# Square Footage Calculator

> Calculate square footage from width and length.

**Category:** Conversion
**Keywords:** area, square footage, sqft
**URL:** https://complete.tools/square-footage-calculator

## How it calculates

To calculate square footage, we use the formula: Area = Length × Width. Here, 'Area' is the total square footage, 'Length' is the longer side of your rectangle (in feet), and 'Width' is the shorter side (also in feet). This relationship is straightforward; if you change either the length or width, the total area changes too. This principle is a basic concept in geometry, where the area of rectangles is found by multiplying the two sides. Remember, both dimensions need to be in the same unit for the calculation to be spot on. The result will be in square feet, making it practical for construction and design projects.

## Who should use this

This tool is perfect for a variety of users. Interior designers can use it to figure out furniture layouts, contractors can estimate materials for flooring projects, real estate agents can determine property sizes for their listings, and architects can plan building layouts. Anyone involved in space planning will find this calculator helpful.

## Worked examples

Example 1: Let’s say you have a room that’s 12 feet long and 10 feet wide. To find the area, you’d use the formula: Area = Length × Width. So, Area = 12 ft × 10 ft, which equals 120 square feet. This tells you how much flooring you’ll need for installation.

Example 2: Picture a rectangular garden that measures 15 feet in length and 8 feet in width. Using the same formula, Area = Length × Width gives you Area = 15 ft × 8 ft, which is also 120 square feet. This is key information for figuring out how much soil you need or how to plan your garden layout.

## Limitations

The Square Footage Calculator has a few limitations to keep in mind. First, it assumes the space is a perfect rectangle, which might not work for oddly shaped areas. Second, it requires measurements in feet; using different units can throw off your results unless you convert them first. Third, the accuracy of your result depends on how precise your measurements are—rounding errors can happen with fractions. Lastly, the calculator doesn’t consider obstructions like built-in furniture or fixtures that could affect your usable area.

## FAQs

**Q:** How do I convert measurements from inches to feet for the calculator?


**A:** To convert inches to feet, just divide the number of inches by 12. For example, 24 inches equals 24 ÷ 12 = 2 feet.


**Q:** Can this calculator be used for non-rectangular spaces?


**A:** No, this calculator is specifically for rectangular areas. If you have an irregular shape, you'll need some extra calculations to find the total area.


**Q:** What should I do if I have measurements in meters?


**A:** Convert meters to feet by multiplying the length in meters by 3.28084. Then, input those values into the calculator.


**Q:** Why is it important to use the same unit of measurement?


**A:** It’s crucial to use consistent units because mixing different units can lead to incorrect area calculations. The formula needs both dimensions in the same unit to give you accurate results.

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