The research work on "The Growth Dynamics of Nepali Population" concentrated on and attempted to analyze and explain the growth dynamics of Nepali population in Assam, their size, composition, trends, fluctuations and patterns. The objectives of the study are to examine the socio-economic condition besides finding various fertility and mortality rates of the Nepali community living in Tinsukia and Sonitpur districts of Assam. The study also aimed at finding push and pull factors relating to migration of Nepali people in Assam. This research work also tries to measure the magnitude of assimilation of the said community with the local community. 1000 Nepali households from 39 Nepali villages from 11 revenue circles of two districts, namely, Tinsukia and Sonitpur districts were taken as sample for collecting demographic and socio- economic data for the study. The study was carried out intensively and extensively at the micro-level and data collection, surveys, canvassing of questionnaire involved almost all the stakeholders. The study gave an insight to the historical relationship of Nepal with Assam in brief.