The population of Zambia is expected to grow by 542,000 in 2020 and reach 19,235,000 in 2021. Migration (including immigration and emigration) decreases population by 8,000 people yearly. On average there are 690,301 births and 133,984 deaths in Zambia per year. Rate of natural increase is approximately 2.98 percent per year. The population density of Zambia has changed from 7.9 in 1980 to 23.7 in 2018.
| Current population | 19,018,693 people at present (Monday 10th of August 2020) | |
| Median Age | 21.7 years |
| Life expectancy | 63.2 years | |
| Population density | 25.1 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 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 2019 the population of Zambia was 18,137,000 and the average age decreased from 21.8 in 1960 to 21.6. Urban population has increased from 3,665,076 (34.8%) in 2000 to 8,080,000 (43.3%) in the current year. The population density of Zambia has changed from 7.9 in 1980 to 23.7 in 2018.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 18,679,000 | 542,000 (2.9%) | -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%) |
Total Zambia population should reach 18,679,000 by 2020 and should increase to 41,001,000 people by year 2050. 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 2.99% (528,000 residents, including 132,120 deaths). The demographics of Zambia constitutes of 9,411,000 women and 9,268,000 men, which means there are 985 men per 1000 women. As far as age distribution goes, 55.2% of population (10,307,072) is 19 or younger, 42.4% of population (7,916,160) is between age 20 and 64 and 2.5% of population (457,636) is over 65.