Niger has the youngest population by median age in 2011, at 15.4 years, followed by Uganda (15.7 years) and Mali (16.2 years)

Added: 02/15/2012 from Euromonitor Published: 02/14/2012

70% of the population of sub-Saharan Africa is under 30 years old more...

40% of the North American population is below the age of 30 more...

53.1% of the population in emerging and developing economies is below 30 years old, compared to 35.6% in developed economies more...

50.5% of the global population is below age 30, down from 62.1% in 1980 more...

The global population below age 30 reached 3.5B in 2012, up from 2.7B in 1980 more...