Construction Calculators

Floor Area Calculator – Calculate Room Area

Calculate floor area for rectangular, L-shaped, and irregular rooms.

Length (ft)

Width (ft)

Floor Area Calculator Formula

Area = Length × Width

1 sq ft = 0.0929 sq m

1 sq yd = 9 sq ft

Room: 15ft × 12ft

Area = 15 × 12 = 180 sq ft = 16.72 sq m

How do I measure irregular rooms?

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