft = 144 sq inches).