The calculator
Dimensions (feet) → Square Feet, instantly.
Formula: 1 Dimensions (feet) = 1.000000 Square Feet

What is this calculator?

Calculate plinth area of a building from outer dimensions. Used for construction cost estimation in India.

The conversion formula
1 Dimensions (feet) = 1.000000 Square Feet

Quick reference

1 Dimensions (feet)
1.00 Square Feet
2 Dimensions (feet)
2.00 Square Feet
5 Dimensions (feet)
5.00 Square Feet
10 Dimensions (feet)
10.00 Square Feet
¼ Dimensions (feet)
0.2500 Square Feet
½ Dimensions (feet)
0.5000 Square Feet
¾ Dimensions (feet)
0.7500 Square Feet
100 Dimensions (feet)
100.00 Square Feet

Calculate the plinth area (covered area at floor level) of your building. Enter the outer dimensions length and width in feet. Plinth area is used for cost estimation, property tax, and building plan approval in India.

Frequently asked questions

What is plinth area in construction?

Plinth area is the covered area measured at floor level including walls. It is used for cost estimation and property tax.

Is plinth area same as carpet area?

No. Plinth area includes walls. Carpet area = usable floor area excluding walls. Carpet area is approximately 70% of plinth area.

How to calculate plinth area?

Plinth area = Length × Width of the building at floor level (outer dimensions).