Bigha (Nepali: बिघा) is a unit of measurement of area of a land, commonly used in Nepal, Bangladesh and in a few states of India like West Bengal, Assam, etc. The precise size of a bigha appears to vary considerably. Sources have given measurements that range from 1,500 to 6,771 square meters. Nepali could mean: Nepali — A citizen of the country of Nepal. ... West Bengal   (Bengali: পশ্চিমবঙ্গ, Poshchimbôŋgo) is a state in eastern India. ... Assam   (Assamese: অসম Ôxôm) is a northeastern state of India with its capital at Dispur - now a part of Guwahati. ...

Use in Nepal

In Nepal, a Bigha is about 2,603.7 square meters. Officially, most measurement of Lands use units of either Bigha (in Terai region) or Ropani (Nepali: रोपनी) (in Hilly regions). Metric system is very seldom used officially in measuring area of Land.

Measurement of area in terms of Bigha
1 Bigha = 20 Kattha (about 2,603.7 m²)
1 Kattha (कठ्ठा) = 20 Dhur (धुर)(about 130.19 m²)
 
1 Bigha = 13 Ropani
1 Ropani = 16 Aana (आना) (about 200.28 m²)
1 Aana = 4 Paisa (पैसा) (about 12.52 m²)
1 Paisa = 4 Daam (दाम) (3.13 m²) 30 ropani = 1 hectare

Use in India

In Rajasthan, India, a Bigha equals 2500 square metres.
In Bengal, India, a Bigha equals 1333.33 m².
In Assam, India, a Bigha is 14,400 Sq.feet or 5 Katha; One Katha = 2,880 Sq. ft.
In Gujarat, India, a Bigha equals 2327 square meters Rājasthān (DevanāgarÄ«: राजस्थान, IPA: )   is the largest state of the Republic of India in terms of area. ... Bengal, known as Bôngo (Bengali: বঙ্গ), Bangla (বাংলা), Bôngodesh (বঙ্গদেশ), or Bangladesh (বাংলাদেশ) in the Bengali language, is a region in the northeast of South Asia. ... Assam   (Assamese: অসম Ôxôm) is a northeastern state of India with its capital at Dispur - now a part of Guwahati. ... Gujarāt (GujarātÄ«: , IPA: ,  ) is the most industrialized state in the Republic of India with 19. ...

Sources

• http://www.nepalhomepage.com/converter/
• http://www.sizes.com/units/bigha.htm
• http://www.royalreality.com/areaconversion.asp