The population of Zambia is expected to grow by 556,000 in 2021 and reach 19,804,000 in 2022. Migration (including immigration and emigration) decreases population by 8,000 people yearly. The population density of Zambia has changed from 7.9 in 1980 to 24.4 in 2019.
| Current population | 19,556,134 people at present (Sunday 25th of July 2021) | |
| Median Age | 21.8 years |
| Population density | 25.9 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2021 | 19,235,000 | 556,000 (2.9%) | -8,000 | 21.8 | 26 | 8,412,000 (43.7%) | |
| 2020 | 18,679,000 | 542,000 (2.9%) | -8,000 | 21.7 | 4.76 | 25 | 8,080,000 (43.3%) |
| 2019 | 0 | 0 (0.0%) | -8,000 | 21.6 | 4.82 | 24 | 7,759,000 (42.8%) |
| 2018 | 0 | 0 (0.0%) | -8,000 | 21.5 | 4.87 | 24 | 7,450,000 (42.3%) |
| 2017 | 0 | 0 (0.0%) | -8,000 | 21.3 | 4.93 | 23 | 7,152,000 (41.8%) |
| 2016 | 0 | 0 (0.0%) | -8,000 | 21.2 | 4.98 | 22 | 6,865,351 (41.4%) |
| 2015 | 16,100,587 | 479,613 (3.0%) | -8,000 | 21.1 | 5.04 | 22 | 6,588,682 (40.9%) |
| 2010 | 13,850,033 | 393,616 (2.8%) | -6,898 | 20.7 | 5.40 | 19 | 5,363,425 (38.7%) |
| 2005 | 12,052,156 | 320,410 (2.7%) | -24,809 | 20.6 | 5.79 | 16 | 4,412,535 (36.6%) |
| 2000 | 10,531,221 | 291,507 (2.8%) | -18,603 | 20.8 | 6.04 | 14 | 3,665,076 (34.8%) |
| 1995 | 9,137,077 | 240,968 (2.6%) | 15,889 | 20.9 | 6.19 | 12 | 3,390,221 (37.1%) |
| 1990 | 8,027,253 | 213,445 (2.7%) | -4,590 | 21.1 | 6.44 | 11 | 3,163,300 (39.4%) |
| 1985 | 6,955,212 | 216,447 (3.1%) | 564 | 21.1 | 6.75 | 9 | 2,758,089 (39.7%) |
| 1980 | 5,889,230 | 197,481 (3.4%) | 11,697 | 21.1 | 7.09 | 8 | 2,344,797 (39.8%) |
| 1975 | 4,964,831 | 170,077 (3.4%) | 3,515 | 21.2 | 7.36 | 7 | 1,734,414 (34.9%) |
| 1970 | 4,173,928 | 135,005 (3.2%) | 5,332 | 21.4 | 7.37 | 6 | 1,266,829 (30.4%) |
| 1965 | 3,563,407 | 110,465 (3.1%) | -849 | 21.5 | 7.29 | 5 | 832,839 (23.4%) |
| 1960 | 3,044,846 | 95,418 (3.0%) | 500 | 21.8 | 7.12 | 4 | 552,487 (18.1%) |
In 2020 the population of Zambia was 18,679,000 and the average age decreased from 21.8 in 1960 to 21.7. Urban population has increased from 3,665,076 (34.8%) in 2000 to 8,412,000 (43.7%) in the current year. The population density of Zambia has changed from 7.9 in 1980 to 24.4 in 2019.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | -8,000 | 21.7 | 4.76 | 25 | 8,080,000 (43.3%) |
| 2025 | 21,594,000 | 611,000 (2.8%) | -5,000 | 22.2 | 4.50 | 29 | 9,868,000 (45.7%) |
| 2030 | 24,859,000 | 679,000 (2.7%) | -5,000 | 22.9 | 4.25 | 33 | 11,989,000 (48.2%) |
| 2035 | 28,441,000 | 740,000 (2.6%) | -5,000 | 23.6 | 4.03 | 38 | 14,443,000 (50.8%) |
| 2040 | 32,327,000 | 802,000 (2.5%) | -5,000 | 24.3 | 3.83 | 44 | 17,230,000 (53.3%) |
| 2045 | 36,517,000 | 862,000 (2.4%) | -5,000 | 25.1 | 3.64 | 49 | 20,376,000 (55.8%) |
| 2050 | 41,001,000 | 920,000 (2.2%) | -5,000 | 26.0 | 3.48 | 55 | 23,892,000 (58.3%) |
The life expectancy at birth should reach 71.8 (69.7 years for male and 74.0 years for females). Population density will go up to 55.2 people per square kilometer.
The population growth rate is 2.98% (542,000 residents, including 133,089 deaths). The demographics of Zambia constitutes of 9,691,000 women and 9,544,000 men, which means there are 985 men per 1000 women. As far as age distribution goes, 54.9% of population (10,554,245) is 19 or younger, 42.7% of population (8,207,575) is between age 20 and 64 and 2.5% of population (473,181) is over 65.