The latest officially reported population of Oman was 5,281,538 in 2024 vs 8,642,022 people in Sierra Leone in 2024. In 2025, based on the adjusted UN estimation, the current Oman's population is 5,636,678 people compared to 8,961,932 in Sierra Leone.
Population statistics:
- Sierra Leone's population is 1.59 times bigger than Oman's.
- Oman is ranked the 120th most populous country in the world, while Sierra Leone is the 102nd.
- The countries together account for 0.18% of the world: 0.07% for Oman vs 0.11% for Sierra Leone.
- For the last 10 years, Oman has had an average growth rate of +2.99% per year vs +2.32% in Sierra Leone.
- Since 2005, the population of Oman has increased from 2.46M people to 5.64M (129.2% growth), while Sierra Leone has grown from 5.5M to 8.96M (62.9% growth).
- Oman is projected to reach its peak in 2100 at 12.1M people compared to the peak of 16M people in 2092 for Sierra Leone.
Oman vs Sierra Leone: live population counter
Oman
|
Sierra Leone
|
|
|---|---|---|
| Current population |
5636678
|
8961932
|
| Population rank | 120/197 | 102/197 |
| Percent of world population | 0.07% | 0.11% |
| One net population change |
2.26 minutes
|
2.9 minutes
|
| One birth every |
6.18 minutes
|
2.03 minutes
|
| One death every |
54.8 minutes
|
7.5 minutes
|
| One migration net change every |
3.41 minutes
|
47.8 minutes
|
| Annual migration change | +154,219 | -11,000 |
| Daily growth/decline | +636 | +497 |
| Annual growth/decline | +232,269 | +181,510 |
| Annual growth/decline rate | +4.6% | +2.15% |
| Population growth rate rank | 4/197 | 49/197 |
Oman and Sierra Leone: population history and growth rate by year chart
Oman
Population
Growth rate
Sierra Leone
Population
Growth rate
| Year | Population | Growth rate | ||
|---|---|---|---|---|
|
Oman
|
Sierra Leone
|
Oman
|
Sierra Leone
|
|
| 1960 | 530,485 | 2,268,356 | - | - |
| 1961 | 539,854 | 2,304,227 | 1.77% | 1.58% |
| 1962 | 549,941 | 2,342,242 | 1.87% | 1.65% |
| 1963 | 560,827 | 2,382,258 | 1.98% | 1.71% |
| 1964 | 572,577 | 2,424,390 | 2.1% | 1.77% |
| 1965 | 585,236 | 2,468,666 | 2.21% | 1.83% |
| 1966 | 598,804 | 2,514,638 | 2.32% | 1.86% |
| 1967 | 613,318 | 2,562,384 | 2.42% | 1.9% |
| 1968 | 628,798 | 2,611,532 | 2.52% | 1.92% |
| 1969 | 645,255 | 2,661,365 | 2.62% | 1.91% |
| 1970 | 662,680 | 2,712,286 | 2.7% | 1.91% |
| 1971 | 681,119 | 2,763,222 | 2.78% | 1.88% |
| 1972 | 700,593 | 2,814,388 | 2.86% | 1.85% |
| 1973 | 721,179 | 2,866,955 | 2.94% | 1.87% |
| 1974 | 746,988 | 2,920,459 | 3.58% | 1.87% |
| 1975 | 778,864 | 2,974,657 | 4.27% | 1.86% |
| 1976 | 814,701 | 3,028,820 | 4.6% | 1.82% |
| 1977 | 855,314 | 3,085,354 | 4.99% | 1.87% |
| 1978 | 900,304 | 3,145,517 | 5.26% | 1.95% |
| 1979 | 949,116 | 3,207,499 | 5.42% | 1.97% |
| 1980 | 1,001,248 | 3,272,089 | 5.49% | 2.01% |
| 1981 | 1,057,320 | 3,338,940 | 5.6% | 2.04% |
| 1982 | 1,117,678 | 3,408,183 | 5.71% | 2.07% |
| 1983 | 1,181,459 | 3,481,646 | 5.71% | 2.16% |
| 1984 | 1,247,716 | 3,558,758 | 5.61% | 2.21% |
| 1985 | 1,325,480 | 3,638,438 | 6.23% | 2.24% |
| 1986 | 1,413,419 | 3,728,380 | 6.63% | 2.47% |
| 1987 | 1,500,996 | 3,829,718 | 6.2% | 2.72% |
| 1988 | 1,588,568 | 3,934,517 | 5.83% | 2.74% |
| 1989 | 1,676,228 | 4,034,037 | 5.52% | 2.53% |
| 1990 | 1,763,954 | 4,196,828 | 5.23% | 4.04% |
| 1991 | 1,851,473 | 4,246,267 | 4.96% | 1.18% |
| 1992 | 1,938,238 | 4,166,366 | 4.69% | -1.88% |
| 1993 | 2,021,675 | 4,157,130 | 4.3% | -0.22% |
| 1994 | 2,081,834 | 4,173,105 | 2.98% | 0.38% |
| 1995 | 2,120,528 | 4,179,179 | 1.86% | 0.15% |
| 1996 | 2,156,926 | 4,199,210 | 1.72% | 0.48% |
| 1997 | 2,190,720 | 4,253,716 | 1.57% | 1.3% |
| 1998 | 2,222,489 | 4,295,785 | 1.45% | 0.99% |
| 1999 | 2,252,909 | 4,318,043 | 1.37% | 0.52% |
| 2000 | 2,282,131 | 4,423,611 | 1.3% | 2.44% |
| 2001 | 2,310,217 | 4,692,716 | 1.23% | 6.08% |
| 2002 | 2,337,140 | 4,971,435 | 1.17% | 5.94% |
| 2003 | 2,363,796 | 5,177,687 | 1.14% | 4.15% |
| 2004 | 2,404,821 | 5,355,717 | 1.74% | 3.44% |
| 2005 | 2,459,802 | 5,501,712 | 2.29% | 2.73% |
| 2006 | 2,514,795 | 5,624,466 | 2.24% | 2.23% |
| 2007 | 2,570,174 | 5,749,352 | 2.2% | 2.22% |
| 2008 | 2,626,529 | 5,894,722 | 2.19% | 2.53% |
| 2009 | 2,684,659 | 6,055,646 | 2.21% | 2.73% |
| 2010 | 2,757,446 | 6,222,714 | 2.71% | 2.76% |
| 2011 | 3,076,763 | 6,387,251 | 11.6% | 2.64% |
| 2012 | 3,547,106 | 6,551,080 | 15.3% | 2.56% |
| 2013 | 3,833,913 | 6,714,051 | 8.09% | 2.49% |
| 2014 | 4,002,439 | 6,876,385 | 4.4% | 2.42% |
| 2015 | 4,184,895 | 7,037,655 | 4.56% | 2.35% |
| 2016 | 4,390,877 | 7,205,328 | 4.92% | 2.38% |
| 2017 | 4,537,396 | 7,379,299 | 3.34% | 2.41% |
| 2018 | 4,597,877 | 7,554,563 | 1.33% | 2.38% |
| 2019 | 4,591,241 | 7,731,991 | -0.14% | 2.35% |
| 2020 | 4,522,497 | 7,912,558 | -1.5% | 2.34% |
| 2021 | 4,500,424 | 8,094,602 | -0.49% | 2.3% |
| 2022 | 4,730,226 | 8,276,807 | 5.11% | 2.25% |
| 2023 | 5,049,269 | 8,460,512 | 6.74% | 2.22% |
| 2024 | 5,281,538 | 8,642,022 | 4.6% | 2.15% |
| 2025 | 5,494,693 | 8,819,789 | 4.04% | 2.06% |
| 2026 | 5,671,451 | 8,996,743 | 3.22% | 2.01% |
| 2027 | 5,814,719 | 9,174,695 | 2.53% | 1.98% |
| 2028 | 5,929,317 | 9,349,021 | 1.97% | 1.9% |
| 2029 | 6,026,178 | 9,520,811 | 1.63% | 1.84% |
| 2030 | 6,112,708 | 9,694,851 | 1.44% | 1.83% |
| 2031 | 6,194,366 | 9,870,295 | 1.34% | 1.81% |
| 2032 | 6,275,465 | 10,047,193 | 1.31% | 1.79% |
| 2033 | 6,356,248 | 10,221,006 | 1.29% | 1.73% |
| 2034 | 6,436,919 | 10,391,485 | 1.27% | 1.67% |
| 2035 | 6,517,799 | 10,563,163 | 1.26% | 1.65% |
| 2036 | 6,599,101 | 10,734,341 | 1.25% | 1.62% |
| 2037 | 6,681,041 | 10,902,263 | 1.24% | 1.56% |
| 2038 | 6,763,781 | 11,066,143 | 1.24% | 1.5% |
| 2039 | 6,847,380 | 11,230,060 | 1.24% | 1.48% |
| 2040 | 6,931,970 | 11,398,391 | 1.24% | 1.5% |
| 2041 | 7,017,684 | 11,566,213 | 1.24% | 1.47% |
| 2042 | 7,104,475 | 11,728,787 | 1.24% | 1.41% |
| 2043 | 7,192,217 | 11,887,934 | 1.24% | 1.36% |
| 2044 | 7,280,846 | 12,049,424 | 1.23% | 1.36% |
| 2045 | 7,370,221 | 12,208,872 | 1.23% | 1.32% |
| 2046 | 7,460,268 | 12,363,446 | 1.22% | 1.27% |
| 2047 | 7,550,973 | 12,512,739 | 1.22% | 1.21% |
| 2048 | 7,642,323 | 12,659,609 | 1.21% | 1.17% |
| 2049 | 7,734,352 | 12,805,136 | 1.2% | 1.15% |
| 2050 | 7,826,991 | 12,948,320 | 1.2% | 1.12% |
From 2005 to 2015, the population of Oman increased by 1,725,093 people (a 70.1% growth), while Sierra Leone gained 1,535,943 people (a 27.9% growth).
For the next 10 years, from 2015 to 2025, Oman gained 1,451,783 (a 34.7% growth), while Sierra Leone's population increased by 1,924,277 (a 27.3% growth).
Oman was ranked 138th most populous country in 2005 and is 120th in 2025. Sierra Leone was ranked 106th in 2005 and ranked 102nd now.
The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Oman's population will grow by 38.9% to 7,826,991 people with a rank change from 120th to 113th. The population of Sierra Leone will increase by 44.5% to 12,948,320 people and rank change from 102nd to 91st.
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Population differences between Oman and Sierra Leone
|
Oman
|
Sierra Leone
|
|
|---|---|---|
| Life expectancy | 80.5 years | 62.2 years |
| Average age | 29.6 years | 24.4 years |
| Median age | 30.5 years | 20.5 years |
| Male:Female ratio | 62.2:37.8 | 49.9:50.1 |
| Fertility rate | 2.53 births per woman | 3.79 births per woman |
| Population density | 44.2 ppl/mi² | 310 ppl/mi² |
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Population
Growth rate visualization in other countries
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