The main objective of this study are to analyses  the extent of intensification of agriculture in Terai-Doors region of Jalpaiguri district, to find out the extent of agriculture and find out the factors responsible for increasing the intensity of cropping. The analysis reveals that there is a block wise variation in the intensity of cropping and it is high where density of population is high, but a whole it is found to be low in the whole region. Therefore, all kinds of efforts should be made to increase the intensity of cropping in the region in order to achieve higher level of agricultural production and productivity.