Sri Lanka has a population density of 928 people per square mile compared to 363 people in Thailand. Sri Lanka has 32,224 sq ft of land per person vs 77,066 sq ft in Thailand. Sri Lanka and Thailand rank 25th and 70th by population density, respectively.
Population density is calculated as the ratio of population to land area. Sri Lanka has 0.27% of the world's population and 0.04% of all countries' land area, compared to 0.88% of the population and 0.34% of the land area for Thailand, making the population density in Sri Lanka 155.7% higher than in Thailand.
Population density by year
people per square mile
| Year | Population density | |
|---|---|---|
Sri Lanka
|
Thailand
|
|
| 2026 | 928 | 363 |
| 2025 | 923 | 363 |
| 2024 | 918 | 363 |
| 2023 | 923 | 363 |
| 2022 | 929 | 364 |
| 2021 | 928 | 364 |
| 2020 | 918 | 363 |
| 2019 | 913 | 363 |
| 2018 | 907 | 362 |
| 2017 | 898 | 361 |
| 2016 | 888 | 359 |
| 2015 | 878 | 358 |
| 2014 | 858 | 356 |
| 2013 | 850 | 354 |
| 2012 | 874 | 352 |
| 2011 | 868 | 350 |
| 2010 | 862 | 348 |
| 2009 | 857 | 345 |
| 2008 | 852 | 343 |
| 2007 | 846 | 340 |
| 2006 | 841 | 337 |
| 2005 | 835 | 335 |
| 2004 | 830 | 332 |
| 2003 | 824 | 329 |
| 2002 | 818 | 326 |
| 2001 | 810 | 323 |
| 2000 | 797 | 319 |
| 1999 | 782 | 316 |
| 1998 | 768 | 312 |
| 1997 | 754 | 308 |
| 1996 | 739 | 304 |
| 1995 | 725 | 299.6 |
| 1994 | 714 | 295.4 |
| 1993 | 703 | 291 |
| 1992 | 691 | 286.6 |
| 1991 | 680 | 282.1 |
| 1990 | 675 | 277.5 |
| 1989 | 671 | 273 |
| 1988 | 664 | 268.5 |
| 1987 | 657 | 264 |
| 1986 | 650 | 259.4 |
| 1985 | 642 | 254.9 |
| 1984 | 638 | 250.2 |
| 1983 | 636 | 245.5 |
| 1982 | 631 | 240.8 |
| 1981 | 624 | 236.1 |
| 1980 | 613 | 231.4 |
| 1979 | 602 | 226.7 |
| 1978 | 591 | 222 |
| 1977 | 580 | 217.2 |
| 1976 | 570 | 212.4 |
| 1975 | 560 | 207.5 |
| 1974 | 550 | 202.5 |
| 1973 | 539 | 197.4 |
| 1972 | 529 | 192.3 |
| 1971 | 518 | 187.3 |
| 1970 | 507 | 182.3 |
| 1969 | 496 | 177.3 |
| 1968 | 485 | 172.4 |
| 1967 | 473 | 167.5 |
| 1966 | 462 | 162.7 |
| 1965 | 451 | 157.9 |
| 1964 | 440 | 153.3 |
| 1963 | 429 | 148.8 |
| 1962 | 419 | 144.4 |
| 1961 | 409 | 140.2 |
Data sources: World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2026, retrieved 2026-03-10).
GeoRank.org/population-density/sri-lanka/thailand | CC BY 
From 2006 to 2026, population density in Sri Lanka increased by 10.4%, compared to a 7.52% growth in Thailand.
In 2006, Sri Lanka ranked 25th by population density and is 25th still. Thailand was 61st in 2006 and ranks 70th out of 197 currently.
Population density comparison
|
Sri Lanka
|
Thailand
|
|
|---|---|---|
| Population density | 928 ppl/mi² | 363 ppl/mi² |
| Population density rank | 25/197 | 70/197 |
| Population |
22185425
|
71571743
|
| Land area | 23,884 sq mi | 197,256 sq mi |
| Land area per capita | 30,382 sq ft | 76,731 sq ft |
| Rural population | 79.7% | 38.1% |
| Urban population | 20.3% | 61.9% |
| Living in agglomerations of 1M+ people | 0% | 9.61% |
Share of urban population by year
| Year | Urban population | |
|---|---|---|
|
Sri Lanka
|
Thailand
|
|
| 2024 | 20.3% | 61.9% |
| 2023 | 20.1% | 60.9% |
| 2022 | 20% | 59.7% |
| 2021 | 19.8% | 58.5% |
| 2020 | 19.7% | 57.2% |
| 2019 | 19.5% | 55.9% |
| 2018 | 19.3% | 54.6% |
| 2017 | 19.2% | 49.2% |
| 2016 | 19% | 47.9% |
| 2015 | 18.8% | 47% |
| 2014 | 18.6% | 46.3% |
| 2013 | 18.4% | 45.8% |
| 2012 | 18.3% | 45.4% |
| 2011 | 17.8% | 44.8% |
| 2010 | 17.2% | 44% |
| 2009 | 16.7% | 43% |
| 2008 | 16.3% | 41.9% |
| 2007 | 15.9% | 40.7% |
| 2006 | 15.5% | 39.4% |
| 2005 | 15.2% | 38.1% |
| 2004 | 14.9% | 36.8% |
| 2003 | 14.7% | 35.4% |
| 2002 | 14.6% | 34.1% |
| 2001 | 14.6% | 32.7% |
| 2000 | 14.6% | 31.5% |
| 1999 | 14.7% | 30.2% |
| 1998 | 14.9% | 28.7% |
| 1997 | 15.2% | 27.2% |
| 1996 | 15.5% | 25.6% |
| 1995 | 15.9% | 24.1% |
| 1994 | 16.3% | 22.7% |
| 1993 | 16.7% | 21.3% |
| 1992 | 17.1% | 20.2% |
| 1991 | 17.6% | 19.4% |
| 1990 | 18.1% | 18.8% |
| 1989 | 18.6% | 18.5% |
| 1988 | 19% | 18.3% |
| 1987 | 19.5% | 18.1% |
| 1986 | 19.9% | 17.9% |
| 1985 | 20.3% | 17.8% |
| 1984 | 20.7% | 17.7% |
| 1983 | 21% | 17.6% |
| 1982 | 21.3% | 17.4% |
| 1981 | 21.5% | 17.3% |
| 1980 | 21.6% | 17.1% |
| 1979 | 21.8% | 16.8% |
| 1978 | 21.9% | 16.5% |
| 1977 | 22% | 16.1% |
| 1976 | 22.1% | 15.7% |
| 1975 | 22.2% | 15.2% |
| 1974 | 22.3% | 14.8% |
| 1973 | 22.4% | 14.3% |
| 1972 | 22.4% | 13.9% |
| 1971 | 22.4% | 13.6% |
| 1970 | 22.3% | 13.3% |
| 1969 | 22% | 13.1% |
| 1968 | 21.5% | 12.9% |
| 1967 | 21% | 12.7% |
| 1966 | 20.4% | 12.6% |
| 1965 | 19.8% | 12.5% |
| 1964 | 19.3% | 12.3% |
| 1963 | 18.9% | 12.2% |
| 1962 | 18.5% | 12.1% |
| 1961 | 18% | 12% |
| 1960 | 17.6% | 11.8% |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population-density/sri-lanka/thailand | CC BY
From 2004 to 2024, the share of urban population changed from 14.9% to 20.3% in Sri Lanka and from 36.8% to 61.9% in Thailand.
Densely populated cities
|
Sri Lanka
|
|
|---|---|
| City | Population |
| Colombo | 648K |
| Gampaha | 191K |
| Beruwala | 165K |
| Negombo | 142K |
| Kandy | 120K |
| Sri Jayawardenepura Kotte | 116K |
| Trincomalee | 99.1K |
| Galle | 93.1K |
| Matara | 68.2K |
| Anuradhapura | 63.2K |
|
Thailand
|
|
|---|---|
| City | Population |
| Bangkok | 5.68M |
| Chiang Mai | 1.2M |
| Nonthaburi | 256K |
| Pak Kret | 190K |
| Hat Yai | 159K |
| Nakhon Ratchasima | 134K |
| Chaophraya Surasak | 133K |
| Surat Thani | 131K |
| Udon Thani | 130K |
| Klaeng | 130K |
Compare countries by 7 more topics
Population density in other countries
Data sources: World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06); United Nations | World Population Prospects (1961–2026, retrieved 2026-03-10); U.S. Census Bureau (1961–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population-density/sri-lanka/thailand | CC BY
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Data sources:
- World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06)
- United Nations | World Population Prospects (1961–2026, retrieved 2026-03-10)
- U.S. Census Bureau (1961–2025, retrieved 2026-02-08)
- Wikidata (2001–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
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