The population of Swaziland is expected to grow by 22,000 in 2025 and reach 1,578,000 in 2026. Migration (including immigration and emigration) decreases population by 2,000 people yearly. On average there are 38,185 births and 13,491 deaths in Swaziland per year. Rate of natural increase is approximately 1.59 percent per year. The population density of Swaziland has changed from 35.1 in 1980 to 87.8 in 2023.
| Current population | 1,556,386 people at present (Wednesday 22nd of January 2025) | |
| Median Age | 25.2 years |
| Life expectancy | 60.6 years | |
| Population density | 90.4 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2025 | 1,555,000 | 22,000 (1.4%) | -2,000 | 25.2 | 2.69 | 90 | 343,000 (22.1%) |
| 2024 | 1,533,000 | 23,000 (1.5%) | -2,000 | 25.0 | 89 | 336,000 (21.9%) | |
| 2023 | 1,510,000 | 24,000 (1.6%) | -2,000 | 24.8 | 88 | 329,000 (21.8%) | |
| 2022 | 1,486,000 | 23,000 (1.6%) | -2,000 | 24.7 | 86 | 322,000 (21.7%) | |
| 2021 | 1,463,000 | 24,000 (1.6%) | -2,000 | 24.4 | 85 | 316,000 (21.6%) | |
| 2020 | 1,439,000 | 24,000 (1.7%) | -2,000 | 24.2 | 2.89 | 84 | 309,000 (21.5%) |
| 2019 | 0 | 0 (0.0%) | -2,000 | 24.1 | 2.94 | 82 | 303,000 (21.4%) |
| 2018 | 0 | 0 (0.0%) | -2,000 | 23.9 | 2.99 | 81 | 297,000 (21.4%) |
| 2017 | 0 | 0 (0.0%) | -2,000 | 23.8 | 3.04 | 80 | 292,000 (21.3%) |
| 2016 | 0 | 0 (0.0%) | -2,000 | 23.6 | 3.09 | 78 | 286,281 (21.3%) |
| 2015 | 1,319,011 | 23,914 (1.8%) | -2,000 | 23.5 | 3.14 | 77 | 281,055 (21.3%) |
| 2010 | 1,202,843 | 22,168 (1.8%) | -1,200 | 22.7 | 3.53 | 70 | 258,515 (21.5%) |
| 2005 | 1,105,873 | 10,820 (1.0%) | -1,200 | 22.2 | 3.87 | 64 | 243,712 (22.0%) |
| 2000 | 1,061,468 | 15,839 (1.5%) | -9,215 | 22.0 | 4.19 | 62 | 240,805 (22.7%) |
| 1995 | 960,792 | 19,018 (2.0%) | -2,400 | 21.4 | 4.80 | 56 | 221,443 (23.0%) |
| 1990 | 861,373 | 28,691 (3.3%) | -7,649 | 21.0 | 5.62 | 50 | 197,323 (22.9%) |
| 1985 | 705,085 | 25,109 (3.6%) | 3,430 | 20.8 | 6.29 | 41 | 153,737 (21.8%) |
| 1980 | 603,372 | 18,028 (3.0%) | -2,899 | 20.9 | 6.65 | 35 | 107,678 (17.8%) |
| 1975 | 517,024 | 15,512 (3.0%) | -1,894 | 21.2 | 6.82 | 30 | 72,404 (14.0%) |
| 1970 | 445,729 | 12,141 (2.7%) | -1,574 | 21.5 | 6.88 | 26 | 43,258 (9.7%) |
| 1965 | 391,546 | 9,077 (2.3%) | -1,894 | 21.8 | 6.80 | 23 | 25,427 (6.5%) |
| 1960 | 349,174 | 8,279 (2.3%) | -1,982 | 22.2 | 6.72 | 20 | 13,663 (3.9%) |
In 2024 the population of Swaziland was 1,533,000 and the average age increased from 22.2 in 1960 to 25.0. Urban population has increased from 240,805 (22.7%) in 2000 to 343,000 (22.1%) in the current year. The population density of Swaziland has changed from 35.1 in 1980 to 87.8 in 2023.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | -2,000 | 24.2 | 2.89 | 84 | 309,000 (21.5%) |
| 2025 | 1,555,000 | 22,000 (1.4%) | -2,000 | 25.2 | 2.69 | 90 | 343,000 (22.1%) |
| 2030 | 1,666,000 | 21,000 (1.3%) | -2,000 | 26.3 | 2.52 | 97 | 383,000 (23.0%) |
| 2035 | 1,775,000 | 22,000 (1.2%) | -2,000 | 27.4 | 2.38 | 103 | 432,000 (24.3%) |
| 2040 | 1,881,000 | 21,000 (1.1%) | -2,000 | 28.6 | 2.26 | 109 | 485,000 (25.8%) |
| 2045 | 1,985,000 | 21,000 (1.1%) | -2,000 | 29.9 | 2.16 | 115 | 541,000 (27.3%) |
| 2050 | 2,081,000 | 19,000 (0.9%) | -2,000 | 31.2 | 2.07 | 121 | 599,000 (28.8%) |
The life expectancy at birth should reach 69.2 (67.3 years for male and 71.0 years for females). Population density will go up to 121.0 people per square kilometer.
The demographics of Swaziland constitutes of 803,000 women and 752,000 men, which means there are 937 men per 1000 women. As far as age distribution goes, 45.3% of population (705,037) is 19 or younger, 51.2% of population (796,782) is between age 20 and 64 and 3.4% of population (52,093) is over 65.