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Population in Indonesia compared to Sierra Leone: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Indonesia was 285,721,236 in 2025 vs 8,819,794 people in Sierra Leone in 2025. In 2026, based on the adjusted UN estimation, the current Indonesia's population is 289,027,659 people compared to 9,090,531 in Sierra Leone.

Population statistics:

  • Indonesia's population is 31.8 times bigger than Sierra Leone's.
  • Indonesia is ranked the 4th most populous country in the world, while Sierra Leone is the 100th.
  • The countries together account for 3.59% of the world: 3.48% for Indonesia vs 0.11% for Sierra Leone.
  • For the last 10 years, Indonesia has had an average growth rate of +0.9% per year vs +2.29% in Sierra Leone.
  • Since 2006, the population of Indonesia has increased from 234M people to 289M (23.5% growth), while Sierra Leone has grown from 5.62M to 9.09M (61.6% growth).

Indonesia vs Sierra Leone: population by year and forecast

Indonesia
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Population
Indonesia Sierra Leone
2100 297,217,412 16,107,087
2099 298,340,219 16,121,940
2098 299,449,882 16,135,035
2097 300,549,857 16,149,905
2096 301,634,112 16,160,672
2095 302,698,798 16,169,304
2094 303,751,488 16,168,902
2093 304,790,169 16,173,609
2092 305,809,796 16,170,778
2091 306,805,664 16,163,901
2090 307,780,044 16,154,165
2089 308,727,665 16,142,526
2088 309,652,467 16,128,775
2087 310,557,120 16,112,585
2086 311,434,804 16,085,549
2085 312,284,488 16,064,212
2084 313,107,329 16,040,563
2083 313,904,231 16,006,923
2082 314,670,881 15,970,872
2081 315,404,888 15,930,880
2080 316,109,402 15,892,665
2079 316,790,074 15,850,728
2078 317,438,140 15,801,450
2077 318,056,534 15,750,408
2076 318,635,038 15,695,310
2075 319,190,402 15,635,345
2074 319,709,426 15,580,279
2073 320,201,444 15,512,655
2072 320,659,562 15,442,481
2071 321,086,184 15,370,747
2070 321,485,042 15,293,426
2069 321,858,064 15,212,664
2068 322,201,979 15,124,069
2067 322,516,545 15,028,190
2066 322,798,892 14,931,295
2065 323,048,550 14,833,794
2064 323,268,759 14,736,872
2063 323,456,004 14,638,180
2062 323,612,644 14,525,736
2061 323,734,699 14,420,068
2060 323,814,746 14,307,451
2059 323,854,683 14,194,972
2058 323,844,015 14,077,124
2057 323,786,943 13,957,197
2056 323,671,172 13,832,494
2055 323,502,155 13,702,508
2054 323,274,189 13,576,231
2053 322,982,358 13,440,929
2052 322,627,695 13,299,910
2051 322,202,850 13,152,910
2050 321,699,802 13,006,688
2049 321,119,283 12,863,637
2048 320,457,830 12,712,671
2047 319,728,668 12,566,944
2046 318,921,027 12,411,042
2045 318,028,206 12,254,651
2044 317,051,440 12,088,895
2043 315,992,168 11,928,393
2042 314,856,940 11,767,372
2041 313,643,892 11,599,942
2040 312,358,800 11,428,331
2039 311,001,176 11,259,845
2038 309,578,763 11,097,180
2037 308,089,917 10,928,754
2036 306,544,452 10,757,928
2035 304,940,852 10,582,918
2034 303,275,782 10,411,088
2033 301,552,643 10,238,503
2032 299,781,696 10,059,929
2031 297,956,985 9,881,109
2030 296,081,262 9,705,485
2029 294,145,245 9,529,493
2028 292,143,454 9,358,412
2027 290,069,053 9,177,288
2026 287,927,760 8,998,902
2025 285,721,236 8,819,794
2024 283,487,931 8,642,022
2023 281,190,067 8,460,512
2022 278,830,529 8,276,807
2021 276,758,053 8,094,602
2020 274,814,866 7,912,558
2019 272,489,381 7,731,991
2018 269,951,846 7,554,563
2017 267,346,658 7,379,299
2016 264,627,418 7,205,328
2015 261,799,249 7,037,655
2014 258,877,399 6,876,385
2013 255,852,467 6,714,051
2012 252,698,525 6,551,080
2011 249,470,032 6,387,251
2010 246,305,322 6,222,714
2009 243,220,028 6,055,646
2008 240,157,903 5,894,722
2007 237,062,337 5,749,352
2006 233,951,652 5,624,466
2005 230,871,650 5,501,712
2004 227,926,649 5,355,717
2003 225,048,008 5,177,687
2002 222,088,495 4,971,435
2001 219,097,902 4,692,716
2000 216,077,790 4,423,611
1999 213,004,668 4,318,043
1998 209,826,788 4,295,785
1997 206,536,095 4,253,716
1996 203,204,348 4,199,210
1995 199,888,057 4,179,179
1994 196,591,828 4,173,105
1993 193,305,168 4,157,130
1992 190,043,744 4,166,366
1991 186,778,238 4,246,267
1990 183,501,098 4,196,828
1989 180,201,630 4,034,037
1988 176,855,065 3,934,517
1987 173,511,154 3,829,718
1986 170,175,065 3,728,380
1985 166,776,185 3,638,438
1984 163,251,124 3,558,758
1983 159,651,381 3,481,646
1982 156,052,152 3,408,183
1981 152,485,035 3,338,940
1980 148,950,540 3,272,089
1979 145,434,834 3,207,499
1978 141,953,163 3,145,517
1977 138,533,541 3,085,354
1976 135,173,655 3,028,820
1975 131,843,848 2,974,657
1974 128,555,045 2,920,459
1973 125,288,515 2,866,955
1972 122,039,841 2,814,388
1971 118,833,702 2,763,222
1970 115,657,495 2,712,286
1969 112,517,639 2,661,365
1968 109,450,006 2,611,532
1967 106,526,393 2,562,384
1966 103,792,754 2,514,638
1965 101,365,130 2,468,666
1964 98,833,749 2,424,390
1963 96,051,424 2,382,258
1962 93,375,850 2,342,242
1961 90,791,249 2,304,227
1960 88,296,070 2,268,356

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/indonesia/sierra-leone | CC BY

From 2006 to 2016, the population of Indonesia increased by 30,675,766 people (a 13.1% growth), while Sierra Leone gained 1,580,862 people (a 28.1% growth).

For the next 10 years, from 2016 to 2026, Indonesia gained 24,400,241 people (a 9.22% growth), while Sierra Leone's population increased by 1,885,203 people (a 26.2% growth).

Indonesia was ranked 4th most populous country in 2006 and is still 4th in 2026. Sierra Leone was ranked 105th in 2006 and ranked 100th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Indonesia's population will grow by 11.3% to 321,699,802 people with a rank change from 4th to 6th. The population of Sierra Leone will increase by 43.1% to 13,006,688 people and rank change from 100th to 91st.

Indonesia is projected to reach its peak in 2059 at 324M people compared to the peak of 16.2M people in 2093 for Sierra Leone.

Population growth rate by year

Indonesia
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Growth rate
Indonesia Sierra Leone
2100 -0.38% -0.09%
2099 -0.37% -0.08%
2098 -0.37% -0.09%
2097 -0.36% -0.07%
2096 -0.35% -0.05%
2095 -0.35% 0.002%
2094 -0.34% -0.03%
2093 -0.33% 0.02%
2092 -0.32% 0.04%
2091 -0.32% 0.06%
2090 -0.31% 0.07%
2089 -0.3% 0.09%
2088 -0.29% 0.1%
2087 -0.28% 0.17%
2086 -0.27% 0.13%
2085 -0.26% 0.15%
2084 -0.25% 0.21%
2083 -0.24% 0.23%
2082 -0.23% 0.25%
2081 -0.22% 0.24%
2080 -0.21% 0.26%
2079 -0.2% 0.31%
2078 -0.19% 0.32%
2077 -0.18% 0.35%
2076 -0.17% 0.38%
2075 -0.16% 0.35%
2074 -0.15% 0.44%
2073 -0.14% 0.45%
2072 -0.13% 0.47%
2071 -0.12% 0.51%
2070 -0.12% 0.53%
2069 -0.11% 0.59%
2068 -0.1% 0.64%
2067 -0.09% 0.65%
2066 -0.08% 0.66%
2065 -0.07% 0.66%
2064 -0.06% 0.67%
2063 -0.05% 0.77%
2062 -0.04% 0.73%
2061 -0.02% 0.79%
2060 -0.01% 0.79%
2059 0.003% 0.84%
2058 0.02% 0.86%
2057 0.04% 0.9%
2056 0.05% 0.95%
2055 0.07% 0.93%
2054 0.09% 1.01%
2053 0.11% 1.06%
2052 0.13% 1.12%
2051 0.16% 1.12%
2050 0.18% 1.11%
2049 0.21% 1.19%
2048 0.23% 1.16%
2047 0.25% 1.26%
2046 0.28% 1.28%
2045 0.31% 1.37%
2044 0.34% 1.35%
2043 0.36% 1.37%
2042 0.39% 1.44%
2041 0.41% 1.5%
2040 0.44% 1.5%
2039 0.46% 1.47%
2038 0.48% 1.54%
2037 0.5% 1.59%
2036 0.53% 1.65%
2035 0.55% 1.65%
2034 0.57% 1.69%
2033 0.59% 1.78%
2032 0.61% 1.81%
2031 0.63% 1.81%
2030 0.66% 1.85%
2029 0.69% 1.83%
2028 0.72% 1.97%
2027 0.74% 1.98%
2026 0.77% 2.03%
2025 0.79% 2.06%
2024 0.82% 2.15%
2023 0.85% 2.22%
2022 0.75% 2.25%
2021 0.71% 2.3%
2020 0.85% 2.34%
2019 0.94% 2.35%
2018 0.97% 2.38%
2017 1.03% 2.41%
2016 1.08% 2.38%
2015 1.13% 2.35%
2014 1.18% 2.42%
2013 1.25% 2.49%
2012 1.29% 2.56%
2011 1.28% 2.64%
2010 1.27% 2.76%
2009 1.28% 2.73%
2008 1.31% 2.53%
2007 1.33% 2.22%
2006 1.33% 2.23%
2005 1.29% 2.73%
2004 1.28% 3.44%
2003 1.33% 4.15%
2002 1.36% 5.94%
2001 1.4% 6.08%
2000 1.44% 2.44%
1999 1.51% 0.52%
1998 1.59% 0.99%
1997 1.64% 1.3%
1996 1.66% 0.48%
1995 1.68% 0.15%
1994 1.7% 0.38%
1993 1.72% -0.22%
1992 1.75% -1.88%
1991 1.79% 1.18%
1990 1.83% 4.04%
1989 1.89% 2.53%
1988 1.93% 2.74%
1987 1.96% 2.72%
1986 2.04% 2.47%
1985 2.16% 2.24%
1984 2.25% 2.21%
1983 2.31% 2.16%
1982 2.34% 2.07%
1981 2.37% 2.04%
1980 2.42% 2.01%
1979 2.45% 1.97%
1978 2.47% 1.95%
1977 2.49% 1.87%
1976 2.53% 1.82%
1975 2.56% 1.86%
1974 2.61% 1.87%
1973 2.66% 1.87%
1972 2.7% 1.85%
1971 2.75% 1.88%
1970 2.79% 1.91%
1969 2.8% 1.91%
1968 2.74% 1.92%
1967 2.63% 1.9%
1966 2.39% 1.86%
1965 2.56% 1.83%
1964 2.9% 1.77%
1963 2.87% 1.71%
1962 2.85% 1.65%
1961 2.83% 1.58%

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/indonesia/sierra-leone | CC BY

In 2025, the population of Indonesia grew by 0.79%, while Sierra Leone's population grew by 2.06%.

Live population counters

Indonesia Sierra Leone
Current population
289027659
9090531
Population rank 4/197 100/197
Percent of world population 3.48% 0.11%
One net population change
14.2 seconds
2.96 minutes
One birth every
7.06 seconds
2.02 minutes
One death every
14.6 seconds
7.41 minutes
Daily growth/decline +6,119 +487
Annual growth/decline +2,233,305 +177,772
Annual growth/decline rate +0.79% +2.06%
Population growth rate rank 112/197 47/197
One migration net change every
13.3 minutes
46.6 minutes
Annual migration change -39,509 -11,309
Net migration rank 171/196 136/196
Foreign-born residents 445,726 49,997
Foreign-born residents rank 86/195 151/195
Foreign-born share of population 0.2% 0.6%
Foreign-born share rank 188/195 174/195

Natural population change vs migration

Indonesia
Natural

Migration
Sierra Leone
Natural

Migration
1x
Year Population change
Indonesia Sierra Leone
Natural Migration Natural Migration
2025 - -39,509 - -11,309
2024 2,307,025 -38,469 189,234 -11,000
2023 2,364,808 -37,501 188,788 -4,000
2022 2,429,171 -37,501 186,625 -4,000
2021 1,764,332 -11,248 183,326 -1,544
2020 2,152,076 -18,743 181,015 1,292
2019 2,548,048 -30,421 181,068 -2,238
2018 2,587,219 -29,911 178,772 -2,741
2017 2,682,556 -29,467 173,259 1,234
2016 2,814,578 -28,991 168,784 4,657
2015 2,899,165 -28,487 162,275 -356
2014 3,000,907 -27,988 160,137 485
2013 3,104,258 -27,507 161,265 2,773
2012 3,259,811 -28,869 160,915 988
2011 3,266,560 -40,543 158,858 6,895
2010 3,161,082 -57,752 155,338 7,983
2009 3,140,944 -73,655 152,669 18,145
2008 3,138,143 -81,364 149,855 1,182
2007 3,211,484 -77,338 145,740 -6,042
2006 3,163,026 -75,829 144,127 -34,052
2005 3,149,551 -76,784 137,234 -1,805
2004 2,894,440 -77,002 132,661 23,897
2003 3,037,698 -97,732 130,312 69,185
2002 3,063,044 -83,985 126,429 86,578
2001 3,066,275 -64,255 116,647 227,791
2000 3,080,621 -42,697 110,754 83,013
1999 3,137,133 -28,799 102,295 -84,926
1998 3,258,820 -11,356 103,906 -76,766
1997 3,338,243 -4,334 105,433 -48,437
1996 3,331,535 -1,854 104,140 -52,110
1995 3,304,550 -1,643 100,885 -112,857
1994 3,292,127 -2,575 101,486 -77,371
1993 3,287,348 -3,485 103,317 -95,476
1992 3,241,576 -2,609 103,251 -129,565
1991 3,288,791 3,096 105,477 -238,965
1990 3,250,906 11,539 100,778 131,587
1989 3,316,792 19,905 98,298 -5,079
1988 3,331,242 25,383 96,344 9,470
1987 3,304,520 26,705 94,235 9,558
1986 3,309,905 30,988 90,902 7,992
1985 3,419,412 37,451 88,869 -7,873
1984 3,549,570 43,693 87,072 -8,708
1983 3,558,949 47,375 84,628 -8,783
1982 3,545,504 46,792 82,457 -11,379
1981 3,497,244 44,710 80,111 -12,699
1980 3,484,846 42,254 77,932 -11,641
1979 3,460,621 43,900 75,992 -13,095
1978 3,412,980 45,911 74,130 -13,073
1977 3,334,779 45,610 71,663 -12,399
1976 3,291,479 48,010 69,506 -15,686
1975 3,263,794 56,386 67,560 -13,058
1974 3,196,136 61,188 65,357 -11,473
1973 3,210,643 64,991 62,443 -9,322
1972 3,149,726 72,007 60,279 -8,267
1971 3,111,304 79,264 58,484 -8,162
1970 3,080,421 81,368 56,513 -4,957
1969 3,034,825 82,955 54,768 -4,485
1968 2,961,608 55,731 53,126 -3,743
1967 2,909,981 -80,138 51,734 -2,819
1966 2,715,011 -77,645 49,486 -2,911
1965 2,278,891 -61,145 47,223 -1,851
1964 2,700,138 144,819 45,487 -2,308
1963 2,609,526 110,166 43,569 -2,480
1962 2,525,163 106,264 41,603 -2,658
1961 2,434,113 103,628 40,022 -2,947
1960 2,350,971 101,631 38,192 -3,528

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

GeoRank.org/population/indonesia/sierra-leone | CC BY

Over the last 10 years, 98.8% of the population change in Indonesia is from natural causes (a gain of 24,548,978 people) and 1.17% is from migration (a loss of 290,739 people). In Sierra Leone 99% is from natural causes (a gain of 1,793,146 people) and 1.03% is from migration (a loss of 18,696 people).

As of 2024, 445,726 residents or 0.2% of the population were not native-born in Indonesia, compared to 49,997 people or 0.6% in Sierra Leone.

Biggest cities by population

Indonesia
City Population
Jakarta 11.1M
Bali 4.36M
Surabaya 3.01M
Bandung 2.88M
Bekasi 2.38M
Depok 2.33M
Tangerang 2.24M
Medan 2.11M
South Tangerang 1.64M
Semarang 1.62M
Sierra Leone
City Population
Freetown 951K
Bo 234K
Kenema 188K

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/indonesia/sierra-leone | 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. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-07-08)
  5. Wikidata (2026, retrieved 2026-07-08)

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