Sri Lanka’s 2014 estimated population and population growth rate are 21,866,445 and
0.86% respectively. 24 It is the 57th largest country in the world. Based on statistics from 2010, the
most populated areas include its capital city Colombo (2,553,000), Gampaha (2,177,000),
Kurunegala (1,563,000), Kandy (1,431,000), Kalutara (1,135,000), and Ratnapura (1,125,000).
These towns are all located in Western or Central Sri Lanka.25
VII. DEMOGRAPHIC AND SOCIO-CULTURAL ENVIRONMENT
Age Demographics, Life Expectancy, and Health
Sri Lanka’s 2014 estimated age structure is as follows: 24.7% between 0-14 years old,
14.9% between 15-24 years old, 42.1% between 25-54 years old, 9.5% between 55-64 years old,
and 8.7% between 65 years old and over.26 The country’s gender ratio is 0.96 male per female;
birth and death rates, per 1,000 population, are 16.24 and 6.06 respectively.
The estimated life expectancy of the population of Sri Lanka is 76.35 years; 72.85 years
for males and 79.99 years for females. The country’s estimated infant mortality rate is 9.02
deaths per 1,000 live births; 9.98 deaths per 1,000 live births for male and 8.02 deaths per 1,000
live births. Sri Lanka’s Human Development Index (HDI) rank 73rd in the world and as of 2013,
the country’s HDI value is 0.750.27 This is a slight increase from 0.745 in 2012.
Drinking water source and sanitation facility access in Sri Lanka have significantly
improved. 2012 estimates show that the improved drinking water source is 99.1% of the
population for urban area, 92.9% of population for rural area, and 93.8% in total.28 As for
24 Ibid.
25 The Economist Intelligence Unit – Sri Lanka
26 Central Intelligence Agency, The World Factbook – Sri Lanka
27 United Nations Development Programme, Table 1: Human Development Index and Its Components
28 Central Intelligence Agency, The World Factbook – Sri Lanka