The latest officially reported population of South Sudan was 11,943,408 in 2024 vs 21,916,000 people in Sri Lanka in 2024. In 2026, based on the adjusted UN estimation, the current South Sudan's population is 12,507,858 people compared to 22,185,425 in Sri Lanka.
Population statistics:
- Sri Lanka's population is 1.77 times bigger than South Sudan's.
- South Sudan is ranked the 80th most populous country in the world, while Sri Lanka is the 63rd.
- The countries together account for 0.42% of the world: 0.15% for South Sudan vs 0.27% for Sri Lanka.
- For the last 10 years, South Sudan has had an average growth rate of +0.65% per year vs +0.57% in Sri Lanka.
- Since 2006, the population of South Sudan has increased from 7.98M people to 12.5M (56.8% growth), while Sri Lanka has grown from 20.4M to 22.2M (9.01% growth).
South Sudan vs Sri Lanka: population by year and forecast
| Year | Population | |
|---|---|---|
South Sudan
|
Sri Lanka
|
|
| 2100 | 24,086,901 | 20,270,496 |
| 2099 | 24,081,477 | 20,383,669 |
| 2098 | 24,063,461 | 20,498,567 |
| 2097 | 24,065,268 | 20,611,123 |
| 2096 | 24,054,483 | 20,723,560 |
| 2095 | 24,046,345 | 20,834,629 |
| 2094 | 24,047,776 | 20,943,809 |
| 2093 | 24,039,017 | 21,052,131 |
| 2092 | 24,019,054 | 21,158,833 |
| 2091 | 24,000,308 | 21,263,961 |
| 2090 | 23,978,496 | 21,371,263 |
| 2089 | 23,937,487 | 21,475,426 |
| 2088 | 23,892,166 | 21,577,177 |
| 2087 | 23,857,250 | 21,677,510 |
| 2086 | 23,803,312 | 21,777,420 |
| 2085 | 23,759,178 | 21,876,464 |
| 2084 | 23,687,109 | 21,970,336 |
| 2083 | 23,617,646 | 22,062,801 |
| 2082 | 23,541,119 | 22,151,745 |
| 2081 | 23,466,449 | 22,240,834 |
| 2080 | 23,391,758 | 22,326,555 |
| 2079 | 23,294,252 | 22,411,438 |
| 2078 | 23,197,067 | 22,489,772 |
| 2077 | 23,086,584 | 22,565,028 |
| 2076 | 22,987,331 | 22,637,463 |
| 2075 | 22,868,587 | 22,707,112 |
| 2074 | 22,726,189 | 22,778,489 |
| 2073 | 22,583,672 | 22,844,703 |
| 2072 | 22,438,943 | 22,905,707 |
| 2071 | 22,288,026 | 22,964,866 |
| 2070 | 22,151,650 | 23,022,515 |
| 2069 | 22,003,659 | 23,076,310 |
| 2068 | 21,829,800 | 23,129,541 |
| 2067 | 21,662,211 | 23,184,596 |
| 2066 | 21,496,881 | 23,234,419 |
| 2065 | 21,317,455 | 23,285,901 |
| 2064 | 21,142,002 | 23,331,390 |
| 2063 | 20,965,122 | 23,372,184 |
| 2062 | 20,785,055 | 23,409,522 |
| 2061 | 20,608,964 | 23,441,893 |
| 2060 | 20,430,857 | 23,474,032 |
| 2059 | 20,235,022 | 23,502,132 |
| 2058 | 20,048,974 | 23,528,076 |
| 2057 | 19,853,696 | 23,550,580 |
| 2056 | 19,659,362 | 23,570,923 |
| 2055 | 19,464,297 | 23,582,432 |
| 2054 | 19,257,481 | 23,591,414 |
| 2053 | 19,060,517 | 23,601,371 |
| 2052 | 18,840,461 | 23,605,361 |
| 2051 | 18,633,198 | 23,606,194 |
| 2050 | 18,434,212 | 23,603,330 |
| 2049 | 18,230,881 | 23,597,604 |
| 2048 | 18,021,026 | 23,587,307 |
| 2047 | 17,806,282 | 23,570,881 |
| 2046 | 17,579,173 | 23,547,409 |
| 2045 | 17,355,041 | 23,515,133 |
| 2044 | 17,121,972 | 23,483,546 |
| 2043 | 16,888,278 | 23,446,242 |
| 2042 | 16,645,354 | 23,404,983 |
| 2041 | 16,396,768 | 23,357,358 |
| 2040 | 16,142,816 | 23,306,148 |
| 2039 | 15,889,952 | 23,248,341 |
| 2038 | 15,628,043 | 23,187,512 |
| 2037 | 15,363,975 | 23,120,775 |
| 2036 | 15,091,275 | 23,053,427 |
| 2035 | 14,815,307 | 22,981,808 |
| 2034 | 14,543,511 | 22,906,587 |
| 2033 | 14,278,180 | 22,826,414 |
| 2032 | 14,007,134 | 22,742,267 |
| 2031 | 13,730,637 | 22,655,907 |
| 2030 | 13,465,615 | 22,564,038 |
| 2029 | 13,206,477 | 22,470,759 |
| 2028 | 12,947,082 | 22,370,999 |
| 2027 | 12,692,769 | 22,266,017 |
| 2026 | 12,439,296 | 22,155,543 |
| 2025 | 12,193,102 | 22,039,908 |
| 2024 | 11,943,408 | 21,916,000 |
| 2023 | 11,483,374 | 22,037,000 |
| 2022 | 11,021,177 | 22,181,000 |
| 2021 | 10,865,780 | 22,156,000 |
| 2020 | 10,698,467 | 21,919,000 |
| 2019 | 10,423,384 | 21,803,000 |
| 2018 | 10,122,977 | 21,670,000 |
| 2017 | 10,259,154 | 21,453,000 |
| 2016 | 10,830,102 | 21,209,000 |
| 2015 | 11,107,561 | 20,970,000 |
| 2014 | 11,235,073 | 20,778,000 |
| 2013 | 11,166,275 | 20,585,000 |
| 2012 | 10,756,240 | 21,169,458 |
| 2011 | 10,288,109 | 21,009,048 |
| 2010 | 9,745,953 | 20,879,089 |
| 2009 | 9,243,556 | 20,756,435 |
| 2008 | 8,817,647 | 20,629,378 |
| 2007 | 8,388,788 | 20,492,545 |
| 2006 | 7,976,526 | 20,352,411 |
| 2005 | 7,590,143 | 20,216,524 |
| 2004 | 7,233,041 | 20,087,605 |
| 2003 | 6,903,127 | 19,951,521 |
| 2002 | 6,596,806 | 19,805,752 |
| 2001 | 6,308,391 | 19,600,362 |
| 2000 | 6,032,267 | 19,293,054 |
| 1999 | 5,771,628 | 18,944,731 |
| 1998 | 5,620,068 | 18,596,003 |
| 1997 | 5,509,136 | 18,248,200 |
| 1996 | 5,356,925 | 17,905,018 |
| 1995 | 5,225,836 | 17,564,068 |
| 1994 | 5,071,184 | 17,275,773 |
| 1993 | 4,956,002 | 17,025,918 |
| 1992 | 4,909,749 | 16,739,284 |
| 1991 | 4,836,677 | 16,475,354 |
| 1990 | 4,737,633 | 16,352,458 |
| 1989 | 4,713,229 | 16,248,557 |
| 1988 | 4,848,029 | 16,078,621 |
| 1987 | 4,962,395 | 15,916,576 |
| 1986 | 4,921,240 | 15,731,256 |
| 1985 | 4,834,296 | 15,544,154 |
| 1984 | 4,750,627 | 15,441,860 |
| 1983 | 4,661,574 | 15,388,794 |
| 1982 | 4,557,686 | 15,286,567 |
| 1981 | 4,447,272 | 15,099,414 |
| 1980 | 4,339,030 | 14,847,974 |
| 1979 | 4,232,605 | 14,579,614 |
| 1978 | 4,127,657 | 14,310,128 |
| 1977 | 4,024,032 | 14,049,371 |
| 1976 | 3,921,910 | 13,796,770 |
| 1975 | 3,821,494 | 13,548,984 |
| 1974 | 3,723,259 | 13,305,693 |
| 1973 | 3,627,383 | 13,060,916 |
| 1972 | 3,542,497 | 12,809,205 |
| 1971 | 3,468,646 | 12,551,910 |
| 1970 | 3,409,614 | 12,287,110 |
| 1969 | 3,365,533 | 12,013,858 |
| 1968 | 3,321,528 | 11,736,088 |
| 1967 | 3,277,648 | 11,457,328 |
| 1966 | 3,236,423 | 11,183,928 |
| 1965 | 3,189,835 | 10,916,965 |
| 1964 | 3,129,918 | 10,653,397 |
| 1963 | 3,072,669 | 10,395,040 |
| 1962 | 3,024,308 | 10,143,754 |
| 1961 | 2,976,724 | 9,899,372 |
| 1960 | 2,931,559 | 9,661,389 |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population/south-sudan/sri-lanka | CC BY 
From 2006 to 2016, the population of South Sudan increased by 2,853,576 people (a 35.8% growth), while Sri Lanka gained 856,589 people (a 4.21% growth).
For the next 10 years, from 2016 to 2026, South Sudan gained 1,677,756 people (a 15.5% growth), while Sri Lanka's population increased by 976,425 people (a 4.6% growth).
South Sudan was ranked 92nd most populous country in 2006 and is 80th in 2026. Sri Lanka was ranked 55th in 2006 and ranked 63rd now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) South Sudan's population will grow by 47.4% to 18,434,212 people with a rank change from 80th to 78th. The population of Sri Lanka will increase by 6.39% to 23,603,330 people and rank change from 63rd to 70th.
South Sudan is projected to reach its peak in 2100 at 24.1M people compared to the peak of 23.6M people in 2051 for Sri Lanka.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
South Sudan
|
Sri Lanka
|
|
| 2100 | 0.02% | -0.56% |
| 2099 | 0.07% | -0.56% |
| 2098 | -0.008% | -0.55% |
| 2097 | 0.04% | -0.54% |
| 2096 | 0.03% | -0.53% |
| 2095 | -0.006% | -0.52% |
| 2094 | 0.04% | -0.51% |
| 2093 | 0.08% | -0.5% |
| 2092 | 0.08% | -0.49% |
| 2091 | 0.09% | -0.5% |
| 2090 | 0.17% | -0.49% |
| 2089 | 0.19% | -0.47% |
| 2088 | 0.15% | -0.46% |
| 2087 | 0.23% | -0.46% |
| 2086 | 0.19% | -0.45% |
| 2085 | 0.3% | -0.43% |
| 2084 | 0.29% | -0.42% |
| 2083 | 0.33% | -0.4% |
| 2082 | 0.32% | -0.4% |
| 2081 | 0.32% | -0.38% |
| 2080 | 0.42% | -0.38% |
| 2079 | 0.42% | -0.35% |
| 2078 | 0.48% | -0.33% |
| 2077 | 0.43% | -0.32% |
| 2076 | 0.52% | -0.31% |
| 2075 | 0.63% | -0.31% |
| 2074 | 0.63% | -0.29% |
| 2073 | 0.64% | -0.27% |
| 2072 | 0.68% | -0.26% |
| 2071 | 0.62% | -0.25% |
| 2070 | 0.67% | -0.23% |
| 2069 | 0.8% | -0.23% |
| 2068 | 0.77% | -0.24% |
| 2067 | 0.77% | -0.21% |
| 2066 | 0.84% | -0.22% |
| 2065 | 0.83% | -0.19% |
| 2064 | 0.84% | -0.17% |
| 2063 | 0.87% | -0.16% |
| 2062 | 0.85% | -0.14% |
| 2061 | 0.87% | -0.14% |
| 2060 | 0.97% | -0.12% |
| 2059 | 0.93% | -0.11% |
| 2058 | 0.98% | -0.1% |
| 2057 | 0.99% | -0.09% |
| 2056 | 1% | -0.05% |
| 2055 | 1.07% | -0.04% |
| 2054 | 1.03% | -0.04% |
| 2053 | 1.17% | -0.02% |
| 2052 | 1.11% | -0.004% |
| 2051 | 1.08% | 0.01% |
| 2050 | 1.12% | 0.02% |
| 2049 | 1.16% | 0.04% |
| 2048 | 1.21% | 0.07% |
| 2047 | 1.29% | 0.1% |
| 2046 | 1.29% | 0.14% |
| 2045 | 1.36% | 0.13% |
| 2044 | 1.38% | 0.16% |
| 2043 | 1.46% | 0.18% |
| 2042 | 1.52% | 0.2% |
| 2041 | 1.57% | 0.22% |
| 2040 | 1.59% | 0.25% |
| 2039 | 1.68% | 0.26% |
| 2038 | 1.72% | 0.29% |
| 2037 | 1.81% | 0.29% |
| 2036 | 1.86% | 0.31% |
| 2035 | 1.87% | 0.33% |
| 2034 | 1.86% | 0.35% |
| 2033 | 1.94% | 0.37% |
| 2032 | 2.01% | 0.38% |
| 2031 | 1.97% | 0.41% |
| 2030 | 1.96% | 0.42% |
| 2029 | 2% | 0.45% |
| 2028 | 2% | 0.47% |
| 2027 | 2.04% | 0.5% |
| 2026 | 2.02% | 0.52% |
| 2025 | 2.09% | 0.57% |
| 2024 | 4.01% | -0.55% |
| 2023 | 4.19% | -0.65% |
| 2022 | 1.43% | 0.11% |
| 2021 | 1.56% | 1.08% |
| 2020 | 2.64% | 0.53% |
| 2019 | 2.97% | 0.61% |
| 2018 | -1.33% | 1.01% |
| 2017 | -5.27% | 1.15% |
| 2016 | -2.5% | 1.14% |
| 2015 | -1.13% | 0.92% |
| 2014 | 0.62% | 0.94% |
| 2013 | 3.81% | -2.76% |
| 2012 | 4.55% | 0.76% |
| 2011 | 5.56% | 0.62% |
| 2010 | 5.44% | 0.59% |
| 2009 | 4.83% | 0.62% |
| 2008 | 5.11% | 0.67% |
| 2007 | 5.17% | 0.69% |
| 2006 | 5.09% | 0.67% |
| 2005 | 4.94% | 0.64% |
| 2004 | 4.78% | 0.68% |
| 2003 | 4.64% | 0.74% |
| 2002 | 4.57% | 1.05% |
| 2001 | 4.58% | 1.59% |
| 2000 | 4.52% | 1.84% |
| 1999 | 2.7% | 1.88% |
| 1998 | 2.01% | 1.91% |
| 1997 | 2.84% | 1.92% |
| 1996 | 2.51% | 1.94% |
| 1995 | 3.05% | 1.67% |
| 1994 | 2.32% | 1.47% |
| 1993 | 0.94% | 1.71% |
| 1992 | 1.51% | 1.6% |
| 1991 | 2.09% | 0.75% |
| 1990 | 0.52% | 0.64% |
| 1989 | -2.78% | 1.06% |
| 1988 | -2.3% | 1.02% |
| 1987 | 0.84% | 1.18% |
| 1986 | 1.8% | 1.2% |
| 1985 | 1.76% | 0.66% |
| 1984 | 1.91% | 0.34% |
| 1983 | 2.28% | 0.67% |
| 1982 | 2.48% | 1.24% |
| 1981 | 2.49% | 1.69% |
| 1980 | 2.51% | 1.84% |
| 1979 | 2.54% | 1.88% |
| 1978 | 2.58% | 1.86% |
| 1977 | 2.6% | 1.83% |
| 1976 | 2.63% | 1.83% |
| 1975 | 2.64% | 1.83% |
| 1974 | 2.64% | 1.87% |
| 1973 | 2.4% | 1.97% |
| 1972 | 2.13% | 2.05% |
| 1971 | 1.73% | 2.16% |
| 1970 | 1.31% | 2.27% |
| 1969 | 1.32% | 2.37% |
| 1968 | 1.34% | 2.43% |
| 1967 | 1.27% | 2.44% |
| 1966 | 1.46% | 2.45% |
| 1965 | 1.91% | 2.47% |
| 1964 | 1.86% | 2.49% |
| 1963 | 1.6% | 2.48% |
| 1962 | 1.6% | 2.47% |
| 1961 | 1.54% | 2.46% |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).
GeoRank.org/population/south-sudan/sri-lanka | CC BY
In 2024, the population of South Sudan grew by 4.01%, while Sri Lanka's population declined by 0.55%.
Live population counters
|
South Sudan
|
Sri Lanka
|
|
|---|---|---|
| Current population |
12507858
|
22185425
|
| Population rank | 80/197 | 63/197 |
| Percent of world population | 0.15% | 0.27% |
| One net population change |
1.14 minutes
|
4.34 minutes
|
| One birth every |
1.6 minutes
|
2.13 minutes
|
| One death every |
4.76 minutes
|
2.91 minutes
|
| Daily growth/decline | +1,260 | -332 |
| Annual growth/decline | +460,034 | -121,000 |
| Annual growth/decline rate | +4.01% | -0.55% |
| Population growth rate rank | 7/197 | 188/197 |
| One migration net change every |
1.43 hours
|
17.2 minutes
|
| Annual migration change | +6,145 | -30,724 |
| Net migration rank | 50/196 | 165/196 |
| Foreign-born residents | 914,001 | 40,698 |
| Foreign-born residents rank | 62/195 | 156/195 |
| Foreign-born share of population | 7.7% | 0.2% |
| Foreign-born share rank | 77/195 | 190/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
South Sudan
|
Sri Lanka
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 6,145 | - | -30,724 |
| 2024 | - | 15,374 | - | -27,245 |
| 2023 | 217,966 | 455,000 | 66,111 | -28,011 |
| 2022 | 211,166 | 40,259 | 95,378 | -27,435 |
| 2021 | 213,567 | -154,359 | 121,858 | -29,586 |
| 2020 | 212,332 | 62,935 | 170,968 | -29,875 |
| 2019 | 209,708 | 65,198 | 172,243 | -28,426 |
| 2018 | 168,497 | 157,408 | 183,610 | -28,607 |
| 2017 | 72,193 | -670,477 | 187,993 | -22,324 |
| 2016 | 110,553 | -654,225 | 194,232 | -18,388 |
| 2015 | 148,542 | -159,822 | 201,815 | -29,797 |
| 2014 | 227,611 | -471,523 | 211,541 | -33,672 |
| 2013 | 315,983 | 65,337 | 221,021 | -37,754 |
| 2012 | 312,974 | 125,771 | 229,138 | -41,955 |
| 2011 | 303,181 | 194,325 | 224,461 | -90,839 |
| 2010 | 287,409 | 299,402 | 224,325 | -98,060 |
| 2009 | 278,859 | 139,129 | 200,175 | -81,130 |
| 2008 | 268,268 | 165,557 | 232,225 | -97,144 |
| 2007 | 256,546 | 167,350 | 248,287 | -109,695 |
| 2006 | 246,706 | 153,926 | 248,706 | -107,045 |
| 2005 | 239,272 | 132,869 | 248,683 | -118,594 |
| 2004 | 231,877 | 110,182 | 212,527 | -84,795 |
| 2003 | 225,822 | 91,951 | 252,008 | -107,573 |
| 2002 | 212,014 | 82,847 | 252,840 | -105,718 |
| 2001 | 204,108 | 77,856 | 244,377 | 19,273 |
| 2000 | 196,055 | 74,227 | 227,060 | 123,894 |
| 1999 | 180,721 | 70,271 | 206,876 | 138,799 |
| 1998 | -12,157 | 64,285 | 201,059 | 150,724 |
| 1997 | 121,454 | 48,280 | 208,193 | 135,636 |
| 1996 | 116,728 | 17,953 | 215,290 | 127,236 |
| 1995 | 110,417 | 17,077 | 221,957 | 117,416 |
| 1994 | 165,407 | 16,407 | 228,904 | 8,323 |
| 1993 | 32,779 | 15,772 | 226,257 | 36,232 |
| 1992 | 28,874 | 15,077 | 222,230 | 88,542 |
| 1991 | 87,873 | 14,327 | 218,117 | -1,047 |
| 1990 | 82,900 | 12,988 | 224,454 | -195,736 |
| 1989 | 83,735 | -130,821 | 212,401 | -33,305 |
| 1988 | -125,447 | -97,065 | 219,184 | -58,415 |
| 1987 | 5,756 | -11,976 | 226,414 | -63,105 |
| 1986 | 99,502 | -10,973 | 233,782 | -26,460 |
| 1985 | 95,342 | -9,986 | 247,836 | -80,950 |
| 1984 | 90,970 | -8,984 | 263,175 | -225,450 |
| 1983 | 104,107 | -7,986 | 277,768 | -209,362 |
| 1982 | 118,641 | -6,983 | 300,030 | -163,987 |
| 1981 | 115,163 | -5,994 | 328,096 | -89,824 |
| 1980 | 112,307 | -4,997 | 328,155 | -63,541 |
| 1979 | 109,540 | -3,997 | 329,791 | -57,683 |
| 1978 | 107,352 | -2,998 | 317,055 | -50,189 |
| 1977 | 104,886 | -1,997 | 300,038 | -45,383 |
| 1976 | 102,346 | -995 | 291,816 | -41,258 |
| 1975 | 99,882 | -395 | 282,496 | -37,475 |
| 1974 | 97,181 | -192 | 275,521 | -33,979 |
| 1973 | 94,765 | 0 | 278,577 | -30,582 |
| 1972 | 74,803 | 193 | 282,494 | -27,071 |
| 1971 | 72,308 | 394 | 281,200 | -22,021 |
| 1970 | 44,776 | 587 | 286,719 | -16,299 |
| 1969 | 42,015 | 786 | 286,218 | -10,152 |
| 1968 | 44,213 | 995 | 286,642 | -7,163 |
| 1967 | 41,357 | 1,194 | 284,738 | -6,696 |
| 1966 | 38,523 | 1,386 | 275,549 | -6,794 |
| 1965 | 51,682 | 1,591 | 272,422 | -7,249 |
| 1964 | 64,786 | 1,785 | 269,584 | -7,614 |
| 1963 | 46,333 | 1,591 | 262,880 | -8,118 |
| 1962 | 47,406 | 1,386 | 256,719 | -8,909 |
| 1961 | 45,186 | 1,194 | 251,087 | -10,144 |
| 1960 | 42,945 | 995 | 247,631 | -12,610 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/south-sudan/sri-lanka | CC BY
Over the last 10 years, 57.4% of the population change in South Sudan is from natural causes (a gain of 1,792,135 people) and 42.6% is from migration (a loss of 1,329,606 people). In Sri Lanka 85.3% is from natural causes (a gain of 1,605,749 people) and 14.7% is from migration (a loss of 276,121 people).
As of 2024, 914,001 residents or 7.7% of the population were not native-born in South Sudan, compared to 40,698 people or 0.2% in Sri Lanka.
Biggest cities by population
|
South Sudan
|
|
|---|---|
| City | Population |
| Juba | 500K |
| Wau | 321K |
| Bor | 315K |
| Malakal | 147K |
| Yambio | 130K |
|
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 |
Compare countries by 7 more topics
Population differences between South Sudan and Sri Lanka
|
South Sudan
|
Sri Lanka
|
|
|---|---|---|
| Life expectancy | 58 years | 78 years |
| Average age | 24.3 years | 35.8 years |
| Median age | 19.4 years | 34.1 years |
| Male:Female ratio | 49.2:50.8 | 48.4:51.6 |
| Fertility rate | 3.86 births per woman | 1.97 births per woman |
| Population density | 51 ppl/mi² | 928 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population/south-sudan/sri-lanka | CC BY
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
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