In india Land measurement are in varieties and if you go from one state to another you will get to listen different words for it. So, here I am with an informative article about land measurement across India. In india you go North you will come across units like Bigha, Marla,etc and when you will switch to south you will hear Cent, Guntha, Ground, etc. According to different name of units, sizes also vary from state to state. There are only some units like Square Meters, Hectares Square Feet and Square Yards and Acres which are commonly used all over India.
Here are some commonly used Units:
Unit of Area  Conversion Unit  Remarks 
1 Square Centimeters  0.00107639 sq ft  1 Square Metres is 10000 Square Centimetres. 
1 Square Feet  144 sq in  1 feet is 12 inches. 
1 Square Inch  0.0069444 sq ft  1 feet is 12 inches. 
1 Square Kilometer  247.1 acres  Standard International Unit of area to measure land. 1 Sq km is 0.3861 Sq Miles, 100 Hectares, 247.1 Acres or 1000000 Sq Mtr. 
1 Square Meter  10.76391042 sq ft  Standard International Unit of area to measure land. 
1 Square Mile  640 acres  1 Sq Mile is 2.59 Sq km or 259 Hectares 
1 Square Yard  9 sq ft.  1 sq yd is 9 sq ft, measured as 3 ft X 3 ft. Also known as “Gaj” in India. 
1 Acre  4840 sq yd  Standard Unit to measure land, used in India and internationally. 
1 Hectare  10000 sq mtr  An international unit to measure land, 1 hectare is equal to 100 ares or 10,000 sq mtr or 2.47 acres approximately. 
1 Are  100 sqmtr  1 hectare is equal to 100 ares. 
Now let’s see what are units of land called in North India:
Term of Unit Used  Conversion  Used in States  Remarks 
1 Bigha – Pucca  3025 sq yd  Bihar & some parts of UP, Punjab , Haryana  1 Pucca Bigha = 165 ft X 165 ft. 
1 Bigha  968 sq yd  Bigha size used in some parts of Himachal Pradesh and Uttarakhand. 
1 Bigha  900 sq yd  Bigha size used in some parts of Himachal Pradesh and Uttarakhand.  
Bigha Kachha  1008.33 sq yd  Some parts of Punjab, Haryana, UP  Kachha Bigha is onethird of Pucca Bigha. Its where settlement is not done. 
1 Biswa – Pucca  151.25 sq yd  Its mostly used in upper parts of UP, Punjab, Haryana  1/20 Bigha (Pucca) 
1 Biswa  48.4 sq yd  Some parts of HP, Uttarakhand  <>1/20 of Bigha 
1 Biswa  45 sq yd  Some parts of HP, Uttarakhand  1/20 of Bigha 
1 Biswa (Kaccha)  50.417 sq yd  Lower parts of Punjab, Haryana, UP  1/20 of Bigha (Kaccha) 
1 Biswansi  1/20 Biswa  Used in UP, Punjab, Haryana, Himachal Pradesh and Uttarakhand.  1 Biswa has 20 Biswansis. Each state has a different value for Biswansi depending on the value of Biswa/ Bigha used. 
1 Killa  4840 sq yd  Used in some parts of Haryana and Punjab  An Acre is also known as Killa 
1 Ghumaon  4840 sq yd  in some parts of Himachal Pradesh, Haryana and Punjab.  An Acre is also known as Ghumaon 
1 Kanal  5445 sq ft  Unit used in Haryana, Punjab, Himachal Pradesh and Jammu & Kashmir  8 kanals is 1 acre 
1 Sarsahi (Square Karam)  30.25 sq ft  sometimes used in Punjab, Haryana and Himachal Pradesh  Measured as 1 karam X 1 karam (66in X 66in). 1 Marla has 9 Sarsahies 
Now let’s see what are units of land called in South India:Term of Unit Used  Conversion  Used in States  Remarks  1 Ankanam  72 sqft  used in parts of Andhra Pradesh and Karnataka.  1 Acre is equal to 605 Ankanams.  1 Bigha  1600 sqyd  in Assam and Bengal   1 Cent  435.6 sqft  used in Tamil Nadu, Kerala and Karnataka.  1 Acre is equal to 100 cents  1 Ground  2400 sqft  parts of Tamil Nadu.   1 Guntha  1089 sqft  used in Andhra Pradesh, Karnataka & Maharashtra.  Measured as 33ft X 33 ft. 40 Gunthas equal 1 Acre.  1 Kuncham  484 sqyd  used in Andhra Pradesh.  1 Kuncham is equal to 10 cents. 

Now let’s see what are units of land called in East India :
Term of Unit Used  Conversion  Used in States  Remarks 
1 Chatak  180 sqft  used in West Bengal  1 Katha (Bengal) is equal to 16 chataks. 
1 Decimal  48.4 sqyd  Unit used in West Bengal.  1 Acre is equal to 100 Decimals. 
1 Dhur  68.0625 sqft  Bihar/ Jharkhand  1 Kattha (Bihar) has 20 Dhurs. 
1 Dhur  3.6 sqft  Unit used in Tripura  20 Dhurs (Tripura) is equal to 1 Kranta. 
1 Kattha  2880 sqft  Unit used in Assam  1 Bigha (Assam) is 5 Katthas 
1 Kattha  720 sqft  Unit used in Bengal  1 Bigha (Bengal) has 20 Kathas 
1 Kattha  1361.25 sqft  Unit used in Bihar  1 Bigha (Bihar) has 20 Kathas. 
1 Lecha  144 sqft  Unit used in Assam  20 Lechas is 1 Kattha 
Now let’s see what are units of land called in Central India:
Term of Unit Used  Conversion  Used in States  Remarks 
1 Bigha  1333.33 sqyd  Bigha size used in parts of Madhya Pradesh.  
1 Kattha  600 sqft  Unit used in MP  1 Bigha (MP) has 20 Kathas 
Now let’s see what are units of land called in West India:
Term of Unit Used  Conversion  Used in States  Remarks 
1 Bigha – Pucca  3025 sq yd  Bihar & some parts of Rajasthan  1 Pucca Bigha = 165 ft X 165 ft 
1 Bigha  1936 sq yd  Bigha size used in Gujarat and some parts of Rajasthan  1 Bigha = 132 ft X 132 ft. 
1 Biswa – Pucca  151.25 sq yd  Its mostly used in upper parts of Rajasthan  1/20 Bigha (Pucca) 
1 Biswa  96.8 sq yd  Lower parts of Rajasthan  1/20 of Bigha 
1 Biswansi  1/20 Biswa  Used in Rajasthan  1 Biswa has 20 Biswansis. Each state has a different value for Biswansi depending on the value of Biswa/ Bigha used. 