Skip to content

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

Updated on by Georank

The latest officially reported population of Bahrain was 1,600,366 in 2025 vs 8,819,794 people in Sierra Leone in 2025. In 2026, based on the adjusted UN estimation, the current Bahrain's population is 1,649,267 people compared to 9,090,531 in Sierra Leone.

Population statistics:

  • Sierra Leone's population is 5.51 times bigger than Bahrain's.
  • Bahrain is ranked the 151st most populous country in the world, while Sierra Leone is the 100th.
  • The countries together account for 0.13% of the world: 0.02% for Bahrain vs 0.11% for Sierra Leone.
  • For the last 10 years, Bahrain has had an average growth rate of +1.83% per year vs +2.29% in Sierra Leone.
  • Since 2006, the population of Bahrain has increased from 960K people to 1.65M (71.7% growth), while Sierra Leone has grown from 5.62M to 9.09M (61.6% growth).

Bahrain vs Sierra Leone: population by year and forecast

Bahrain
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Population
Bahrain Sierra Leone
2100 3,031,337 16,107,087
2099 3,011,916 16,121,940
2098 2,992,487 16,135,035
2097 2,973,093 16,149,905
2096 2,953,759 16,160,672
2095 2,934,466 16,169,304
2094 2,915,204 16,168,902
2093 2,896,001 16,173,609
2092 2,876,839 16,170,778
2091 2,857,700 16,163,901
2090 2,838,655 16,154,165
2089 2,819,707 16,142,526
2088 2,800,765 16,128,775
2087 2,781,926 16,112,585
2086 2,763,133 16,085,549
2085 2,744,327 16,064,212
2084 2,725,573 16,040,563
2083 2,706,819 16,006,923
2082 2,688,091 15,970,872
2081 2,669,405 15,930,880
2080 2,650,761 15,892,665
2079 2,632,128 15,850,728
2078 2,613,489 15,801,450
2077 2,594,847 15,750,408
2076 2,576,208 15,695,310
2075 2,557,513 15,635,345
2074 2,538,752 15,580,279
2073 2,519,971 15,512,655
2072 2,501,190 15,442,481
2071 2,482,346 15,370,747
2070 2,463,552 15,293,426
2069 2,444,735 15,212,664
2068 2,425,908 15,124,069
2067 2,407,081 15,028,190
2066 2,388,320 14,931,295
2065 2,369,644 14,833,794
2064 2,351,001 14,736,872
2063 2,332,422 14,638,180
2062 2,313,935 14,525,736
2061 2,295,551 14,420,068
2060 2,277,267 14,307,451
2059 2,259,033 14,194,972
2058 2,240,850 14,077,124
2057 2,222,771 13,957,197
2056 2,204,739 13,832,494
2055 2,186,699 13,702,508
2054 2,168,666 13,576,231
2053 2,150,594 13,440,929
2052 2,132,515 13,299,910
2051 2,114,430 13,152,910
2050 2,096,281 13,006,688
2049 2,078,112 12,863,637
2048 2,059,873 12,712,671
2047 2,041,553 12,566,944
2046 2,023,114 12,411,042
2045 2,004,578 12,254,651
2044 1,985,907 12,088,895
2043 1,967,174 11,928,393
2042 1,948,376 11,767,372
2041 1,929,535 11,599,942
2040 1,910,715 11,428,331
2039 1,891,961 11,259,845
2038 1,873,245 11,097,180
2037 1,854,637 10,928,754
2036 1,836,126 10,757,928
2035 1,817,753 10,582,918
2034 1,799,540 10,411,088
2033 1,781,495 10,238,503
2032 1,763,602 10,059,929
2031 1,745,865 9,881,109
2030 1,728,268 9,705,485
2029 1,709,742 9,529,493
2028 1,688,220 9,358,412
2027 1,663,819 9,177,288
2026 1,633,899 8,998,902
2025 1,600,366 8,819,794
2024 1,588,670 8,642,022
2023 1,577,059 8,460,512
2022 1,524,693 8,276,807
2021 1,504,365 8,094,602
2020 1,472,204 7,912,558
2019 1,483,756 7,731,991
2018 1,503,091 7,554,563
2017 1,501,116 7,379,299
2016 1,423,726 7,205,328
2015 1,370,322 7,037,655
2014 1,314,562 6,876,385
2013 1,253,191 6,714,051
2012 1,208,964 6,551,080
2011 1,195,020 6,387,251
2010 1,228,543 6,222,714
2009 1,178,415 6,055,646
2008 1,103,496 5,894,722
2007 1,039,295 5,749,352
2006 960,424 5,624,466
2005 888,822 5,501,712
2004 823,741 5,355,717
2003 764,517 5,177,687
2002 710,553 4,971,435
2001 661,316 4,692,716
2000 637,582 4,423,611
1999 620,989 4,318,043
1998 604,842 4,295,785
1997 589,115 4,253,716
1996 573,792 4,199,210
1995 558,879 4,179,179
1994 544,366 4,173,105
1993 530,225 4,157,130
1992 516,458 4,166,366
1991 503,052 4,246,267
1990 514,797 4,196,828
1989 497,327 4,034,037
1988 479,929 3,934,517
1987 462,854 3,829,718
1986 446,286 3,728,380
1985 430,358 3,638,438
1984 415,154 3,558,758
1983 400,707 3,481,646
1982 386,983 3,408,183
1981 373,524 3,338,940
1980 358,978 3,272,089
1979 343,457 3,207,499
1978 328,046 3,145,517
1977 312,823 3,085,354
1976 297,863 3,028,820
1975 283,243 2,974,657
1974 269,038 2,920,459
1973 255,320 2,866,955
1972 242,113 2,814,388
1971 230,733 2,763,222
1970 224,809 2,712,286
1969 222,469 2,661,365
1968 219,337 2,611,532
1967 214,189 2,562,384
1966 207,543 2,514,638
1965 200,866 2,468,666
1964 193,816 2,424,390
1963 186,501 2,382,258
1962 179,349 2,342,242
1961 172,346 2,304,227
1960 165,477 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/bahrain/sierra-leone | CC BY

From 2006 to 2016, the population of Bahrain increased by 463,302 people (a 48.2% growth), while Sierra Leone gained 1,580,862 people (a 28.1% growth).

For the next 10 years, from 2016 to 2026, Bahrain gained 225,541 people (a 15.8% growth), while Sierra Leone's population increased by 1,885,203 people (a 26.2% growth).

Bahrain was ranked 157th most populous country in 2006 and is 151st 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) Bahrain's population will grow by 27.1% to 2,096,281 people with a rank change from 151st to 146th. The population of Sierra Leone will increase by 43.1% to 13,006,688 people and rank change from 100th to 91st.

Bahrain is projected to reach its peak in 2100 at 3.03M people compared to the peak of 16.2M people in 2093 for Sierra Leone.

Population growth rate by year

Bahrain
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Growth rate
Bahrain Sierra Leone
2100 0.64% -0.09%
2099 0.65% -0.08%
2098 0.65% -0.09%
2097 0.65% -0.07%
2096 0.66% -0.05%
2095 0.66% 0.002%
2094 0.66% -0.03%
2093 0.67% 0.02%
2092 0.67% 0.04%
2091 0.67% 0.06%
2090 0.67% 0.07%
2089 0.68% 0.09%
2088 0.68% 0.1%
2087 0.68% 0.17%
2086 0.69% 0.13%
2085 0.69% 0.15%
2084 0.69% 0.21%
2083 0.7% 0.23%
2082 0.7% 0.25%
2081 0.7% 0.24%
2080 0.71% 0.26%
2079 0.71% 0.31%
2078 0.72% 0.32%
2077 0.72% 0.35%
2076 0.73% 0.38%
2075 0.74% 0.35%
2074 0.75% 0.44%
2073 0.75% 0.45%
2072 0.76% 0.47%
2071 0.76% 0.51%
2070 0.77% 0.53%
2069 0.78% 0.59%
2068 0.78% 0.64%
2067 0.79% 0.65%
2066 0.79% 0.66%
2065 0.79% 0.66%
2064 0.8% 0.67%
2063 0.8% 0.77%
2062 0.8% 0.73%
2061 0.8% 0.79%
2060 0.81% 0.79%
2059 0.81% 0.84%
2058 0.81% 0.86%
2057 0.82% 0.9%
2056 0.82% 0.95%
2055 0.83% 0.93%
2054 0.84% 1.01%
2053 0.85% 1.06%
2052 0.86% 1.12%
2051 0.87% 1.12%
2050 0.87% 1.11%
2049 0.89% 1.19%
2048 0.9% 1.16%
2047 0.91% 1.26%
2046 0.92% 1.28%
2045 0.94% 1.37%
2044 0.95% 1.35%
2043 0.96% 1.37%
2042 0.98% 1.44%
2041 0.98% 1.5%
2040 0.99% 1.5%
2039 1% 1.47%
2038 1% 1.54%
2037 1.01% 1.59%
2036 1.01% 1.65%
2035 1.01% 1.65%
2034 1.01% 1.69%
2033 1.01% 1.78%
2032 1.02% 1.81%
2031 1.02% 1.81%
2030 1.08% 1.85%
2029 1.27% 1.83%
2028 1.47% 1.97%
2027 1.83% 1.98%
2026 2.1% 2.03%
2025 0.74% 2.06%
2024 0.74% 2.15%
2023 3.43% 2.22%
2022 1.35% 2.25%
2021 2.18% 2.3%
2020 -0.78% 2.34%
2019 -1.29% 2.35%
2018 0.13% 2.38%
2017 5.44% 2.41%
2016 3.9% 2.38%
2015 4.24% 2.35%
2014 4.9% 2.42%
2013 3.66% 2.49%
2012 1.17% 2.56%
2011 -2.73% 2.64%
2010 4.25% 2.76%
2009 6.79% 2.73%
2008 6.18% 2.53%
2007 8.21% 2.22%
2006 8.06% 2.23%
2005 7.9% 2.73%
2004 7.75% 3.44%
2003 7.59% 4.15%
2002 7.45% 5.94%
2001 3.72% 6.08%
2000 2.67% 2.44%
1999 2.67% 0.52%
1998 2.67% 0.99%
1997 2.67% 1.3%
1996 2.67% 0.48%
1995 2.67% 0.15%
1994 2.67% 0.38%
1993 2.67% -0.22%
1992 2.66% -1.88%
1991 -2.28% 1.18%
1990 3.51% 4.04%
1989 3.63% 2.53%
1988 3.69% 2.74%
1987 3.71% 2.72%
1986 3.7% 2.47%
1985 3.66% 2.24%
1984 3.61% 2.21%
1983 3.55% 2.16%
1982 3.6% 2.07%
1981 4.05% 2.04%
1980 4.52% 2.01%
1979 4.7% 1.97%
1978 4.87% 1.95%
1977 5.02% 1.87%
1976 5.16% 1.82%
1975 5.28% 1.86%
1974 5.37% 1.87%
1973 5.45% 1.87%
1972 4.93% 1.85%
1971 2.64% 1.88%
1970 1.05% 1.91%
1969 1.43% 1.91%
1968 2.4% 1.92%
1967 3.2% 1.9%
1966 3.32% 1.86%
1965 3.64% 1.83%
1964 3.92% 1.77%
1963 3.99% 1.71%
1962 4.06% 1.65%
1961 4.15% 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/bahrain/sierra-leone | CC BY

In 2025, the population of Bahrain grew by 0.74%, while Sierra Leone's population grew by 2.06%.

Live population counters

Bahrain Sierra Leone
Current population
1649267
9090531
Population rank 151/197 100/197
Percent of world population 0.02% 0.11%
One net population change
45.1 minutes
2.96 minutes
One birth every
27.5 minutes
2.02 minutes
One death every
2.5 hours
7.41 minutes
Daily growth/decline +32 +487
Annual growth/decline +11,696 +177,772
Annual growth/decline rate +0.74% +2.06%
Population growth rate rank 115/197 47/197
One migration net change every
29.1 minutes
46.6 minutes
Annual migration change +18,128 -11,309
Net migration rank 34/196 136/196
Foreign-born residents 840,202 49,997
Foreign-born residents rank 66/195 151/195
Foreign-born share of population 52.3% 0.6%
Foreign-born share rank 7/195 174/195

Natural population change vs migration

Bahrain
Natural

Migration
Sierra Leone
Natural

Migration
1x
Year Population change
Bahrain Sierra Leone
Natural Migration Natural Migration
2025 - 18,128 - -11,309
2024 15,606 22,699 189,234 -11,000
2023 16,356 20,002 188,788 -4,000
2022 17,058 18,975 186,625 -4,000
2021 15,401 11,882 183,326 -1,544
2020 15,056 -5,048 181,015 1,292
2019 16,639 -31,967 181,068 -2,238
2018 17,445 -25,978 178,772 -2,741
2017 18,140 21,958 173,259 1,234
2016 17,996 46,833 168,784 4,657
2015 18,193 36,809 162,275 -356
2014 17,826 40,815 160,137 485
2013 17,044 35,574 161,265 2,773
2012 16,219 12,801 160,915 988
2011 15,990 -26,107 158,858 6,895
2010 16,474 -19,329 155,338 7,983
2009 15,795 46,467 152,669 18,145
2008 15,541 47,674 149,855 1,182
2007 15,393 47,500 145,740 -6,042
2006 15,248 46,615 144,127 -34,052
2005 15,196 45,682 137,234 -1,805
2004 14,454 45,413 132,661 23,897
2003 13,243 45,571 130,312 69,185
2002 11,875 45,952 126,429 86,578
2001 10,948 34,371 116,647 227,791
2000 11,339 2,886 110,754 83,013
1999 11,397 3,130 102,295 -84,926
1998 10,970 3,733 103,906 -76,766
1997 10,739 4,036 105,433 -48,437
1996 10,607 4,162 104,140 -52,110
1995 10,824 3,842 100,885 -112,857
1994 11,133 3,387 101,486 -77,371
1993 11,521 2,850 103,317 -95,476
1992 11,577 2,768 103,251 -129,565
1991 11,491 4,562 105,477 -238,965
1990 12,337 5,090 100,778 131,587
1989 12,293 5,220 98,298 -5,079
1988 11,995 5,294 96,344 9,470
1987 11,709 5,152 94,235 9,558
1986 11,455 4,822 90,902 7,992
1985 10,924 4,657 88,869 -7,873
1984 10,269 4,557 87,072 -8,708
1983 9,821 4,252 84,628 -8,783
1982 9,396 3,980 82,457 -11,379
1981 9,020 4,523 80,111 -12,699
1980 8,802 6,741 77,932 -11,641
1979 8,587 6,908 75,992 -13,095
1978 8,358 6,974 74,130 -13,073
1977 8,093 7,017 71,663 -12,399
1976 7,818 6,993 69,506 -15,686
1975 7,535 6,900 67,560 -13,058
1974 7,265 6,711 65,357 -11,473
1973 7,012 6,450 62,443 -9,322
1972 6,763 6,190 60,279 -8,267
1971 6,650 3,159 58,484 -8,162
1970 6,973 -4,939 56,513 -4,957
1969 7,277 -4,638 54,768 -4,485
1968 7,584 -3,952 53,126 -3,743
1967 7,492 -829 51,734 -2,819
1966 7,342 -718 49,486 -2,911
1965 7,148 -415 47,223 -1,851
1964 6,873 491 45,487 -2,308
1963 6,557 714 43,569 -2,480
1962 6,232 810 41,603 -2,658
1961 5,882 1,076 40,022 -2,947
1960 5,513 1,266 38,192 -3,528

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

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

Over the last 10 years, 59.1% of the population change in Bahrain is from natural causes (a gain of 167,890 people) and 40.9% is from migration (a gain of 116,165 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, 840,202 residents or 52.3% of the population were not native-born in Bahrain, compared to 49,997 people or 0.6% in Sierra Leone.

Biggest cities by population

Bahrain
City Population
Manama 298K
Riffa 115K
Isa Town 61.3K
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/bahrain/sierra-leone | CC BY

Help us show the world through your eyes

Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.

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)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.