The population of Guinea is expected to grow by 386,000 in 2025 and reach 16,004,000 in 2026. Migration (including immigration and emigration) decreases population by 4,000 people yearly. On average there are 500,864 births and 108,738 deaths in Guinea per year. Rate of natural increase is approximately 2.51 percent per year. The population density of Guinea has changed from 18.4 in 1980 to 60.4 in 2023.
| Current population | 15,816,055 people at present (Wednesday 9th of July 2025) | |
| Median Age | 23.8 years |
| Life expectancy | 64.9 years | |
| Population density | 63.5 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2025 | 15,612,000 | 386,000 (2.5%) | -4,000 | 23.8 | 4.20 | 64 | 6,617,000 (42.4%) |
| 2024 | 15,226,000 | 379,000 (2.5%) | -4,000 | 23.7 | 62 | 6,371,000 (41.8%) | |
| 2023 | 14,847,000 | 372,000 (2.5%) | -4,000 | 23.6 | 60 | 6,132,000 (41.3%) | |
| 2022 | 14,475,000 | 365,000 (2.5%) | -4,000 | 23.4 | 59 | 5,900,000 (40.8%) | |
| 2021 | 14,110,000 | 359,000 (2.5%) | -4,000 | 23.4 | 57 | 5,676,000 (40.2%) | |
| 2020 | 13,751,000 | 353,000 (2.6%) | -4,000 | 23.3 | 4.55 | 56 | 5,459,000 (39.7%) |
| 2019 | 0 | 0 (0.0%) | -10,000 | 23.2 | 4.63 | 55 | 5,248,000 (39.2%) |
| 2018 | 0 | 0 (0.0%) | -10,000 | 23.1 | 4.70 | 53 | 5,046,000 (38.7%) |
| 2017 | 0 | 0 (0.0%) | -10,000 | 23.0 | 4.78 | 52 | 4,852,000 (38.2%) |
| 2016 | 0 | 0 (0.0%) | -10,000 | 23.0 | 4.86 | 50 | 4,667,189 (37.7%) |
| 2015 | 12,091,533 | 286,024 (2.4%) | -10,000 | 22.9 | 4.93 | 49 | 4,493,335 (37.2%) |
| 2010 | 10,794,170 | 237,646 (2.2%) | -50,000 | 22.7 | 5.34 | 44 | 3,762,416 (34.9%) |
| 2005 | 9,679,745 | 189,516 (2.0%) | -60,000 | 22.6 | 5.73 | 39 | 3,175,634 (32.8%) |
| 2000 | 8,808,546 | 154,777 (1.8%) | -73,601 | 22.7 | 6.08 | 36 | 2,732,147 (31.0%) |
| 1995 | 7,871,173 | 326,882 (4.2%) | -49,230 | 22.9 | 6.39 | 32 | 2,320,028 (29.5%) |
| 1990 | 6,041,094 | 270,442 (4.5%) | 160,000 | 23.0 | 6.60 | 25 | 1,693,077 (28.0%) |
| 1985 | 5,084,767 | 141,623 (2.8%) | 32,490 | 23.2 | 6.63 | 21 | 1,353,616 (26.6%) |
| 1980 | 4,511,902 | 54,824 (1.2%) | -7,600 | 23.5 | 6.53 | 18 | 1,065,576 (23.6%) |
| 1975 | 4,364,514 | 18,969 (0.4%) | -70,600 | 23.8 | 6.37 | 18 | 851,735 (19.5%) |
| 1970 | 4,219,770 | 55,767 (1.3%) | -55,000 | 23.9 | 6.23 | 17 | 674,193 (16.0%) |
| 1965 | 3,877,806 | 66,147 (1.7%) | -2,771 | 24.0 | 6.16 | 16 | 503,262 (13.0%) |
| 1960 | 3,577,409 | 56,243 (1.6%) | -2,771 | 24.3 | 6.11 | 15 | 374,626 (10.5%) |
In 2024 the population of Guinea was 15,226,000 and the average age decreased from 24.3 in 1960 to 23.7. Urban population has increased from 2,732,147 (31.0%) in 2000 to 6,617,000 (42.4%) in the current year. The population density of Guinea has changed from 18.4 in 1980 to 60.4 in 2023.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | -4,000 | 23.3 | 4.55 | 56 | 5,459,000 (39.7%) |
| 2025 | 15,612,000 | 386,000 (2.5%) | -4,000 | 23.8 | 4.20 | 64 | 6,617,000 (42.4%) |
| 2030 | 17,631,000 | 415,000 (2.4%) | -4,000 | 24.4 | 3.88 | 72 | 7,958,000 (45.1%) |
| 2035 | 19,789,000 | 442,000 (2.2%) | -4,000 | 25.1 | 3.60 | 81 | 9,481,000 (47.9%) |
| 2040 | 22,060,000 | 462,000 (2.1%) | -4,000 | 25.8 | 3.36 | 90 | 11,185,000 (50.7%) |
| 2045 | 24,424,000 | 479,000 (2.0%) | -4,000 | 26.7 | 3.15 | 99 | 13,064,000 (53.5%) |
| 2050 | 26,852,000 | 489,000 (1.8%) | -4,000 | 27.6 | 2.97 | 109 | 15,106,000 (56.3%) |
The life expectancy at birth should reach 72.5 (71.0 years for male and 74.1 years for females). Population density will go up to 109.3 people per square kilometer.
The demographics of Guinea constitutes of 7,774,000 women and 7,838,000 men, which means there are 1,008 men per 1000 women. As far as age distribution goes, 50.8% of population (7,937,141) is 19 or younger, 45.7% of population (7,140,929) is between age 20 and 64 and 3.4% of population (533,930) is over 65.