Low Density of Population:
1. Areas that have 150 to 300 persons living per sq.km.
2. Extreme climate, high mountains, remote areas, forested regions have low density of population.
3. In India Arunachal Pradesh, Sikkim, Mizoram, Andaman and Nicobar islands are some states with low population density.
High Density of Population:
1. Areas that have 500 to 1000 persons living per sq.km.
2. Favourable climate, plains, employment opportunities, industrial centres area have high density of population.
3. Punjab, Tamil Nadu, Uttar Pradesh and Kerala are the states with high population density.