like most of the world india is witnessing a sharp fall in population growth one of the factors driving it is the deep decline in fertility rate number of children women of childbearing age are likely to have but unlike most of the world the fall in fertility rate in india hasnt accompanied a sharp rise in per capita income this raises the possibility of the country greying before reaching the prosperity level of countries with similar age profilesper capita income of countries when they reached fertility rate of 23 at 23 fertility rate indias per capita income was 14th to 15th the level of rich countriesmany states with lower than national fertility rate of 22 in 2017 are nowhere near rich countries per capita incomes in 2017 indias fertility rate had fallen to 22how fast should indias per capita income grow for it to become rich in the next 2030 yearsto get to chinas current per capita income chart below indias income will have to rise by 88 every year for 10 years but china isnt yet a rich country its an uppermiddleincome country with per capita income only about a quarter of highincome countries to reach uss current level of income indias per capita income needs to grow by 23 yearonyear for 10 years an impossibility to be sure india isnt going to age in the next 30 years though the share of 019 age group in population has peaked in most states share of 2059 age is still risinga combination of low inflation high gdp growth and a stable or appreciating rupee could turbo charge indias per capita income