The population of Sierra Leone is expected to grow by 163,000 in 2019 and reach 8,047,000 in 2020. Migration (including immigration and emigration) decreases population by 4,200 people yearly. On average there are 263,215 births and 95,233 deaths in Sierra Leone per year. Rate of natural increase is approximately 2.13 percent per year. The population density of Sierra Leone has changed from 46.6 in 1980 to 104.7 in 2017.
| Current population | 7,933,323 people at present (Monday 22nd of April 2019) | |
| Median Age | 22.9 years |
| Life expectancy | 52.9 years | |
| Population density | 109.2 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2019 | 7,883,000 | 163,000 (2.1%) | -4,200 | 22.9 | 4.17 | 109 | 3,273,000 (41.5%) |
| 2018 | 7,720,000 | 163,000 (2.1%) | -4,200 | 22.8 | 4.27 | 107 | 3,173,000 (41.1%) |
| 2017 | 7,557,000 | 160,810 (2.1%) | -4,200 | 22.6 | 4.37 | 105 | 3,076,000 (40.7%) |
| 2016 | 7,396,190 | 159,165 (2.2%) | -4,200 | 22.5 | 4.46 | 102 | 2,981,996 (40.3%) |
| 2015 | 7,237,025 | 157,863 (2.2%) | -4,200 | 22.4 | 4.56 | 100 | 2,890,613 (39.9%) |
| 2010 | 6,458,720 | 148,460 (2.3%) | -4,200 | 22.0 | 5.20 | 89 | 2,469,879 (38.2%) |
| 2005 | 5,658,379 | 218,684 (3.9%) | 12,000 | 21.8 | 5.86 | 78 | 2,084,547 (36.8%) |
| 2000 | 4,564,297 | 126,494 (2.8%) | 100,000 | 21.8 | 6.32 | 63 | 1,626,076 (35.6%) |
| 1995 | 4,274,819 | -8,802 (-0.2%) | -30,000 | 22.1 | 6.61 | 59 | 1,471,777 (34.4%) |
| 1990 | 4,312,246 | 62,778 (1.5%) | -90,000 | 22.4 | 6.72 | 60 | 1,433,908 (33.3%) |
| 1985 | 3,799,550 | 100,083 (2.6%) | 12,549 | 22.8 | 6.73 | 53 | 1,215,742 (32.0%) |
| 1980 | 3,365,441 | 79,262 (2.4%) | 23.3 | 6.69 | 47 | 1,003,541 (29.8%) | |
| 1975 | 2,993,876 | 66,408 (2.2%) | 23.8 | 6.61 | 41 | 830,172 (27.7%) | |
| 1970 | 2,692,259 | 49,651 (1.8%) | 24.2 | 6.50 | 37 | 645,308 (24.0%) | |
| 1965 | 2,473,294 | 38,090 (1.5%) | 24.3 | 6.34 | 34 | 504,033 (20.4%) | |
| 1960 | 2,297,110 | 32,094 (1.4%) | 24.4 | 6.13 | 32 | 398,595 (17.4%) |
In 2018 the population of Sierra Leone was 7,720,000 and the average age decreased from 24.4 in 1960 to 22.8. Urban population has increased from 1,626,076 (35.6%) in 2000 to 3,273,000 (41.5%) in the current year. The population density of Sierra Leone has changed from 46.6 in 1980 to 104.7 in 2017.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 8,047,000 | 164,000 (2.0%) | -6,000 | 23.0 | 4.08 | 112 | 3,375,000 (41.9%) |
| 2025 | 8,874,000 | 167,000 (1.9%) | -6,000 | 23.7 | 3.65 | 123 | 3,924,000 (44.2%) |
| 2030 | 9,720,000 | 170,000 (1.8%) | -6,000 | 24.6 | 3.30 | 135 | 4,543,000 (46.7%) |
| 2035 | 10,568,000 | 170,000 (1.6%) | -6,000 | 25.5 | 3.01 | 146 | 5,218,000 (49.4%) |
| 2040 | 11,403,000 | 165,000 (1.5%) | -6,000 | 26.6 | 2.79 | 158 | 5,931,000 (52.0%) |
| 2045 | 12,209,000 | 158,000 (1.3%) | -6,000 | 27.7 | 2.61 | 169 | 6,671,000 (54.6%) |
| 2050 | 12,972,000 | 149,000 (1.2%) | -6,000 | 28.8 | 2.46 | 180 | 7,425,000 (57.2%) |
Total Sierra Leone population should reach 8,047,000 by 2020 and should increase to 12,972,000 people by year 2050. The life expectancy at birth should reach 62.8 (61.4 years for male and 64.2 years for females). Population density will go up to 179.7 people per square kilometer.
The population growth rate is 2.11% (163,000 residents, including 94,874 deaths). The demographics of Sierra Leone constitutes of 3,977,000 women and 3,906,000 men, which means there are 982 men per 1000 women. As far as age distribution goes, 52.5% of population (4,134,634) is 19 or younger, 45.0% of population (3,548,927) is between age 20 and 64 and 2.5% of population (198,652) is over 65.
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