The primary unit of land measurement in Assam. 1 Bigha equals 100 Lessa or approximately 14,400 square feet.
A subdivision of Bigha. 1 Bigha = 5 Katha, and 1 Katha = 20 Lessa (2,880 square feet).
The smallest traditional unit. 1 Lessa = 144 square feet. Used for small land parcels and measurements.
International imperial unit. 1 Square Foot = 144 square inches. Commonly used for property measurements worldwide.