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

Updated on by Georank

The latest officially reported population of Guinea-Bissau was 2,249,515 in 2025 vs 2,130,986 people in Slovenia in 2025. In 2026, based on the adjusted UN estimation, the current Guinea-Bissau's population is 2,323,460 people compared to 2,128,778 in Slovenia.

Population statistics:

  • Guinea-Bissau's population is 1.09 times bigger than Slovenia's.
  • Guinea-Bissau is ranked the 146th most populous country in the world, while Slovenia is the 147th.
  • The countries together account for 0.05% of the world: 0.03% for Guinea-Bissau vs 0.03% for Slovenia.
  • For the last 10 years, Guinea-Bissau has had an average growth rate of +2.36% per year vs +0.3% in Slovenia.
  • Since 2006, the population of Guinea-Bissau has increased from 1.42M people to 2.32M (64.2% growth), while Slovenia has grown from 2.01M to 2.13M (6.07% growth).

Guinea-Bissau vs Slovenia: population by year and forecast

Guinea-Bissau
Factual

Projection
Slovenia
Factual

Projection
1x
Year Population
Guinea-Bissau Slovenia
2100 4,713,104 1,644,125
2099 4,706,098 1,648,345
2098 4,699,568 1,652,436
2097 4,691,855 1,656,808
2096 4,682,938 1,661,055
2095 4,674,608 1,665,286
2094 4,663,103 1,669,464
2093 4,651,788 1,673,724
2092 4,639,582 1,677,938
2091 4,628,423 1,682,129
2090 4,616,772 1,686,674
2089 4,604,837 1,691,063
2088 4,592,099 1,695,484
2087 4,578,407 1,700,115
2086 4,562,793 1,705,042
2085 4,547,020 1,709,916
2084 4,530,206 1,714,895
2083 4,514,557 1,720,145
2082 4,498,172 1,725,470
2081 4,481,590 1,731,075
2080 4,461,992 1,737,192
2079 4,440,836 1,743,318
2078 4,419,277 1,749,967
2077 4,395,599 1,756,612
2076 4,371,019 1,763,483
2075 4,343,934 1,770,727
2074 4,318,519 1,778,405
2073 4,290,772 1,786,591
2072 4,262,846 1,794,570
2071 4,234,576 1,802,890
2070 4,206,253 1,811,432
2069 4,176,501 1,820,576
2068 4,145,457 1,829,837
2067 4,114,243 1,838,874
2066 4,082,951 1,848,063
2065 4,048,502 1,857,701
2064 4,013,784 1,867,621
2063 3,978,328 1,877,265
2062 3,941,631 1,886,945
2061 3,904,197 1,896,873
2060 3,868,146 1,907,096
2059 3,829,277 1,917,040
2058 3,789,609 1,926,374
2057 3,750,140 1,936,340
2056 3,710,996 1,945,710
2055 3,670,229 1,955,123
2054 3,627,303 1,964,235
2053 3,586,333 1,972,942
2052 3,543,640 1,981,547
2051 3,498,845 1,989,616
2050 3,453,155 1,997,469
2049 3,405,764 2,004,847
2048 3,358,731 2,011,668
2047 3,310,142 2,018,540
2046 3,263,507 2,025,170
2045 3,214,677 2,031,795
2044 3,167,400 2,038,314
2043 3,120,097 2,044,630
2042 3,072,862 2,050,809
2041 3,025,833 2,056,524
2040 2,978,159 2,061,772
2039 2,929,364 2,067,224
2038 2,881,007 2,072,439
2037 2,832,794 2,078,235
2036 2,783,401 2,083,743
2035 2,736,240 2,089,024
2034 2,688,290 2,093,994
2033 2,638,427 2,099,177
2032 2,588,961 2,104,208
2031 2,540,013 2,109,288
2030 2,491,987 2,114,024
2029 2,444,278 2,118,491
2028 2,396,253 2,122,680
2027 2,347,151 2,125,958
2026 2,298,439 2,128,778
2025 2,249,515 2,130,986
2024 2,201,352 2,127,400
2023 2,153,339 2,120,461
2022 2,105,529 2,112,076
2021 2,058,841 2,108,079
2020 2,013,255 2,102,419
2019 1,967,696 2,088,385
2018 1,922,168 2,073,894
2017 1,877,072 2,066,388
2016 1,831,893 2,065,042
2015 1,786,457 2,063,531
2014 1,741,122 2,061,980
2013 1,695,973 2,059,953
2012 1,651,417 2,057,159
2011 1,608,076 2,052,843
2010 1,566,347 2,048,583
2009 1,526,377 2,039,669
2008 1,488,054 2,021,316
2007 1,450,986 2,018,122
2006 1,415,303 2,006,868
2005 1,381,585 2,000,474
2004 1,349,563 1,997,012
2003 1,318,806 1,995,733
2002 1,289,307 1,994,530
2001 1,261,273 1,992,060
2000 1,234,741 1,988,925
1999 1,210,206 1,983,045
1998 1,187,473 1,981,629
1997 1,165,545 1,985,956
1996 1,143,535 1,988,628
1995 1,119,949 1,989,872
1994 1,092,031 1,989,443
1993 1,058,745 1,991,746
1992 1,024,356 1,996,498
1991 994,639 1,999,429
1990 973,669 1,998,161
1989 957,789 1,996,351
1988 942,061 1,995,196
1987 926,862 1,989,776
1986 912,126 1,965,964
1985 897,697 1,941,641
1984 883,519 1,932,154
1983 869,592 1,922,321
1982 855,891 1,910,334
1981 842,432 1,906,531
1980 829,303 1,901,315
1979 819,867 1,882,599
1978 791,694 1,862,548
1977 741,789 1,842,377
1976 694,191 1,820,249
1975 650,966 1,793,581
1974 613,338 1,776,132
1973 592,808 1,766,697
1972 586,620 1,752,233
1971 586,221 1,738,335
1970 584,403 1,724,891
1969 581,610 1,713,874
1968 578,170 1,704,546
1967 569,011 1,689,528
1966 566,908 1,669,905
1965 575,005 1,649,160
1964 588,543 1,632,114
1963 594,418 1,616,971
1962 589,474 1,603,649
1961 582,532 1,594,131
1960 577,633 1,584,720

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/slovenia | CC BY

From 2006 to 2016, the population of Guinea-Bissau increased by 416,590 people (a 29.4% growth), while Slovenia gained 58,174 people (a 2.9% growth).

For the next 10 years, from 2016 to 2026, Guinea-Bissau gained 491,567 people (a 26.8% growth), while Slovenia's population increased by 63,736 people (a 3.09% growth).

Guinea-Bissau was ranked 148th most populous country in 2006 and is 146th in 2026. Slovenia was ranked 141st in 2006 and ranked 147th 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 Slovenia will decrease by 6.17% to 1,997,469 people and will still be ranked 147th.

Guinea-Bissau is projected to reach its peak in 2100 at 4.71M people, while Slovenia's population already peaked in 2025 at 2.13M people and is projected to decrease to 1.64M people by 2100.

Population growth rate by year

Guinea-Bissau
Factual

Projection
Slovenia
Factual

Projection
1x
Year Growth rate
Guinea-Bissau Slovenia
2100 0.15% -0.26%
2099 0.14% -0.25%
2098 0.16% -0.26%
2097 0.19% -0.26%
2096 0.18% -0.25%
2095 0.25% -0.25%
2094 0.24% -0.25%
2093 0.26% -0.25%
2092 0.24% -0.25%
2091 0.25% -0.27%
2090 0.26% -0.26%
2089 0.28% -0.26%
2088 0.3% -0.27%
2087 0.34% -0.29%
2086 0.35% -0.29%
2085 0.37% -0.29%
2084 0.35% -0.31%
2083 0.36% -0.31%
2082 0.37% -0.32%
2081 0.44% -0.35%
2080 0.48% -0.35%
2079 0.49% -0.38%
2078 0.54% -0.38%
2077 0.56% -0.39%
2076 0.62% -0.41%
2075 0.59% -0.43%
2074 0.65% -0.46%
2073 0.66% -0.44%
2072 0.67% -0.46%
2071 0.67% -0.47%
2070 0.71% -0.5%
2069 0.75% -0.51%
2068 0.76% -0.49%
2067 0.77% -0.5%
2066 0.85% -0.52%
2065 0.86% -0.53%
2064 0.89% -0.51%
2063 0.93% -0.51%
2062 0.96% -0.52%
2061 0.93% -0.54%
2060 1.02% -0.52%
2059 1.05% -0.48%
2058 1.05% -0.51%
2057 1.05% -0.48%
2056 1.11% -0.48%
2055 1.18% -0.46%
2054 1.14% -0.44%
2053 1.2% -0.43%
2052 1.28% -0.41%
2051 1.32% -0.39%
2050 1.39% -0.37%
2049 1.4% -0.34%
2048 1.47% -0.34%
2047 1.43% -0.33%
2046 1.52% -0.33%
2045 1.49% -0.32%
2044 1.52% -0.31%
2043 1.54% -0.3%
2042 1.55% -0.28%
2041 1.6% -0.25%
2040 1.67% -0.26%
2039 1.68% -0.25%
2038 1.7% -0.28%
2037 1.77% -0.26%
2036 1.72% -0.25%
2035 1.78% -0.24%
2034 1.89% -0.25%
2033 1.91% -0.24%
2032 1.93% -0.24%
2031 1.93% -0.22%
2030 1.95% -0.21%
2029 2% -0.2%
2028 2.09% -0.15%
2027 2.12% -0.13%
2026 2.17% -0.1%
2025 2.19% 0.17%
2024 2.23% 0.33%
2023 2.27% 0.4%
2022 2.27% 0.19%
2021 2.26% 0.27%
2020 2.32% 0.67%
2019 2.37% 0.7%
2018 2.4% 0.36%
2017 2.47% 0.07%
2016 2.54% 0.07%
2015 2.6% 0.08%
2014 2.66% 0.1%
2013 2.7% 0.14%
2012 2.7% 0.21%
2011 2.66% 0.21%
2010 2.62% 0.44%
2009 2.58% 0.91%
2008 2.55% 0.16%
2007 2.52% 0.56%
2006 2.44% 0.32%
2005 2.37% 0.17%
2004 2.33% 0.06%
2003 2.29% 0.06%
2002 2.22% 0.12%
2001 2.15% 0.16%
2000 2.03% 0.3%
1999 1.91% 0.07%
1998 1.88% -0.22%
1997 1.92% -0.13%
1996 2.11% -0.06%
1995 2.56% 0.02%
1994 3.14% -0.12%
1993 3.36% -0.24%
1992 2.99% -0.15%
1991 2.15% 0.06%
1990 1.66% 0.09%
1989 1.67% 0.06%
1988 1.64% 0.27%
1987 1.62% 1.21%
1986 1.61% 1.25%
1985 1.6% 0.49%
1984 1.6% 0.51%
1983 1.6% 0.63%
1982 1.6% 0.2%
1981 1.58% 0.27%
1980 1.15% 0.99%
1979 3.56% 1.08%
1978 6.73% 1.09%
1977 6.86% 1.22%
1976 6.64% 1.49%
1975 6.13% 0.98%
1974 3.46% 0.53%
1973 1.05% 0.83%
1972 0.07% 0.8%
1971 0.31% 0.78%
1970 0.48% 0.64%
1969 0.59% 0.55%
1968 1.61% 0.89%
1967 0.37% 1.18%
1966 -1.41% 1.26%
1965 -2.3% 1.04%
1964 -0.99% 0.94%
1963 0.84% 0.83%
1962 1.19% 0.6%
1961 0.85% 0.59%

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/slovenia | CC BY

In 2025, the population of Guinea-Bissau grew by 2.19%, while Slovenia's population grew by 0.17%.

Live population counters

Guinea-Bissau Slovenia
Current population
2323460
2128778
Population rank 146/197 147/197
Percent of world population 0.03% 0.03%
One net population change
10.9 minutes
2.45 hours
One birth every
8.08 minutes
31.3 minutes
One death every
34.1 minutes
24.5 minutes
Daily growth/decline +132 +10
Annual growth/decline +48,163 +3,586
Annual growth/decline rate +2.19% +0.17%
Population growth rate rank 41/197 153/197
One migration net change every
6.4 hours
3.24 hours
Annual migration change -1,373 +2,711
Net migration rank 96/196 55/196
Foreign-born residents 15,064 315,122
Foreign-born residents rank 172/195 97/195
Foreign-born share of population 0.7% 14.9%
Foreign-born share rank 165/195 44/195

Natural population change vs migration

Guinea-Bissau
Natural

Migration
Slovenia
Natural

Migration
1x
Year Population change
Guinea-Bissau Slovenia
Natural Migration Natural Migration
2025 - -1,373 - 2,711
2024 49,642 -1,712 -4,680 3,319
2023 49,498 -1,400 -4,665 5,339
2022 48,920 -1,400 -4,858 9,014
2021 47,242 -1,395 -4,216 2,477
2020 46,718 -1,394 -5,256 28,514
2019 47,196 -1,395 -1,254 16,352
2018 46,659 -1,396 -1,037 14,640
2017 46,318 -1,398 -207 1,359
2016 46,814 -1,392 826 1,195
2015 46,846 -1,393 826 712
2014 46,615 -1,393 2,268 -70
2013 46,472 -1,395 1,648 639
2012 45,480 -1,442 2,674 1,117
2011 44,405 -1,760 3,285 2,190
2010 43,067 -2,257 3,687 -410
2009 41,950 -2,821 3,060 11,594
2008 40,841 -3,313 3,437 2,971
2007 40,288 -3,676 1,211 14,191
2006 38,886 -4,142 602 6,081
2005 37,347 -4,662 -600 6,317
2004 36,495 -5,144 -599 1,759
2003 35,649 -5,487 -1,996 3,218
2002 34,561 -5,712 -1,197 1,975
2001 33,461 -6,239 -996 4,527
2000 32,816 -6,971 -398 3,124
1999 30,916 -7,686 -1,388 10,291
1998 30,390 -8,163 -1,189 -5,280
1997 29,792 -8,176 -794 -1,298
1996 29,778 -7,369 0 -2,456
1995 29,142 -4,376 0 356
1994 27,895 3,174 199 -153
1993 26,943 8,562 -199 -4,641
1992 25,747 7,531 598 -5,547
1991 24,527 1,621 2,199 -3,325
1990 23,936 -8,151 3,797 618
1989 24,286 -8,296 4,592 -2,718
1988 23,940 -8,473 5,986 -3,023
1987 23,549 -8,622 5,771 2,972
1986 23,301 -8,748 6,094 32,700
1985 23,116 -8,812 6,213 3,404
1984 22,861 -8,812 5,990 3,280
1983 22,542 -8,729 6,343 3,613
1982 22,131 -8,539 9,170 -8,695
1981 21,611 -8,291 10,485 -5,016
1980 21,024 -8,086 11,027 3,128
1979 19,736 -13,801 12,614 2,107
1978 17,468 32,936 11,920 2,113
1977 15,484 33,922 12,160 2,584
1976 13,688 32,113 12,196 2,226
1975 11,998 28,645 11,658 2,421
1974 10,321 24,290 11,367 3,145
1973 8,430 -1,985 11,837 2,175
1972 7,911 -1,985 10,513 2,924
1971 8,183 -13,302 10,951 2,286
1970 7,632 1,123 10,004 260
1969 7,857 -11,033 9,427 685
1968 7,289 2,769 11,250 438
1967 6,742 1,516 13,516 -192
1966 6,955 -11,006 15,697 -1,262
1965 7,789 -19,928 14,513 -1,421
1964 8,989 -23,936 12,567 -349
1963 9,190 -5,993 14,068 -180
1962 10,662 -3,960 13,150 148
1961 10,756 -3,575 14,985 -306
1960 10,618 -8,007 12,678 -929

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

GeoRank.org/population/guinea-bissau/slovenia | 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 Slovenia 22.8% is from natural causes (a loss of 24,521 people) and 77.2% is from migration (a gain of 82,921 people).

As of 2024, 15,064 residents or 0.7% of the population were not native-born in Guinea-Bissau, compared to 315,122 people or 14.9% in Slovenia.

Biggest cities by population

Guinea-Bissau
City Population
Bissau 492K
Bafata 29.6K
Slovenia
City Population
Ljubljana 284K
Maribor 114K
Kranj 37.6K
Celje 37.1K
Velenje 25.6K
Novo Mesto 24.2K
Nova Gorica 13K
Izola 11.7K
Murska Sobota 11.2K
Piran 3.79K

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/slovenia | CC BY

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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)

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