Measure a rectangular plot's length and width, or an irregular four-sided plot's four sides and one diagonal; the diagonal splits it into two triangles. Everything runs in your browser; nothing you type is saved or sent.
Plot area
A rectangle, or any four-sided plot split into two triangles.
Plot area
2,400 sq ft
222.97 sq m
266.67 sq yd
0.0551 acres
For an irregular plot, measure the four sides in order (AB, BC, CD, DA) and the diagonal from corner A to corner C. A survey or the sale deed is the record that counts. For bigha, guntha, cent and other local units, use the area unit converter.
Common questions
How do I measure an irregular plot?
Measure the four sides in order and one diagonal between opposite corners. The calculator splits the plot into two triangles and adds their areas using Heron's formula.
How do I convert to bigha, guntha or cents?
Local units differ from state to state. Use the area unit converter, which is linked from the calculator.