Sri Lanka Population Pyramid 2009
Year
2009Sri Lanka in 2009
The population of Sri Lanka in 2009 was 20,756,435. A decade earlier, in 1999, the population was 18,944,730; it has grown by 9.6% since.
With a median age of 29.9 years, Sri Lanka had a youth dependency ratio of 37.9 and an old-age dependency ratio of 10.7 per 100 people of working age. This is a stationary pyramid — similar numbers in each age group up to the older cohorts, the signature of near-replacement fertility.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
In 2023 women in Sri Lanka had on average 1.97 children, below the replacement level of 2.1.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 77.5 years in 2023: 80.6 for women and 74.2 for men.
Source: World Bank World Development Indicators, latest available year.
38,716 immigrants live in Sri Lanka, 0.2% of the population.
| India | 10,957 |
| Italy | 5,226 |
| China | 2,509 |
| Kuwait | 1,772 |
| United Arab Emirates | 1,707 |
1,491,939 people born in Sri Lanka live in other countries.
| India | 253,869 |
| Qatar | 161,747 |
| United Kingdom | 160,178 |
| Australia | 156,876 |
| Canada | 140,870 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Sri Lanka | 20,756,435 | 29.9 | |
| Nepal | 27,173,035 | 21.0 | |
| Afghanistan | 27,466,101 | 15.5 | |
| Bhutan | 693,988 | 23.7 | |
| Maldives | 348,275 | 23.8 |





