(i) Population census helps the government to know the number of people living in the country and the structure of the population.
(ii) It also helps in the determination of taxable adults, i.e. — revenue estimates.
(iii) It enables the country to forecast her future economic needs. It provides government with statistics to determine the level of unemployment, illiteracy and adequacy of social amenities.
(v) It assists in the determination of the standard of living of the people in a country.
(vi) It also assists the government in the formulation of economic policies.
(vii) It reveals information on the number of immigrants and the density of population.
(viii) It assists the government in the distribution of resources and revenue allocation within the economy.
(ix) It assists the international agencies and government in giving aids and other assistance to countries.
(x) It assists international investors in making investment decisions.
(xi) It helps in allocation of parliamentary seats in a country.