The population of New Zealand is expected to grow by 43,000 in 2018 and reach 4,821,000 in 2019. Migration (including immigration and emigration) increases population by 14,881 people yearly. On average there are 62,311 births and 33,311 deaths in New Zealand per year. Rate of natural increase is approximately 0.61 percent per year. The population density of New Zealand has changed from 11.8 in 1980 to 17.8 in 2016.
| Current population | 4,819,159 people at present (Saturday 15th of December 2018) | |
| Median Age | 38.6 years |
| Life expectancy | 82.1 years | |
| Population density | 18.0 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2018 | 4,779,000 | 43,000 (0.9%) | 14,881 | 38.6 | 1.96 | 18 | 4,129,000 (86.4%) |
| 2017 | 4,736,000 | 43,300 (0.9%) | 14,881 | 38.4 | 1.97 | 18 | 4,090,000 (86.4%) |
| 2016 | 4,692,700 | 97,000 (2.1%) | 14,881 | 38.3 | 1.98 | 18 | 4,050,832 (86.3%) |
| 2015 | 4,595,700 | 86,000 (1.9%) | 14,881 | 38.0 | 1.99 | 17 | 3,965,354 (86.3%) |
| 2010 | 4,350,700 | 48,100 (1.1%) | 18,179 | 37.2 | 2.17 | 17 | 3,748,781 (86.2%) |
| 2005 | 4,133,900 | 46,400 (1.1%) | 12,483 | 36.3 | 1.97 | 16 | 3,557,304 (86.1%) |
| 2000 | 3,857,700 | 22,600 (0.6%) | 26,926 | 35.5 | 1.98 | 15 | 3,305,162 (85.7%) |
| 1995 | 3,673,400 | 53,400 (1.5%) | 8,517 | 34.5 | 1.99 | 14 | 3,134,622 (85.3%) |
| 1990 | 3,329,800 | 30,600 (0.9%) | 23,603 | 33.8 | 2.18 | 13 | 2,821,739 (84.7%) |
| 1985 | 3,247,100 | 20,000 (0.6%) | -1,884 | 32.9 | 1.93 | 12 | 2,716,946 (83.7%) |
| 1980 | 3,112,900 | 3,900 (0.1%) | -582 | 31.8 | 2.03 | 12 | 2,597,030 (83.4%) |
| 1975 | 3,083,100 | 59,400 (1.9%) | -14,959 | 30.7 | 2.33 | 12 | 2,552,005 (82.8%) |
| 1970 | 2,810,700 | 37,900 (1.4%) | 15,336 | 30.4 | 3.16 | 11 | 2,279,646 (81.1%) |
| 1965 | 2,628,400 | 43,000 (1.6%) | -525 | 30.1 | 3.54 | 10 | 2,073,571 (78.9%) |
| 1960 | 2,371,800 | 47,900 (2.0%) | 10,878 | 30.6 | 4.03 | 9 | 1,802,521 (76.0%) |
In 2017 the population of New Zealand was 4,736,000 and the average age increased from 30.6 in 1960 to 38.4. Urban population has increased from 3,305,162 (85.7%) in 2000 to 4,129,000 (86.4%) in the current year. The population density of New Zealand has changed from 11.8 in 1980 to 17.8 in 2016.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 4,862,000 | 41,000 (0.8%) | 12,400 | 39.0 | 1.95 | 18 | 4,207,000 (86.5%) |
| 2025 | 5,061,000 | 39,000 (0.8%) | 12,400 | 40.0 | 1.90 | 19 | 4,397,000 (86.9%) |
| 2030 | 5,237,000 | 33,000 (0.6%) | 12,400 | 40.9 | 1.87 | 20 | 4,575,000 (87.4%) |
| 2035 | 5,387,000 | 28,000 (0.5%) | 12,400 | 41.7 | 1.84 | 20 | 4,737,000 (87.9%) |
| 2040 | 5,514,000 | 24,000 (0.4%) | 12,400 | 42.5 | 1.82 | 21 | 4,884,000 (88.6%) |
| 2045 | 5,623,000 | 21,000 (0.4%) | 12,400 | 43.0 | 1.81 | 21 | 5,015,000 (89.2%) |
| 2050 | 5,716,000 | 17,000 (0.3%) | 12,400 | 43.5 | 1.80 | 22 | 5,132,000 (89.8%) |
Total New Zealand population should reach 4,862,000 by 2020 and should increase to 5,716,000 people by year 2050. The life expectancy at birth should reach 86.6 (85.6 years for male and 87.7 years for females). Population density will go up to 21.7 people per square kilometer.
The population growth rate is 0.91% (43,300 residents, including 32,396 deaths). The demographics of New Zealand constitutes of 2,429,000 women and 2,350,000 men, which means there are 968 men per 1000 women. As far as age distribution goes, 26.2% of population (1,251,142) is 19 or younger, 58.2% of population (2,780,422) is between age 20 and 64 and 15.7% of population (748,391) is over 65.