Square Footage Calculator
Calculate area in sq ft, m², and sq yd for rectangles, triangles, and circles
Shape
Measurement Unit
Length
L
Width
W
Cost per sq ft (₹, optional)
₹
Area
—
—
Square Yards—
Square Inches—
Estimated Cost—
Area Conversions
- 1 sq ft = 0.0929 m² = 929 cm²
- 1 m² = 10.764 sq ft = 1.196 sq yd
- 1 sq yd = 9 sq ft = 0.836 m²
- 1 acre = 43,560 sq ft = 4,047 m²
- 1 bigha (UP) ≈ 27,000 sq ft (varies by state)
- 1 cent (Tamil Nadu/Kerala) = 435.6 sq ft
Common Use Cases
- Flooring
- Measure room dimensions in feet, calculate area, add 10% waste. Multiply by price per sq ft to estimate material cost.
- Paint coverage
- A standard 4L paint can covers about 400 sq ft. Divide wall area by 400 to estimate cans needed for 2 coats.
- Real estate
- Indian properties are quoted in sq ft (carpet area) or sq m. 1 BHK apartments in metro cities typically range 400–650 sq ft carpet area.