1 Katha to Sq Ft West Bengal: Kolkata Plot Size & Chhatak Converter

⚡ Direct Quick Answer

In West Bengal & Assam, 1 Katha (Bengal) equals exactly 720 Square Foot (sq ft).

Revenue Standard:Land & Land Reforms Dept, West Bengal (BanglarBhumi) & Dharitree Assam

Primary Formula:Sq Ft = Katha × 720

Square Yards (Gaj):80 Gaj

Metric Area:66.89 m²

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Step-by-Step Conversion Formula & Math

Mathematical Formula:

Sq Ft = Katha × 720

To convert Katha (Cottah) to square feet in West Bengal, multiply by 720. Example: 3 Katha = 3 × 720 = 2,160 sq ft.

Worked Examples:

1 Katha (Bengal)=1 × 720=720 Square Foot (sq ft)

2 Katha (Bengal)=2 × 720=1,440 Square Foot (sq ft)

5 Katha (Bengal)=5 × 720=3,600 Square Foot (sq ft)

10 Katha (Bengal)=10 × 720=7,200 Square Foot (sq ft)

25 Katha (Bengal)=25 × 720=18,000 Square Foot (sq ft)

50 Katha (Bengal)=50 × 720=36,000 Square Foot (sq ft)

Standard Katha (Bengal) to Square Foot (sq ft) Conversion Table

Katha (Bengal)	Square Foot (sq ft)
0.25 Katha (Bengal)	180 Square Foot (sq ft)
0.5 Katha (Bengal)	360 Square Foot (sq ft)
1 Katha (Bengal)	720 Square Foot (sq ft)
2 Katha (Bengal)	1,440 Square Foot (sq ft)
3 Katha (Bengal)	2,160 Square Foot (sq ft)
5 Katha (Bengal)	3,600 Square Foot (sq ft)
10 Katha (Bengal)	7,200 Square Foot (sq ft)
15 Katha (Bengal)	10,800 Square Foot (sq ft)
20 Katha (Bengal)	14,400 Square Foot (sq ft)
25 Katha (Bengal)	18,000 Square Foot (sq ft)
50 Katha (Bengal)	36,000 Square Foot (sq ft)
100 Katha (Bengal)	72,000 Square Foot (sq ft)

🏛️ West Bengal & Assam Cadastral Authority & Legal Rules

Official Authority: Land & Land Reforms Dept, West Bengal (BanglarBhumi) & Dharitree Assam

Cadastral Highlight: 1 Bigha = 14,400 sq ft = 1,600 Gaj = 20 Katha; 1 Katha = 720 sq ft = 16 Chhatak

In West Bengal (Kolkata, Howrah, Siliguri) and Assam, 1 standard Bigha is codified at 14,400 square feet (120 ft × 120 ft = 1,600 sq yards). 1 Bigha contains 20 Katha (720 sq ft each), and 1 Katha contains 16 Chhatak (45 sq ft each). Official land record searches on BanglarBhumi report Khatian areas in Acres alongside Katha and Chhatak.

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Frequently Asked Questions

How many square feet is 1 Katha in West Bengal?

1 standard Katha in West Bengal equals 720 square feet (80 Gaj or 66.89 square meters).

How many sq ft is a 3 Katha plot in Kolkata?

A 3 Katha plot equals 3 × 720 = 2,160 square feet (240 Gaj).

1 Katha to Sq Ft Calculator (West Bengal & Kolkata Plots)