Relationship between Height, weight and BMI is widely accepted parameter to measure the growth and nutritional status of an individual. Various factors like lack of knowledge, socio-economic, prenatal feeding, food habit etc. are main causes for underweight. The detailed survey type of study to measure the growth of children becomes important for administrative reason to find the real causes behind the present status in any country. 74% girls and 76% boys were observed underweight when compared with internationally accept BMI chart.