1. The study of age structure helps to know the percentage of children, adolescents, youth, middle aged, and old aged in population.
2. The study of age structure helps to know the proportion of productive people (Working people between 16 years to 59 years of age) and unproductive people (Non working people below 16 years of age and above 60 years of age).
3. The study of age structure helps government in planning various economic, social, educational, medical, etc. schemes for the overall development of country.
4. The study of age structure helps to know the speed of economic growth. Thus, the study of age structure is important.
