Skip to content

Population in Guinea-Bissau compared to Oman: Trends, Charts, Rankings

Updated on by Georank

The latest officially reported population of Guinea-Bissau was 2,249,515 in 2025 vs 5,494,691 people in Oman in 2025. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,323,460 people compared to 5,775,345 in Oman.

Population statistics:

  • Oman's population is 2.49 times bigger than Guinea-Bissau's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Oman is the 118th.
  • The countries together account for 0.1% of the world: 0.03% for Guinea-Bissau vs 0.07% for Oman.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.36% per year vs +2.96% in Oman.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.32M (64.2% growth), while Oman has grown from 2.51M to 5.78M (129.7% growth).

Guinea-Bissau vs Oman: population by year and forecast

Guinea-Bissau
Factual

Projection
Oman
Factual

Projection
1x
Year Population
Guinea-Bissau Oman
2100 4,713,104 12,271,138
2099 4,706,098 12,189,126
2098 4,699,568 12,106,527
2097 4,691,855 12,023,414
2096 4,682,938 11,939,950
2095 4,674,608 11,856,068
2094 4,663,103 11,771,790
2093 4,651,788 11,687,164
2092 4,639,582 11,602,253
2091 4,628,423 11,517,204
2090 4,616,772 11,432,016
2089 4,604,837 11,346,729
2088 4,592,099 11,261,515
2087 4,578,407 11,176,614
2086 4,562,793 11,091,765
2085 4,547,020 11,007,142
2084 4,530,206 10,922,731
2083 4,514,557 10,838,447
2082 4,498,172 10,754,297
2081 4,481,590 10,670,483
2080 4,461,992 10,586,785
2079 4,440,836 10,503,234
2078 4,419,277 10,419,787
2077 4,395,599 10,336,364
2076 4,371,019 10,252,916
2075 4,343,934 10,169,444
2074 4,318,519 10,085,876
2073 4,290,772 10,002,028
2072 4,262,846 9,917,703
2071 4,234,576 9,832,854
2070 4,206,253 9,747,714
2069 4,176,501 9,662,064
2068 4,145,457 9,575,805
2067 4,114,243 9,488,969
2066 4,082,951 9,401,396
2065 4,048,502 9,313,366
2064 4,013,784 9,224,699
2063 3,978,328 9,135,431
2062 3,941,631 9,045,431
2061 3,904,197 8,954,738
2060 3,868,146 8,863,401
2059 3,829,277 8,771,240
2058 3,789,609 8,678,241
2057 3,750,140 8,584,641
2056 3,710,996 8,490,445
2055 3,670,229 8,395,691
2054 3,627,303 8,300,516
2053 3,586,333 8,205,120
2052 3,543,640 8,109,685
2051 3,498,845 8,014,625
2050 3,453,155 7,919,979
2049 3,405,764 7,825,999
2048 3,358,731 7,732,641
2047 3,310,142 7,640,024
2046 3,263,507 7,547,980
2045 3,214,677 7,456,696
2044 3,167,400 7,366,027
2043 3,120,097 7,276,260
2042 3,072,862 7,187,395
2041 3,025,833 7,099,567
2040 2,978,159 7,012,893
2039 2,929,364 6,927,343
2038 2,881,007 6,842,697
2037 2,832,794 6,758,909
2036 2,783,401 6,675,887
2035 2,736,240 6,593,385
2034 2,688,290 6,511,234
2033 2,638,427 6,429,140
2032 2,588,961 6,346,783
2031 2,540,013 6,264,019
2030 2,491,987 6,180,534
2029 2,444,278 6,087,861
2028 2,396,253 5,983,340
2027 2,347,151 5,854,563
2026 2,298,439 5,691,677
2025 2,249,515 5,494,691
2024 2,201,352 5,281,538
2023 2,153,339 5,049,269
2022 2,105,529 4,730,226
2021 2,058,841 4,500,424
2020 2,013,255 4,522,497
2019 1,967,696 4,591,241
2018 1,922,168 4,597,877
2017 1,877,072 4,537,396
2016 1,831,893 4,390,877
2015 1,786,457 4,184,895
2014 1,741,122 4,002,439
2013 1,695,973 3,833,913
2012 1,651,417 3,547,106
2011 1,608,076 3,076,763
2010 1,566,347 2,757,446
2009 1,526,377 2,684,659
2008 1,488,054 2,626,529
2007 1,450,986 2,570,174
2006 1,415,303 2,514,795
2005 1,381,585 2,459,802
2004 1,349,563 2,404,821
2003 1,318,806 2,363,796
2002 1,289,307 2,337,140
2001 1,261,273 2,310,217
2000 1,234,741 2,282,131
1999 1,210,206 2,252,909
1998 1,187,473 2,222,489
1997 1,165,545 2,190,720
1996 1,143,535 2,156,926
1995 1,119,949 2,120,528
1994 1,092,031 2,081,834
1993 1,058,745 2,021,675
1992 1,024,356 1,938,238
1991 994,639 1,851,473
1990 973,669 1,763,954
1989 957,789 1,676,228
1988 942,061 1,588,568
1987 926,862 1,500,996
1986 912,126 1,413,419
1985 897,697 1,325,480
1984 883,519 1,247,716
1983 869,592 1,181,459
1982 855,891 1,117,678
1981 842,432 1,057,320
1980 829,303 1,001,248
1979 819,867 949,116
1978 791,694 900,304
1977 741,789 855,314
1976 694,191 814,701
1975 650,966 778,864
1974 613,338 746,988
1973 592,808 721,179
1972 586,620 700,593
1971 586,221 681,119
1970 584,403 662,680
1969 581,610 645,255
1968 578,170 628,798
1967 569,011 613,318
1966 566,908 598,804
1965 575,005 585,236
1964 588,543 572,577
1963 594,418 560,827
1962 589,474 549,941
1961 582,532 539,854
1960 577,633 530,485

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/guinea-bissau/oman | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Oman gained 1,876,082 people (a 74.6% growth).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 491,567 people (a 26.8% growth), while Oman's population increased by 1,384,468 people (a 31.5% growth).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Oman was ranked 138th in 2006 and ranked 118th now.

The UN's World Population Prospects forecasts that in 24 years (in 2050) Guinea-Bissau's population will grow by 48.6% to 3,453,155 people with a rank change from 146th to 136th. The population of Oman will increase by 37.1% to 7,919,979 people and rank change from 118th to 113th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people compared to the peak of 12.3M people in 2100 for Oman.

Population growth rate by year

Guinea-Bissau
Factual

Projection
Oman
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Oman
2100 0.15% 0.67%
2099 0.14% 0.68%
2098 0.16% 0.69%
2097 0.19% 0.7%
2096 0.18% 0.71%
2095 0.25% 0.72%
2094 0.24% 0.72%
2093 0.26% 0.73%
2092 0.24% 0.74%
2091 0.25% 0.75%
2090 0.26% 0.75%
2089 0.28% 0.76%
2088 0.3% 0.76%
2087 0.34% 0.76%
2086 0.35% 0.77%
2085 0.37% 0.77%
2084 0.35% 0.78%
2083 0.36% 0.78%
2082 0.37% 0.79%
2081 0.44% 0.79%
2080 0.48% 0.8%
2079 0.49% 0.8%
2078 0.54% 0.81%
2077 0.56% 0.81%
2076 0.62% 0.82%
2075 0.59% 0.83%
2074 0.65% 0.84%
2073 0.66% 0.85%
2072 0.67% 0.86%
2071 0.67% 0.87%
2070 0.71% 0.89%
2069 0.75% 0.9%
2068 0.76% 0.92%
2067 0.77% 0.93%
2066 0.85% 0.95%
2065 0.86% 0.96%
2064 0.89% 0.98%
2063 0.93% 0.99%
2062 0.96% 1.01%
2061 0.93% 1.03%
2060 1.02% 1.05%
2059 1.05% 1.07%
2058 1.05% 1.09%
2057 1.05% 1.11%
2056 1.11% 1.13%
2055 1.18% 1.15%
2054 1.14% 1.16%
2053 1.2% 1.18%
2052 1.28% 1.19%
2051 1.32% 1.2%
2050 1.39% 1.2%
2049 1.4% 1.21%
2048 1.47% 1.21%
2047 1.43% 1.22%
2046 1.52% 1.22%
2045 1.49% 1.23%
2044 1.52% 1.23%
2043 1.54% 1.24%
2042 1.55% 1.24%
2041 1.6% 1.24%
2040 1.67% 1.23%
2039 1.68% 1.24%
2038 1.7% 1.24%
2037 1.77% 1.24%
2036 1.72% 1.25%
2035 1.78% 1.26%
2034 1.89% 1.28%
2033 1.91% 1.3%
2032 1.93% 1.32%
2031 1.93% 1.35%
2030 1.95% 1.52%
2029 2% 1.75%
2028 2.09% 2.2%
2027 2.12% 2.86%
2026 2.17% 3.59%
2025 2.19% 4.04%
2024 2.23% 4.6%
2023 2.27% 6.74%
2022 2.27% 5.11%
2021 2.26% -0.49%
2020 2.32% -1.5%
2019 2.37% -0.14%
2018 2.4% 1.33%
2017 2.47% 3.34%
2016 2.54% 4.92%
2015 2.6% 4.56%
2014 2.66% 4.4%
2013 2.7% 8.09%
2012 2.7% 15.3%
2011 2.66% 11.6%
2010 2.62% 2.71%
2009 2.58% 2.21%
2008 2.55% 2.19%
2007 2.52% 2.2%
2006 2.44% 2.24%
2005 2.37% 2.29%
2004 2.33% 1.74%
2003 2.29% 1.14%
2002 2.22% 1.17%
2001 2.15% 1.23%
2000 2.03% 1.3%
1999 1.91% 1.37%
1998 1.88% 1.45%
1997 1.92% 1.57%
1996 2.11% 1.72%
1995 2.56% 1.86%
1994 3.14% 2.98%
1993 3.36% 4.3%
1992 2.99% 4.69%
1991 2.15% 4.96%
1990 1.66% 5.23%
1989 1.67% 5.52%
1988 1.64% 5.83%
1987 1.62% 6.2%
1986 1.61% 6.63%
1985 1.6% 6.23%
1984 1.6% 5.61%
1983 1.6% 5.71%
1982 1.6% 5.71%
1981 1.58% 5.6%
1980 1.15% 5.49%
1979 3.56% 5.42%
1978 6.73% 5.26%
1977 6.86% 4.99%
1976 6.64% 4.6%
1975 6.13% 4.27%
1974 3.46% 3.58%
1973 1.05% 2.94%
1972 0.07% 2.86%
1971 0.31% 2.78%
1970 0.48% 2.7%
1969 0.59% 2.62%
1968 1.61% 2.52%
1967 0.37% 2.42%
1966 -1.41% 2.32%
1965 -2.3% 2.21%
1964 -0.99% 2.1%
1963 0.84% 1.98%
1962 1.19% 1.87%
1961 0.85% 1.77%

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/guinea-bissau/oman | CC BY

In 2025, the population of Guinea-Bissau grew by 2.19%, while Oman's population grew by 4.04%.

Live population counters

Guinea-Bissau Oman
Current population
2323460
5775345
Population rank 146/197 118/197
Percent of world population 0.03% 0.07%
One net population change
10.9 minutes
2.47 minutes
One birth every
8.08 minutes
5.93 minutes
One death every
34.1 minutes
52.3 minutes
Daily growth/decline +132 +584
Annual growth/decline +48,163 +213,153
Annual growth/decline rate +2.19% +4.04%
Population growth rate rank 41/197 3/197
One migration net change every
6.4 hours
4.63 minutes
Annual migration change -1,373 +113,734
Net migration rank 96/196 15/196
Foreign-born residents 15,064 2,283,366
Foreign-born residents rank 172/195 33/195
Foreign-born share of population 0.7% 43.2%
Foreign-born share rank 165/195 11/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Oman
Natural

Migration
1x
Year Population change
Guinea-Bissau Oman
Natural Migration Natural Migration
2025 - -1,373 - 113,734
2024 49,642 -1,712 78,557 154,219
2023 49,498 -1,400 75,467 156,285
2022 48,920 -1,400 67,278 339,063
2021 47,242 -1,395 69,991 -16,726
2020 46,718 -1,394 74,224 -171,635
2019 47,196 -1,395 77,394 -117,480
2018 46,659 -1,396 79,438 -52,630
2017 46,318 -1,398 82,408 11,751
2016 46,814 -1,392 81,350 117,538
2015 46,846 -1,393 79,241 133,842
2014 46,615 -1,393 76,258 75,557
2013 46,472 -1,395 71,905 113,335
2012 45,480 -1,442 65,572 322,812
2011 44,405 -1,760 59,689 492,609
2010 43,067 -2,257 57,619 28,717
2009 41,950 -2,821 52,007 7,226
2008 40,841 -3,313 47,146 9,877
2007 40,288 -3,676 44,207 11,478
2006 38,886 -4,142 43,969 11,103
2005 37,347 -4,662 44,688 10,231
2004 36,495 -5,144 45,651 9,394
2003 35,649 -5,487 46,273 -19,265
2002 34,561 -5,712 46,397 -20,098
2001 33,461 -6,239 46,651 -19,103
2000 32,816 -6,971 47,208 -18,588
1999 30,916 -7,686 48,053 -18,235
1998 30,390 -8,163 48,654 -17,626
1997 29,792 -8,176 49,510 -16,998
1996 29,778 -7,369 50,362 -15,286
1995 29,142 -4,376 51,139 -13,418
1994 27,895 3,174 52,337 -12,665
1993 26,943 8,562 53,439 27,204
1992 25,747 7,531 54,471 31,756
1991 24,527 1,621 55,382 31,927
1990 23,936 -8,151 56,000 31,722
1989 24,286 -8,296 56,202 31,528
1988 23,940 -8,473 56,142 31,456
1987 23,549 -8,622 55,933 31,608
1986 23,301 -8,748 55,324 32,289
1985 23,116 -8,812 54,609 33,666
1984 22,861 -8,812 52,253 14,993
1983 22,542 -8,729 49,646 15,617
1982 22,131 -8,539 46,939 15,359
1981 21,611 -8,291 44,176 14,239
1980 21,024 -8,086 41,109 12,626
1979 19,736 -13,801 38,022 12,511
1978 17,468 32,936 35,141 11,946
1977 15,484 33,922 32,342 10,554
1976 13,688 32,113 30,032 8,299
1975 11,998 28,645 27,699 5,632
1974 10,321 24,290 25,543 4,880
1973 8,430 -1,985 24,195 -2,996
1972 7,911 -1,985 22,968 -2,996
1971 8,183 -13,302 21,973 -2,996
1970 7,632 1,123 20,893 -2,996
1969 7,857 -11,033 19,949 -2,996
1968 7,289 2,769 18,962 -2,996
1967 6,742 1,516 17,990 -2,996
1966 6,955 -11,006 17,030 -2,996
1965 7,789 -19,928 16,103 -2,996
1964 8,989 -23,936 15,205 -2,996
1963 9,190 -5,993 14,283 -2,996
1962 10,662 -3,960 13,485 -2,996
1961 10,756 -3,575 12,690 -2,996
1960 10,618 -8,007 12,034 -2,996

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

GeoRank.org/population/guinea-bissau/oman | CC BY

Over the last 10 years, 97.1% of the population change in Guinea-Bissau is from natural causes (a gain of 475,853 people) and 2.91% is from migration (a loss of 14,275 people). In Oman 58% is from natural causes (a gain of 765,348 people) and 42% is from migration (a gain of 554,227 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 2,283,366 people or 43.2% in Oman.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
Oman
City Population
Muscat 1.42M
Seeb 471K
Salalah 332K
Nizwa 83.5K

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/guinea-bissau/oman | 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.