Skip to content

Population in Saudi Arabia compared to Sierra Leone: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Saudi Arabia was 36,973,555 in 2025 vs 8,819,794 people in Sierra Leone in 2025. In 2026, based on the adjusted UN estimation, the current Saudi Arabia's population is 37,955,120 people compared to 9,090,531 in Sierra Leone.

Population statistics:

  • Saudi Arabia's population is 4.18 times bigger than Sierra Leone's.
  • Saudi Arabia is ranked the 43rd most populous country in the world, while Sierra Leone is the 100th.
  • The countries together account for 0.57% of the world: 0.46% for Saudi Arabia vs 0.11% for Sierra Leone.
  • For the last 10 years, Saudi Arabia has had an average growth rate of +2.5% per year vs +2.29% in Sierra Leone.
  • Since 2006, the population of Saudi Arabia has increased from 21.5M people to 38M (76.9% growth), while Sierra Leone has grown from 5.62M to 9.09M (61.6% growth).

Saudi Arabia vs Sierra Leone: population by year and forecast

Saudi Arabia
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Population
Saudi Arabia Sierra Leone
2100 76,380,382 16,107,087
2099 75,896,692 16,121,940
2098 75,410,485 16,135,035
2097 74,922,342 16,149,905
2096 74,431,436 16,160,672
2095 73,939,761 16,169,304
2094 73,447,628 16,168,902
2093 72,954,272 16,173,609
2092 72,460,372 16,170,778
2091 71,966,760 16,163,901
2090 71,474,363 16,154,165
2089 70,984,330 16,142,526
2088 70,494,851 16,128,775
2087 70,006,368 16,112,585
2086 69,519,641 16,085,549
2085 69,035,093 16,064,212
2084 68,551,533 16,040,563
2083 68,068,933 16,006,923
2082 67,587,034 15,970,872
2081 67,105,252 15,930,880
2080 66,624,751 15,892,665
2079 66,144,495 15,850,728
2078 65,664,508 15,801,450
2077 65,183,768 15,750,408
2076 64,701,603 15,695,310
2075 64,217,651 15,635,345
2074 63,731,809 15,580,279
2073 63,243,084 15,512,655
2072 62,750,764 15,442,481
2071 62,255,408 15,370,747
2070 61,756,796 15,293,426
2069 61,253,878 15,212,664
2068 60,746,216 15,124,069
2067 60,235,232 15,028,190
2066 59,720,954 14,931,295
2065 59,203,814 14,833,794
2064 58,684,254 14,736,872
2063 58,161,702 14,638,180
2062 57,637,152 14,525,736
2061 57,109,207 14,420,068
2060 56,579,736 14,307,451
2059 56,047,666 14,194,972
2058 55,513,281 14,077,124
2057 54,978,393 13,957,197
2056 54,441,706 13,832,494
2055 53,904,081 13,702,508
2054 53,364,635 13,576,231
2053 52,823,422 13,440,929
2052 52,280,914 13,299,910
2051 51,737,228 13,152,910
2050 51,192,924 13,006,688
2049 50,647,663 12,863,637
2048 50,100,576 12,712,671
2047 49,552,613 12,566,944
2046 49,002,774 12,411,042
2045 48,451,215 12,254,651
2044 47,898,754 12,088,895
2043 47,346,122 11,928,393
2042 46,792,504 11,767,372
2041 46,237,820 11,599,942
2040 45,682,139 11,428,331
2039 45,126,407 11,259,845
2038 44,569,427 11,097,180
2037 44,012,415 10,928,754
2036 43,454,985 10,757,928
2035 42,897,909 10,582,918
2034 42,342,044 10,411,088
2033 41,787,423 10,238,503
2032 41,233,964 10,059,929
2031 40,680,599 9,881,109
2030 40,128,273 9,705,485
2029 39,530,306 9,529,493
2028 38,906,191 9,358,412
2027 38,267,271 9,177,288
2026 37,625,434 8,998,902
2025 36,973,555 8,819,794
2024 35,300,280 8,642,022
2023 33,702,731 8,460,512
2022 32,175,224 8,276,807
2021 30,784,383 8,094,602
2020 31,552,510 7,912,558
2019 30,063,799 7,731,991
2018 30,196,281 7,554,563
2017 30,977,355 7,379,299
2016 30,954,198 7,205,328
2015 29,816,382 7,037,655
2014 28,309,273 6,876,385
2013 27,624,004 6,714,051
2012 26,168,861 6,551,080
2011 25,091,867 6,387,251
2010 23,978,487 6,222,714
2009 24,217,654 6,055,646
2008 23,287,877 5,894,722
2007 22,368,313 5,749,352
2006 21,459,144 5,624,466
2005 20,559,890 5,501,712
2004 19,669,480 5,355,717
2003 18,786,767 5,177,687
2002 17,910,910 4,971,435
2001 17,041,397 4,692,716
2000 16,177,722 4,423,611
1999 15,472,075 4,318,043
1998 14,922,185 4,295,785
1997 14,374,943 4,253,716
1996 13,831,009 4,199,210
1995 13,289,245 4,179,179
1994 12,750,040 4,173,105
1993 12,215,862 4,157,130
1992 11,686,676 4,166,366
1991 11,160,744 4,246,267
1990 10,640,691 4,196,828
1989 10,128,394 4,034,037
1988 9,629,165 3,934,517
1987 9,130,194 3,829,718
1986 8,628,639 3,728,380
1985 8,151,779 3,638,438
1984 7,697,307 3,558,758
1983 7,252,941 3,481,646
1982 6,824,486 3,408,183
1981 6,420,551 3,338,940
1980 6,047,997 3,272,089
1979 5,703,698 3,207,499
1978 5,381,902 3,145,517
1977 5,083,048 3,085,354
1976 4,807,933 3,028,820
1975 4,556,287 2,974,657
1974 4,323,632 2,920,459
1973 4,106,344 2,866,955
1972 3,905,722 2,814,388
1971 3,724,031 2,763,222
1970 3,562,470 2,712,286
1969 3,417,114 2,661,365
1968 3,282,711 2,611,532
1967 3,157,242 2,562,384
1966 3,039,887 2,514,638
1965 2,928,771 2,468,666
1964 2,821,968 2,424,390
1963 2,719,341 2,382,258
1962 2,620,910 2,342,242
1961 2,526,347 2,304,227
1960 2,435,403 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/saudi-arabia/sierra-leone | CC BY

From 2006 to 2016, the population of Saudi Arabia increased by 9,495,054 people (a 44.2% growth), while Sierra Leone gained 1,580,862 people (a 28.1% growth).

For the next 10 years, from 2016 to 2026, Saudi Arabia gained 7,000,922 people (a 22.6% growth), while Sierra Leone's population increased by 1,885,203 people (a 26.2% growth).

Saudi Arabia was ranked 50th most populous country in 2006 and is 43rd 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) Saudi Arabia's population will grow by 34.9% to 51,192,924 people with a rank change from 43rd to 42nd. The population of Sierra Leone will increase by 43.1% to 13,006,688 people and rank change from 100th to 91st.

Saudi Arabia is projected to reach its peak in 2100 at 76.4M people compared to the peak of 16.2M people in 2093 for Sierra Leone.

Population growth rate by year

Saudi Arabia
Factual

Projection
Sierra Leone
Factual

Projection
1x
Year Growth rate
Saudi Arabia Sierra Leone
2100 0.64% -0.09%
2099 0.64% -0.08%
2098 0.65% -0.09%
2097 0.66% -0.07%
2096 0.66% -0.05%
2095 0.67% 0.002%
2094 0.68% -0.03%
2093 0.68% 0.02%
2092 0.69% 0.04%
2091 0.69% 0.06%
2090 0.69% 0.07%
2089 0.69% 0.09%
2088 0.7% 0.1%
2087 0.7% 0.17%
2086 0.7% 0.13%
2085 0.71% 0.15%
2084 0.71% 0.21%
2083 0.71% 0.23%
2082 0.72% 0.25%
2081 0.72% 0.24%
2080 0.73% 0.26%
2079 0.73% 0.31%
2078 0.74% 0.32%
2077 0.75% 0.35%
2076 0.75% 0.38%
2075 0.76% 0.35%
2074 0.77% 0.44%
2073 0.78% 0.45%
2072 0.8% 0.47%
2071 0.81% 0.51%
2070 0.82% 0.53%
2069 0.84% 0.59%
2068 0.85% 0.64%
2067 0.86% 0.65%
2066 0.87% 0.66%
2065 0.89% 0.66%
2064 0.9% 0.67%
2063 0.91% 0.77%
2062 0.92% 0.73%
2061 0.94% 0.79%
2060 0.95% 0.79%
2059 0.96% 0.84%
2058 0.97% 0.86%
2057 0.99% 0.9%
2056 1% 0.95%
2055 1.01% 0.93%
2054 1.02% 1.01%
2053 1.04% 1.06%
2052 1.05% 1.12%
2051 1.06% 1.12%
2050 1.08% 1.11%
2049 1.09% 1.19%
2048 1.11% 1.16%
2047 1.12% 1.26%
2046 1.14% 1.28%
2045 1.15% 1.37%
2044 1.17% 1.35%
2043 1.18% 1.37%
2042 1.2% 1.44%
2041 1.22% 1.5%
2040 1.23% 1.5%
2039 1.25% 1.47%
2038 1.27% 1.54%
2037 1.28% 1.59%
2036 1.3% 1.65%
2035 1.31% 1.65%
2034 1.33% 1.69%
2033 1.34% 1.78%
2032 1.36% 1.81%
2031 1.38% 1.81%
2030 1.51% 1.85%
2029 1.6% 1.83%
2028 1.67% 1.97%
2027 1.71% 1.98%
2026 1.76% 2.03%
2025 4.74% 2.06%
2024 4.74% 2.15%
2023 4.75% 2.22%
2022 4.52% 2.25%
2021 -2.43% 2.3%
2020 4.95% 2.34%
2019 -0.44% 2.35%
2018 -2.52% 2.38%
2017 0.07% 2.41%
2016 3.82% 2.38%
2015 5.32% 2.35%
2014 2.48% 2.42%
2013 5.56% 2.49%
2012 4.29% 2.56%
2011 4.64% 2.64%
2010 -0.99% 2.76%
2009 3.99% 2.73%
2008 4.11% 2.53%
2007 4.24% 2.22%
2006 4.37% 2.23%
2005 4.53% 2.73%
2004 4.7% 3.44%
2003 4.89% 4.15%
2002 5.1% 5.94%
2001 5.34% 6.08%
2000 4.56% 2.44%
1999 3.69% 0.52%
1998 3.81% 0.99%
1997 3.93% 1.3%
1996 4.08% 0.48%
1995 4.23% 0.15%
1994 4.37% 0.38%
1993 4.53% -0.22%
1992 4.71% -1.88%
1991 4.89% 1.18%
1990 5.06% 4.04%
1989 5.18% 2.53%
1988 5.47% 2.74%
1987 5.81% 2.72%
1986 5.85% 2.47%
1985 5.9% 2.24%
1984 6.13% 2.21%
1983 6.28% 2.16%
1982 6.29% 2.07%
1981 6.16% 2.04%
1980 6.04% 2.01%
1979 5.98% 1.97%
1978 5.88% 1.95%
1977 5.72% 1.87%
1976 5.52% 1.82%
1975 5.38% 1.86%
1974 5.29% 1.87%
1973 5.14% 1.87%
1972 4.88% 1.85%
1971 4.54% 1.88%
1970 4.25% 1.91%
1969 4.09% 1.91%
1968 3.97% 1.92%
1967 3.86% 1.9%
1966 3.79% 1.86%
1965 3.78% 1.83%
1964 3.77% 1.77%
1963 3.76% 1.71%
1962 3.74% 1.65%
1961 3.73% 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/saudi-arabia/sierra-leone | CC BY

In 2025, the population of Saudi Arabia grew by 4.74%, while Sierra Leone's population grew by 2.06%.

Live population counters

Saudi Arabia Sierra Leone
Current population
37955120
9090531
Population rank 43/197 100/197
Percent of world population 0.46% 0.11%
One net population change
18.9 seconds
2.96 minutes
One birth every
54.2 seconds
2.02 minutes
One death every
6.37 minutes
7.41 minutes
Daily growth/decline +4,584 +487
Annual growth/decline +1,673,275 +177,772
Annual growth/decline rate +4.74% +2.06%
Population growth rate rank 2/197 47/197
One migration net change every
4.4 minutes
46.6 minutes
Annual migration change +119,738 -11,309
Net migration rank 13/196 136/196
Foreign-born residents 13,683,841 49,997
Foreign-born residents rank 3/195 151/195
Foreign-born share of population 40.3% 0.6%
Foreign-born share rank 14/195 174/195

Natural population change vs migration

Saudi Arabia
Natural

Migration
Sierra Leone
Natural

Migration
1x
Year Population change
Saudi Arabia Sierra Leone
Natural Migration Natural Migration
2025 - 119,738 - -11,309
2024 499,782 122,170 189,234 -11,000
2023 474,366 325,691 188,788 -4,000
2022 406,920 977,072 186,625 -4,000
2021 409,032 -106,287 183,326 -1,544
2020 447,036 -74,725 181,015 1,292
2019 474,407 191,582 181,068 -2,238
2018 528,767 -988,751 178,772 -2,741
2017 546,751 -920,812 173,259 1,234
2016 537,829 -26,997 168,784 4,657
2015 511,023 465,292 162,275 -356
2014 493,431 469,144 160,137 485
2013 475,299 485,794 161,265 2,773
2012 465,649 479,206 160,915 988
2011 443,675 491,253 158,858 6,895
2010 418,641 504,955 155,338 7,983
2009 438,557 496,229 152,669 18,145
2008 433,457 491,337 149,855 1,182
2007 425,199 489,136 145,740 -6,042
2006 399,333 504,661 144,127 -34,052
2005 375,938 518,565 137,234 -1,805
2004 362,843 523,472 132,661 23,897
2003 364,520 514,606 130,312 69,185
2002 372,099 500,508 126,429 86,578
2001 382,153 484,252 116,647 227,791
2000 392,407 468,515 110,754 83,013
1999 390,112 160,263 102,295 -84,926
1998 389,499 159,898 103,906 -76,766
1997 385,033 160,066 105,433 -48,437
1996 382,248 160,532 104,140 -52,110
1995 380,231 160,512 100,885 -112,857
1994 377,351 160,306 101,486 -77,371
1993 372,621 158,074 103,317 -95,476
1992 366,763 160,908 103,251 -129,565
1991 361,329 162,857 105,477 -238,965
1990 355,495 160,416 100,778 131,587
1989 349,399 159,273 98,298 -5,079
1988 342,865 146,918 96,344 9,470
1987 333,088 175,075 94,235 9,558
1986 322,340 172,606 90,902 7,992
1985 310,558 148,208 88,869 -7,873
1984 296,615 153,562 87,072 -8,708
1983 280,616 157,930 84,628 -8,783
1982 264,831 153,528 82,457 -11,379
1981 249,156 140,355 80,111 -12,699
1980 234,372 121,220 77,932 -11,641
1979 220,186 112,826 75,992 -13,095
1978 205,331 105,263 74,130 -13,073
1977 191,103 96,015 71,663 -12,399
1976 178,024 85,083 69,506 -15,686
1975 166,223 73,960 67,560 -13,058
1974 155,478 69,653 65,357 -11,473
1973 145,450 63,995 62,443 -9,322
1972 136,360 55,439 60,279 -8,267
1971 127,600 43,989 58,484 -8,162
1970 120,440 31,097 56,513 -4,957
1969 113,859 25,312 54,768 -4,485
1968 108,281 21,366 53,126 -3,743
1967 103,343 17,947 51,734 -2,819
1966 98,361 15,054 49,486 -2,911
1965 93,820 15,000 47,223 -1,851
1964 89,776 15,000 45,487 -2,308
1963 85,480 15,000 43,569 -2,480
1962 81,393 15,000 41,603 -2,658
1961 77,743 15,000 40,022 -2,947
1960 74,143 15,000 38,192 -3,528

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

GeoRank.org/population/saudi-arabia/sierra-leone | CC BY

Over the last 10 years, 99.3% of the population change in Saudi Arabia is from natural causes (a gain of 4,835,913 people) and 0.73% is from migration (a loss of 35,765 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, 13,683,841 residents or 40.3% of the population were not native-born in Saudi Arabia, compared to 49,997 people or 0.6% in Sierra Leone.

Biggest cities by population

Saudi Arabia
City Population
Riyadh 7.01M
Jeddah 4.7M
Mecca 2.43M
Medina 1.41M
Dammam 903K
Tabuk 886K
Qatif 625K
Jubail 379K
Ha'il 311K
Yanbu 299K
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/saudi-arabia/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.