The population of Guinea is expected to grow by 342,266 in 2026 and reach 15,784,089 in 2027. Migration (including immigration and emigration) decreases population by 19,725 people yearly. On average there are 498,210 births and 136,698 deaths in Guinea per year. Rate of natural increase is approximately 2.34 percent per year. The population density of Guinea has changed from 20.5 in 1980 to 60.0 in 2024.
| Current population | 15,732,540 people at present (Friday 6th of November 2026) | |
| Median Age | 23.6 years |
| Life expectancy | 61.2 years | |
| Population density | 62.8 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2026 | 15,441,993 | 342,266 (2.2%) | -19,725 | 23.6 | 3.97 | 63 | 6,019,513 (39.0%) |
| 2025 | 15,099,727 | 344,942 (2.3%) | -16,282 | 23.4 | 4.05 | 62 | 5,815,891 (38.5%) |
| 2024 | 0 | 0 (0.0%) | -12,024 | 23.3 | 4.13 | 60 | 5,617,339 (38.1%) |
| 2023 | 0 | 0 (0.0%) | -3,997 | 23.2 | 4.22 | 59 | 5,422,997 (37.6%) |
| 2022 | 0 | 0 (0.0%) | -3,997 | 23.1 | 4.30 | 57 | 5,233,922 (37.2%) |
| 2021 | 0 | 0 (0.0%) | -4,373 | 23.0 | 4.40 | 56 | 5,052,354 (36.9%) |
| 2020 | 13,371,183 | 336,837 (2.5%) | -4,365 | 22.9 | 4.49 | 54 | 4,877,837 (36.5%) |
| 2019 | 0 | 0 (0.0%) | -3,240 | 22.8 | 4.58 | 53 | 4,709,069 (36.1%) |
| 2018 | 0 | 0 (0.0%) | -9,187 | 22.7 | 4.67 | 52 | 4,555,352 (35.9%) |
| 2017 | 0 | 0 (0.0%) | -13,718 | 22.6 | 4.79 | 50 | 4,407,156 (35.6%) |
| 2016 | 0 | 0 (0.0%) | -14,189 | 22.6 | 4.92 | 49 | 4,262,990 (35.3%) |
| 2015 | 11,767,070 | 294,146 (2.5%) | -15,117 | 22.5 | 5.00 | 48 | 4,122,866 (35.0%) |
| 2010 | 10,396,086 | 252,552 (2.4%) | -31,327 | 22.4 | 5.44 | 42 | 3,514,661 (33.8%) |
| 2005 | 9,245,844 | 183,118 (2.0%) | -71,015 | 22.4 | 5.73 | 38 | 2,995,309 (32.4%) |
| 2000 | 8,428,832 | 163,709 (1.9%) | -77,450 | 22.7 | 5.92 | 34 | 2,606,457 (30.9%) |
| 1995 | 7,553,249 | 208,142 (2.8%) | 18,021 | 23.0 | 6.29 | 31 | 2,228,135 (29.5%) |
| 1990 | 6,434,374 | 218,563 (3.4%) | 107,641 | 23.3 | 6.52 | 26 | 1,815,461 (28.2%) |
| 1985 | 5,610,373 | 130,277 (2.3%) | -6,965 | 23.6 | 6.53 | 23 | 1,503,434 (26.8%) |
| 1980 | 5,047,419 | 88,136 (1.8%) | -25,287 | 24.0 | 6.46 | 21 | 1,248,541 (24.7%) |
| 1975 | 4,653,876 | 73,366 (1.6%) | -26,221 | 24.3 | 6.37 | 19 | 989,543 (21.3%) |
| 1970 | 4,277,535 | 79,235 (1.9%) | -6,906 | 24.6 | 6.24 | 17 | 728,845 (17.0%) |
| 1965 | 3,890,716 | 70,994 (1.8%) | 0 | 24.8 | 6.18 | 16 | 502,213 (12.9%) |
| 1960 | 3,556,749 | 62,802 (1.7%) | 0 | 25.0 | 6.11 | 15 | 345,476 (9.7%) |
In 2025 the population of Guinea was 15,099,727 and the average age decreased from 25.0 in 1960 to 23.4. Urban population has increased from 2,606,457 (30.9%) in 2000 to 6,019,513 (39.0%) in the current year. The population density of Guinea has changed from 20.5 in 1980 to 60.0 in 2024.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | -4,365 | 22.9 | 4.49 | 54 | 4,877,837 (36.5%) |
| 2025 | 0 | 0 (0.0%) | -16,282 | 23.4 | 4.05 | 62 | 5,815,891 (38.5%) |
| 2030 | 16,807,147 | 340,391 (2.0%) | -21,351 | 24.2 | 3.66 | 68 | 6,898,490 (41.0%) |
| 2035 | 18,486,013 | 331,606 (1.8%) | -27,770 | 25.1 | 3.32 | 75 | 8,154,074 (44.1%) |
| 2040 | 20,160,750 | 336,892 (1.7%) | -23,187 | 26.1 | 3.07 | 82 | 9,627,508 (47.8%) |
| 2045 | 21,817,245 | 325,194 (1.5%) | -29,046 | 27.1 | 2.86 | 89 | 11,349,708 (52.0%) |
| 2050 | 23,404,584 | 311,971 (1.3%) | -31,286 | 28.2 | 2.70 | 95 | 13,330,623 (57.0%) |
The life expectancy at birth should reach 64.7 (63.1 years for male and 66.4 years for females). Population density will go up to 95.2 people per square kilometer.
The population growth rate is 2.27% (344,942 residents, including 133,206 deaths). The demographics of Guinea constitutes of 7,789,448 women and 7,652,545 men, which means there are 982 men per 1000 women. As far as age distribution goes, 51.1% of population (7,887,770) is 19 or younger, 45.5% of population (7,019,930) is between age 20 and 64 and 3.5% of population (540,470) is over 65.