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

Updated on by Georank team

The latest officially reported population of Bahrain was 1,588,670 in 2024 vs 8,642,022 people in Sierra Leone in 2024. In 2026, based on the adjusted UN estimation, the current Bahrain's population is 1,669,503 people compared to 9,049,533 in Sierra Leone.

Population statistics:

  • Sierra Leone's population is 5.42 times bigger than Bahrain's.
  • Bahrain is ranked the 151st most populous country in the world, while Sierra Leone is the 101st.
  • 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 +2.2% per year vs +2.32% in Sierra Leone.
  • Since 2006, the population of Bahrain has increased from 960K people to 1.67M (73.8% growth), while Sierra Leone has grown from 5.62M to 9.05M (60.9% growth).

Bahrain vs Sierra Leone: population by year and forecast

Bahrain
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Population
Bahrain Sierra Leone
2100 3,082,127 16,111,324
2099 3,062,381 16,126,181
2098 3,042,626 16,139,280
2097 3,022,907 16,154,153
2096 3,003,249 16,164,923
2095 2,983,633 16,173,557
2094 2,964,048 16,173,155
2093 2,944,524 16,177,864
2092 2,925,040 16,175,032
2091 2,905,580 16,168,153
2090 2,886,217 16,158,415
2089 2,866,951 16,146,773
2088 2,847,692 16,133,018
2087 2,828,537 16,116,823
2086 2,809,429 16,089,780
2085 2,790,308 16,068,438
2084 2,771,240 16,044,782
2083 2,752,172 16,011,134
2082 2,733,129 15,975,073
2081 2,714,131 15,935,071
2080 2,695,175 15,896,846
2079 2,676,229 15,854,898
2078 2,657,278 15,805,607
2077 2,638,324 15,754,551
2076 2,619,372 15,699,439
2075 2,600,364 15,639,458
2074 2,581,289 15,584,377
2073 2,562,193 15,516,736
2072 2,543,097 15,446,543
2071 2,523,937 15,374,790
2070 2,504,829 15,297,449
2069 2,485,696 15,216,666
2068 2,466,554 15,128,048
2067 2,447,412 15,032,144
2066 2,428,336 14,935,222
2065 2,409,347 14,837,697
2064 2,390,392 14,740,749
2063 2,371,501 14,642,031
2062 2,352,705 14,529,557
2061 2,334,013 14,423,861
2060 2,315,423 14,311,215
2059 2,296,883 14,198,706
2058 2,278,395 14,080,827
2057 2,260,013 13,960,869
2056 2,241,679 13,836,132
2055 2,223,337 13,706,113
2054 2,205,001 13,579,802
2053 2,186,627 13,444,465
2052 2,168,245 13,303,409
2051 2,149,857 13,156,370
2050 2,131,404 13,010,109
2049 2,112,930 12,867,021
2048 2,094,386 12,716,015
2047 2,075,759 12,570,250
2046 2,057,011 12,414,307
2045 2,038,165 12,257,874
2044 2,019,181 12,092,075
2043 2,000,134 11,931,531
2042 1,981,020 11,770,467
2041 1,961,864 11,602,993
2040 1,942,729 11,431,337
2039 1,923,661 11,262,807
2038 1,904,631 11,100,099
2037 1,885,711 10,931,629
2036 1,866,890 10,760,758
2035 1,848,209 10,585,702
2034 1,829,691 10,413,826
2033 1,811,344 10,241,196
2032 1,793,151 10,062,575
2031 1,775,117 9,883,708
2030 1,757,225 9,708,038
2029 1,738,388 9,532,000
2028 1,716,506 9,360,873
2027 1,691,696 9,179,702
2026 1,661,275 9,001,269
2025 1,627,179 8,822,114
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 (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).

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 245,777 people (a 17.3% growth), while Sierra Leone's population increased by 1,844,205 people (a 25.6% growth).

Bahrain was ranked 157th most populous country in 2006 and is 151st in 2026. Sierra Leone was ranked 106th in 2006 and ranked 101st now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Bahrain's population will grow by 27.7% to 2,131,404 people with a rank change from 151st to 146th. The population of Sierra Leone will increase by 43.8% to 13,010,109 people and rank change from 101st to 91st.

Bahrain is projected to reach its peak in 2100 at 3.08M 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 2.42% 2.08%
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 (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).

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

In 2024, the population of Bahrain grew by 0.74%, while Sierra Leone's population grew by 2.15%.

Live population counters

Bahrain Sierra Leone
Current population
1669503
9049533
Population rank 151/197 101/197
Percent of world population 0.02% 0.11%
One net population change
45.3 minutes
2.9 minutes
One birth every
26.7 minutes
2.03 minutes
One death every
2.66 hours
7.5 minutes
Daily growth/decline +32 +497
Annual growth/decline +11,611 +181,510
Annual growth/decline rate +0.74% +2.15%
Population growth rate rank 117/197 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 - 22,699 - -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 2026-04-06).

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

Over the last 10 years, 55.9% of the population change in Bahrain is from natural causes (a gain of 170,110 people) and 44.1% is from migration (a gain of 134,281 people). In Sierra Leone 99.6% is from natural causes (a gain of 1,764,049 people) and 0.41% is from migration (a loss of 7,211 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 (1960–2024, 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/bahrain/sierra-leone | CC BY

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2026, retrieved 2026-02-08)

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