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Population in Sri Lanka compared to Sudan: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Sri Lanka was 21,756,000 in 2025 vs 51,662,147 people in Sudan in 2025. In 2026, based on the adjusted UN estimation, the current Sri Lanka's population is 21,926,160 people compared to 54,156,832 in Sudan.

Population statistics:

  • Sudan's population is 2.47 times bigger than Sri Lanka's.
  • Sri Lanka is ranked the 63rd most populous country in the world, while Sudan is the 29th.
  • The countries together account for 0.92% of the world: 0.26% for Sri Lanka vs 0.65% for Sudan.
  • For the last 10 years, Sri Lanka has had an average growth rate of +0.42% per year vs +2.63% in Sudan.
  • Since 2006, the population of Sri Lanka has increased from 20.4M people to 21.9M (7.73% growth), while Sudan has grown from 32M to 54.2M (69.3% growth).

Sri Lanka vs Sudan: population by year and forecast

Sri Lanka
Factual

Projection
Sudan
Factual

Projection
1x
Year Population
Sri Lanka Sudan
2100 20,009,380 138,786,562
2099 20,121,095 138,200,726
2098 20,234,513 137,581,716
2097 20,345,619 136,936,850
2096 20,456,607 136,293,310
2095 20,566,246 135,619,411
2094 20,674,019 134,962,748
2093 20,780,946 134,241,761
2092 20,886,274 133,476,598
2091 20,990,047 132,717,036
2090 21,095,968 131,929,843
2089 21,198,788 131,106,299
2088 21,299,229 130,258,636
2087 21,398,269 129,375,710
2086 21,496,892 128,473,461
2085 21,594,661 127,558,118
2084 21,687,323 126,607,392
2083 21,778,597 125,651,327
2082 21,866,395 124,696,076
2081 21,954,337 123,744,490
2080 22,038,953 122,770,063
2079 22,122,744 121,779,815
2078 22,200,069 120,751,900
2077 22,274,355 119,717,424
2076 22,345,857 118,681,140
2075 22,414,609 117,612,837
2074 22,485,066 116,516,833
2073 22,550,427 115,406,797
2072 22,610,645 114,272,123
2071 22,669,042 113,124,997
2070 22,725,948 111,982,729
2069 22,779,050 110,816,409
2068 22,831,596 109,652,769
2067 22,885,941 108,433,341
2066 22,935,123 107,199,808
2065 22,985,942 105,978,161
2064 23,030,844 104,726,820
2063 23,071,114 103,455,672
2062 23,107,970 102,156,918
2061 23,139,924 100,859,967
2060 23,171,649 99,547,905
2059 23,199,387 98,233,054
2058 23,224,997 96,897,205
2057 23,247,211 95,551,255
2056 23,267,292 94,198,924
2055 23,278,653 92,819,157
2054 23,287,520 91,429,774
2053 23,297,347 90,049,799
2052 23,301,287 88,658,871
2051 23,302,108 87,267,085
2050 23,299,282 85,869,620
2049 23,293,630 84,466,974
2048 23,283,465 83,095,662
2047 23,267,251 81,727,967
2046 23,244,081 80,356,627
2045 23,212,221 78,980,614
2044 23,181,041 77,616,012
2043 23,144,217 76,252,103
2042 23,103,489 74,901,092
2041 23,056,478 73,546,861
2040 23,005,928 72,207,474
2039 22,948,866 70,876,908
2038 22,888,821 69,547,797
2037 22,822,943 68,201,884
2036 22,756,462 66,863,109
2035 22,685,766 65,516,233
2034 22,611,514 64,168,801
2033 22,532,374 62,823,562
2032 22,449,310 61,491,227
2031 22,364,063 60,168,709
2030 22,273,377 58,846,984
2029 22,181,300 57,534,918
2028 22,082,826 56,242,802
2027 21,979,196 54,955,096
2026 21,870,145 53,313,722
2025 21,756,000 51,662,147
2024 21,916,000 50,448,963
2023 22,037,000 50,042,791
2022 22,181,000 49,383,346
2021 22,156,000 48,066,924
2020 21,919,000 46,789,231
2019 21,803,000 45,548,175
2018 21,670,000 44,230,596
2017 21,453,000 42,714,306
2016 21,209,000 41,259,892
2015 20,970,000 40,024,431
2014 20,778,000 38,823,318
2013 20,585,000 37,785,849
2012 21,169,458 36,923,178
2011 21,009,048 36,140,806
2010 20,879,089 35,414,399
2009 20,756,435 34,569,113
2008 20,629,378 33,623,980
2007 20,492,545 32,764,135
2006 20,352,411 31,992,435
2005 20,216,524 31,262,444
2004 20,087,605 30,556,637
2003 19,951,521 29,896,035
2002 19,805,752 29,228,727
2001 19,600,362 28,516,770
2000 19,293,054 27,816,745
1999 18,944,731 27,130,613
1998 18,596,003 26,458,999
1997 18,248,200 25,799,821
1996 17,905,018 25,231,528
1995 17,564,068 24,672,143
1994 17,275,773 24,043,948
1993 17,025,918 23,445,592
1992 16,739,284 22,927,355
1991 16,475,354 22,470,676
1990 16,352,458 22,021,481
1989 16,248,557 21,578,022
1988 16,078,621 21,138,431
1987 15,916,576 20,704,904
1986 15,731,256 20,288,238
1985 15,544,154 19,905,872
1984 15,441,860 19,546,528
1983 15,388,794 19,109,770
1982 15,286,567 18,486,645
1981 15,099,414 17,780,572
1980 14,847,974 17,058,905
1979 14,579,614 16,355,352
1978 14,310,128 15,695,003
1977 14,049,371 15,086,614
1976 13,796,770 14,569,716
1975 13,548,984 14,064,798
1974 13,305,693 13,580,723
1973 13,060,916 13,049,315
1972 12,809,205 12,527,856
1971 12,551,910 12,105,539
1970 12,287,110 11,695,771
1969 12,013,858 11,298,936
1968 11,736,088 10,917,999
1967 11,457,328 10,550,597
1966 11,183,928 10,197,578
1965 10,916,965 9,858,030
1964 10,653,397 9,531,109
1963 10,395,040 9,218,077
1962 10,143,754 8,919,028
1961 9,899,372 8,634,941
1960 9,661,389 8,364,489

Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/sri-lanka/sudan | CC BY

From 2006 to 2016, the population of Sri Lanka increased by 856,589 people (a 4.21% growth), while Sudan gained 9,267,457 people (a 29% growth).

For the next 10 years, from 2016 to 2026, Sri Lanka gained 717,160 people (a 3.38% growth), while Sudan's population increased by 12,896,940 people (a 31.3% growth).

Sri Lanka was ranked 55th most populous country in 2006 and is 63rd in 2026. Sudan was ranked 36th in 2006 and ranked 29th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Sri Lanka's population will grow by 6.26% to 23,299,282 people with a rank change from 63rd to 71st. The population of Sudan will increase by 58.6% to 85,869,620 people and rank change from 29th to 21st.

Sri Lanka is projected to reach its peak in 2051 at 23.3M people compared to the peak of 139M people in 2100 for Sudan.

Population growth rate by year

Sri Lanka
Factual

Projection
Sudan
Factual

Projection
1x
Year Growth rate
Sri Lanka Sudan
2100 -0.56% 0.42%
2099 -0.56% 0.45%
2098 -0.55% 0.47%
2097 -0.54% 0.47%
2096 -0.53% 0.5%
2095 -0.52% 0.49%
2094 -0.51% 0.54%
2093 -0.5% 0.57%
2092 -0.49% 0.57%
2091 -0.5% 0.6%
2090 -0.49% 0.63%
2089 -0.47% 0.65%
2088 -0.46% 0.68%
2087 -0.46% 0.7%
2086 -0.45% 0.72%
2085 -0.43% 0.75%
2084 -0.42% 0.76%
2083 -0.4% 0.77%
2082 -0.4% 0.77%
2081 -0.38% 0.79%
2080 -0.38% 0.81%
2079 -0.35% 0.85%
2078 -0.33% 0.86%
2077 -0.32% 0.87%
2076 -0.31% 0.91%
2075 -0.31% 0.94%
2074 -0.29% 0.96%
2073 -0.27% 0.99%
2072 -0.26% 1.01%
2071 -0.25% 1.02%
2070 -0.23% 1.05%
2069 -0.23% 1.06%
2068 -0.24% 1.12%
2067 -0.21% 1.15%
2066 -0.22% 1.15%
2065 -0.19% 1.19%
2064 -0.17% 1.23%
2063 -0.16% 1.27%
2062 -0.14% 1.29%
2061 -0.14% 1.32%
2060 -0.12% 1.34%
2059 -0.11% 1.38%
2058 -0.1% 1.41%
2057 -0.09% 1.44%
2056 -0.05% 1.49%
2055 -0.04% 1.52%
2054 -0.04% 1.53%
2053 -0.02% 1.57%
2052 -0.004% 1.59%
2051 0.01% 1.63%
2050 0.02% 1.66%
2049 0.04% 1.65%
2048 0.07% 1.67%
2047 0.1% 1.71%
2046 0.14% 1.74%
2045 0.13% 1.76%
2044 0.16% 1.79%
2043 0.18% 1.8%
2042 0.2% 1.84%
2041 0.22% 1.85%
2040 0.25% 1.88%
2039 0.26% 1.91%
2038 0.29% 1.97%
2037 0.29% 2%
2036 0.31% 2.06%
2035 0.33% 2.1%
2034 0.35% 2.14%
2033 0.37% 2.17%
2032 0.38% 2.2%
2031 0.41% 2.25%
2030 0.42% 2.28%
2029 0.45% 2.3%
2028 0.47% 2.34%
2027 0.5% 3.08%
2026 0.52% 3.2%
2025 -0.73% 2.4%
2024 -0.55% 0.81%
2023 -0.65% 1.34%
2022 0.11% 2.74%
2021 1.08% 2.73%
2020 0.53% 2.72%
2019 0.61% 2.98%
2018 1.01% 3.55%
2017 1.15% 3.53%
2016 1.14% 3.09%
2015 0.92% 3.09%
2014 0.94% 2.75%
2013 -2.76% 2.34%
2012 0.76% 2.16%
2011 0.62% 2.05%
2010 0.59% 2.45%
2009 0.62% 2.81%
2008 0.67% 2.62%
2007 0.69% 2.41%
2006 0.67% 2.34%
2005 0.64% 2.31%
2004 0.68% 2.21%
2003 0.74% 2.28%
2002 1.05% 2.5%
2001 1.59% 2.52%
2000 1.84% 2.53%
1999 1.88% 2.54%
1998 1.91% 2.55%
1997 1.92% 2.25%
1996 1.94% 2.27%
1995 1.67% 2.61%
1994 1.47% 2.55%
1993 1.71% 2.26%
1992 1.6% 2.03%
1991 0.75% 2.04%
1990 0.64% 2.06%
1989 1.06% 2.08%
1988 1.02% 2.09%
1987 1.18% 2.05%
1986 1.2% 1.92%
1985 0.66% 1.84%
1984 0.34% 2.29%
1983 0.67% 3.37%
1982 1.24% 3.97%
1981 1.69% 4.23%
1980 1.84% 4.3%
1979 1.88% 4.21%
1978 1.86% 4.03%
1977 1.83% 3.55%
1976 1.83% 3.59%
1975 1.83% 3.56%
1974 1.87% 4.07%
1973 1.97% 4.16%
1972 2.05% 3.49%
1971 2.16% 3.5%
1970 2.27% 3.51%
1969 2.37% 3.49%
1968 2.43% 3.48%
1967 2.44% 3.46%
1966 2.45% 3.44%
1965 2.47% 3.43%
1964 2.49% 3.4%
1963 2.48% 3.35%
1962 2.47% 3.29%
1961 2.46% 3.23%

Data sources: United Nations | World Population Prospects (2026–2100, retrieved 2026-07-08); World Bank | Health (1961–2025, retrieved 2026-07-08).

GeoRank.org/population/sri-lanka/sudan | CC BY

In 2025, the population of Sri Lanka declined by 0.73%, while Sudan's population grew by 2.4%.

Live population counters

Sri Lanka Sudan
Current population
21926160
54156832
Population rank 63/197 29/197
Percent of world population 0.26% 0.65%
One net population change
3.29 minutes
26.1 seconds
One birth every
2.37 minutes
18.9 seconds
One death every
3.07 minutes
1.64 minutes
Daily growth/decline -438 +3,324
Annual growth/decline -160,000 +1,213,184
Annual growth/decline rate -0.73% +2.4%
Population growth rate rank 190/197 30/197
One migration net change every
17.2 minutes
1.81 minutes
Annual migration change -30,724 +291,469
Net migration rank 165/196 6/196
Foreign-born residents 40,698 2,397,113
Foreign-born residents rank 156/195 29/195
Foreign-born share of population 0.2% 4.8%
Foreign-born share rank 190/195 94/195

Natural population change vs migration

Sri Lanka
Natural

Migration
Sudan
Natural

Migration
1x
Year Population change
Sri Lanka Sudan
Natural Migration Natural Migration
2025 - -30,724 - 291,469
2024 50,407 -27,245 1,345,019 -544,257
2023 66,111 -28,011 1,361,564 -1,349,998
2022 95,378 -27,435 1,333,992 -26,668
2021 121,858 -29,586 1,293,817 31,664
2020 170,968 -29,875 1,295,781 -65,933
2019 172,243 -28,426 1,291,747 -39,491
2018 183,610 -28,607 1,257,387 125,499
2017 187,993 -22,324 1,208,046 441,623
2016 194,232 -18,388 1,174,422 84,728
2015 201,815 -29,797 1,145,259 66,476
2014 211,541 -33,672 1,097,962 92,504
2013 221,021 -37,754 1,078,446 -194,001
2012 229,138 -41,955 1,073,062 -232,196
2011 224,461 -90,839 1,070,888 -347,024
2010 224,325 -98,060 1,068,381 -339,466
2009 200,175 -81,130 1,041,810 -80,159
2008 232,225 -97,144 1,001,826 -73,188
2007 248,287 -109,695 992,819 -201,769
2006 248,706 -107,045 963,740 -211,387
2005 248,683 -118,594 907,017 -199,378
2004 212,527 -84,795 889,382 -185,392
2003 252,008 -107,573 898,226 -281,001
2002 252,840 -105,718 897,965 -180,603
2001 244,377 19,273 880,284 -173,745
2000 227,060 123,894 858,536 -165,030
1999 206,876 138,799 835,840 -157,090
1998 201,059 150,724 814,752 -150,271
1997 208,193 135,636 802,245 -148,368
1996 215,290 127,236 792,926 -310,221
1995 221,957 117,416 780,700 -144,670
1994 228,904 8,323 764,645 -144,324
1993 226,257 36,232 743,249 -166,861
1992 222,230 88,542 731,177 -271,093
1991 218,117 -1,047 714,612 -261,341
1990 224,454 -195,736 699,953 -254,825
1989 212,401 -33,305 683,743 -241,979
1988 219,184 -58,415 672,604 -235,213
1987 226,414 -63,105 658,416 -228,756
1986 233,782 -26,460 649,649 -245,968
1985 247,836 -80,950 583,382 -222,315
1984 263,175 -225,450 577,405 -219,755
1983 277,768 -209,362 570,198 -54,325
1982 300,030 -163,987 606,362 124,007
1981 328,096 -89,824 585,087 96,697
1980 328,155 -63,541 552,930 208,602
1979 329,791 -57,683 524,942 120,613
1978 317,055 -50,189 497,987 177,153
1977 300,038 -45,383 483,089 58,540
1976 291,816 -41,258 470,019 22,147
1975 282,496 -37,475 454,813 62,843
1974 275,521 -33,979 444,456 6,023
1973 278,577 -30,582 439,201 173,143
1972 282,494 -27,071 428,340 2,238
1971 281,200 -22,021 417,641 -3,577
1970 286,719 -16,299 401,013 4,479
1969 286,218 -10,152 385,712 2,476
1968 286,642 -7,163 370,917 2,776
1967 284,738 -6,696 356,599 4,508
1966 275,549 -6,794 342,118 2,813
1965 272,422 -7,249 327,799 6,367
1964 269,584 -7,614 315,166 4,505
1963 262,880 -8,118 302,132 4,263
1962 256,719 -8,909 287,317 4,387
1961 251,087 -10,144 272,562 3,904
1960 247,631 -12,610 262,235 2,194

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08).

GeoRank.org/population/sri-lanka/sudan | CC BY

Over the last 10 years, 84.3% of the population change in Sri Lanka is from natural causes (a gain of 1,444,615 people) and 15.7% is from migration (a loss of 269,694 people). In Sudan 90.9% is from natural causes (a gain of 12,707,034 people) and 9.13% is from migration (a loss of 1,276,357 people).

As of 2024, 40,698 residents or 0.2% of the population were not native-born in Sri Lanka, compared to 2,397,113 people or 4.8% in Sudan.

Biggest cities by population

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
Sudan
City Population
Khartoum 5.34M
Omdurman 2.81M
Port Sudan 580K
El-Obeid 560K
Kassala 536K
Kosti 528K
Nyala 493K
El-Gadarif 355K
Al-Fashir 286K
Ad-Damazin 186K

Compare countries by 7 more topics

Population map with other countries

1x

Data sources: World Bank | Health (1960–2025, retrieved 2026-07-08); United Nations | World Population Prospects (1960–2026, retrieved 2026-07-08); U.S. Census Bureau (1960–2025, retrieved 2026-07-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08).

GeoRank.org/population/sri-lanka/sudan | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-07-08)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-07-08)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-07-08)
  4. Wikidata (2026, retrieved 2026-07-08)
  5. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)

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