The population of Benin is expected to grow by 327,000 in 2021 and reach 12,782,000 in 2022. Migration (including immigration and emigration) decreases population by 2,000 people yearly. The population density of Benin has changed from 33.0 in 1980 to 104.7 in 2019.
| Current population | 12,713,781 people at present (Sunday 17th of October 2021) | |
| Median Age | 23.2 years |
| Population density | 110.4 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2021 | 12,450,000 | 327,000 (2.6%) | -2,000 | 23.2 | 110 | 5,818,000 (46.7%) | |
| 2020 | 12,123,000 | 321,000 (2.7%) | -2,000 | 23.1 | 4.70 | 108 | 5,607,000 (46.3%) |
| 2019 | 0 | 0 (0.0%) | -2,000 | 23.1 | 4.77 | 105 | 5,402,000 (45.8%) |
| 2018 | 0 | 0 (0.0%) | -2,000 | 23.0 | 4.84 | 102 | 5,204,000 (45.3%) |
| 2017 | 0 | 0 (0.0%) | -2,000 | 22.9 | 4.91 | 99 | 5,012,000 (44.8%) |
| 2016 | 0 | 0 (0.0%) | -2,000 | 22.8 | 4.98 | 96 | 4,826,757 (44.4%) |
| 2015 | 10,575,952 | 289,240 (2.7%) | -2,000 | 22.7 | 5.05 | 94 | 4,648,131 (44.0%) |
| 2010 | 9,199,259 | 254,553 (2.8%) | -8,454 | 22.4 | 5.36 | 82 | 3,850,258 (41.9%) |
| 2005 | 7,982,225 | 232,221 (2.9%) | -9,755 | 22.3 | 5.63 | 71 | 3,191,453 (40.0%) |
| 2000 | 6,865,951 | 201,853 (2.9%) | 5,001 | 22.1 | 5.96 | 61 | 2,631,925 (38.3%) |
| 1995 | 5,905,558 | 191,338 (3.2%) | -570 | 22.2 | 6.36 | 52 | 2,170,765 (36.8%) |
| 1990 | 4,978,496 | 158,480 (3.2%) | 13,652 | 22.2 | 6.74 | 44 | 1,716,834 (34.5%) |
| 1985 | 4,278,501 | 121,682 (2.8%) | -1,745 | 22.5 | 6.97 | 38 | 1,317,607 (30.8%) |
| 1980 | 3,717,165 | 98,639 (2.7%) | -2,170 | 23.0 | 7.03 | 33 | 1,016,236 (27.3%) |
| 1975 | 3,265,165 | 77,753 (2.4%) | -3,879 | 23.7 | 6.93 | 29 | 715,202 (21.9%) |
| 1970 | 2,912,340 | 61,679 (2.1%) | -4,969 | 24.3 | 6.75 | 26 | 486,099 (16.7%) |
| 1965 | 2,632,356 | 46,391 (1.8%) | -4,748 | 24.9 | 6.54 | 23 | 329,545 (12.5%) |
| 1960 | 2,431,622 | 34,245 (1.4%) | -4,859 | 25.9 | 6.28 | 22 | 225,533 (9.3%) |
In 2020 the population of Benin was 12,123,000 and the average age decreased from 25.9 in 1960 to 23.1. Urban population has increased from 2,631,925 (38.3%) in 2000 to 5,818,000 (46.7%) in the current year. The population density of Benin has changed from 33.0 in 1980 to 104.7 in 2019.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | -2,000 | 23.1 | 4.70 | 108 | 5,607,000 (46.3%) |
| 2025 | 13,809,000 | 348,000 (2.5%) | -2,000 | 23.7 | 4.39 | 123 | 6,728,000 (48.7%) |
| 2030 | 15,628,000 | 373,000 (2.4%) | -2,000 | 24.2 | 4.10 | 139 | 8,013,000 (51.3%) |
| 2035 | 17,568,000 | 397,000 (2.3%) | -2,000 | 24.9 | 3.85 | 156 | 9,456,000 (53.8%) |
| 2040 | 19,614,000 | 417,000 (2.1%) | -2,000 | 25.6 | 3.62 | 174 | 11,054,000 (56.4%) |
| 2045 | 21,742,000 | 431,000 (2.0%) | -2,000 | 26.3 | 3.42 | 193 | 12,797,000 (58.9%) |
| 2050 | 23,930,000 | 442,000 (1.9%) | -2,000 | 27.1 | 3.25 | 212 | 14,673,000 (61.3%) |
The life expectancy at birth should reach 66.9 (64.8 years for male and 69.1 years for females). Population density will go up to 212.2 people per square kilometer.
The population growth rate is 2.70% (321,000 residents, including 103,648 deaths). The demographics of Benin constitutes of 6,230,000 women and 6,219,000 men, which means there are 998 men per 1000 women. As far as age distribution goes, 52.4% of population (6,518,820) is 19 or younger, 44.3% of population (5,516,595) is between age 20 and 64 and 3.3% of population (409,605) is over 65.