Assam Land Measurement & Conversion Portal
The authorized, high-precision digital tool to convert Bigha, Katha, and Lessa to standard metric units. Designed for land buyers, sellers, and surveyors across Assam.
Single Unit Converter
Conversion Result
Formula: 1 × (144 sqft / 1 sqft)
Plot Geometries & Frontend Suggestor
Calculated based on aspect ratios from 1:1 (square) to 1:3.5 (standard rectangle). Current land size is: 144 Sq Ft.
Enter a valid area above to see suggested real-world plot geometries.
Omni-Output Land Matrix
Simultaneous conversions of current computed area into all traditional and modern units.
Popular Local Conversions
Assam Land Unit Standard Reference Chart
Official conversion ratios based on the Land Records & Revenue Department of Assam guidelines.
| Assam Land Unit | Square Feet (Sq Ft) | Assam Sub-Unit Breakdown | Acre Equivalent |
|---|---|---|---|
| 1 Lessa (১ লেচা) | 144 Sq Ft | 1/20 Katha | 0.0033 Acre |
| 1 Katha (১ কঠা) | 2,880 Sq Ft | 20 Lessa | 0.0661 Acre |
| 1 Bigha (১ বিঘা) | 14,400 Sq Ft | 5 Katha / 100 Lessa | 0.3306 Acre |
| 1 Acre (১ একৰ) | 43,560 Sq Ft | 3.025 Bigha / 15.125 Katha | 1.0000 Acre |
| 1 Hectare (১ হেক্টৰ) | 107,639 Sq Ft | 7.4749 Bigha | 2.4711 Acre |
Frequently Asked Questions & Standards
Detailed answers regarding real estate land measurements, records, and conversions in Assam.
QWhat are the standard units of land measurement in Assam?
The primary traditional units are Bigha, Katha, and Lessa. 1 Bigha is equal to 5 Katha, and 1 Katha is equal to 20 Lessa. In terms of modern units, 1 Lessa equals 144 Square Feet, 1 Katha equals 2,880 Square Feet, and 1 Bigha equals 14,400 Square Feet.
QHow many Katha make 1 Bigha in Assam?
In Assam, exactly 5 Katha make 1 Bigha. Each Katha consists of 20 Lessa, which means 1 Bigha contains 100 Lessa (5 Katha x 20 Lessa).
QHow do you convert Lessa to Katha and Bigha?
To convert Lessa to Katha, divide the Lessa value by 20. To convert Lessa directly to Bigha, divide it by 100. For example, 50 Lessa = 2 Katha 10 Lessa, or 0.5 Bigha.
QHow many Square Feet are in one Bigha of land in Assam?
There are exactly 14,400 Square Feet in 1 Bigha in Assam. Since 1 Bigha = 5 Katha and 1 Katha = 2,880 Square Feet, the calculation is 5 x 2,880 = 14,400 Square Feet.
QWhat is the relationship between Bigha and Acre in Assam?
One Acre is equal to 43,560 Square Feet. Since 1 Bigha is 14,400 Square Feet, 1 Acre is approximately 3.025 Bighas (43,560 / 14,400). Conversely, 1 Bigha is about 0.3306 Acres.
© 2026 Aajori Private Limited. All conversion formulas are based on the Land Records & Revenue Department of Assam guidelines.
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