The population of Kiribati is expected to grow by 2,000 in 2018 and reach 120,000 in 2019. Migration (including immigration and emigration) decreases population by 425 people yearly. On average there are 3,239 births and 821 deaths in Kiribati per year. Rate of natural increase is approximately 2.05 percent per year. The population density of Kiribati has changed from 73.3 in 1980 to 141.2 in 2016.
| Current population | 119,912 people at present (Saturday 15th of December 2018) | |
| Median Age | 26.4 years |
| Life expectancy | 66.6 years | |
| Population density | 146.2 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2018 | 118,000 | 2,000 (1.7%) | -425 | 26.4 | 3.57 | 146 | 53,000 (44.8%) |
| 2017 | 116,000 | 1,605 (1.4%) | -425 | 26.3 | 3.61 | 144 | 52,000 (44.6%) |
| 2016 | 114,395 | 1,988 (1.7%) | -425 | 26.2 | 3.65 | 141 | 50,845 (44.4%) |
| 2015 | 112,407 | 1,949 (1.7%) | -425 | 26.0 | 3.69 | 139 | 49,801 (44.3%) |
| 2010 | 102,652 | 2,084 (2.0%) | -426 | 25.4 | 3.84 | 127 | 44,934 (43.8%) |
| 2005 | 92,325 | 1,783 (1.9%) | -116 | 25.1 | 3.91 | 114 | 40,208 (43.6%) |
| 2000 | 84,406 | 1,440 (1.7%) | -408 | 24.3 | 4.06 | 104 | 36,259 (43.0%) |
| 1995 | 77,730 | 1,059 (1.4%) | -595 | 23.9 | 4.37 | 96 | 28,301 (36.4%) |
| 1990 | 72,412 | 1,552 (2.1%) | -920 | 23.8 | 4.69 | 89 | 25,335 (35.0%) |
| 1985 | 64,003 | 1,238 (1.9%) | -153 | 23.7 | 4.91 | 79 | 21,467 (33.5%) |
| 1980 | 59,339 | 833 (1.4%) | -622 | 24.1 | 5.07 | 73 | 19,157 (32.3%) |
| 1975 | 55,169 | 789 (1.4%) | -515 | 23.8 | 4.98 | 68 | 16,333 (29.6%) |
| 1970 | 51,178 | 884 (1.7%) | -300 | 22.9 | 5.46 | 63 | 12,328 (24.1%) |
| 1965 | 46,453 | 1,028 (2.2%) | -255 | 22.4 | 6.50 | 57 | 9,116 (19.6%) |
| 1960 | 41,233 | 1,024 (2.4%) | -244 | 22.6 | 6.79 | 51 | 6,717 (16.3%) |
In 2017 the population of Kiribati was 116,000 and the average age increased from 22.6 in 1960 to 26.3. Urban population has increased from 36,259 (43.0%) in 2000 to 53,000 (44.8%) in the current year. The population density of Kiribati has changed from 73.3 in 1980 to 141.2 in 2016.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 122,000 | 2,000 (1.6%) | -426 | 26.6 | 3.49 | 151 | 55,000 (45.1%) |
| 2025 | 132,000 | 2,000 (1.5%) | -426 | 27.4 | 3.32 | 163 | 61,000 (46.3%) |
| 2030 | 142,000 | 2,000 (1.4%) | -426 | 28.2 | 3.16 | 175 | 68,000 (47.8%) |
| 2035 | 150,000 | 1,000 (0.7%) | -426 | 29.1 | 3.03 | 186 | 74,000 (49.4%) |
| 2040 | 159,000 | 2,000 (1.3%) | -425 | 29.9 | 2.91 | 197 | 81,000 (51.1%) |
| 2045 | 169,000 | 2,000 (1.2%) | -425 | 30.6 | 2.80 | 208 | 89,000 (52.8%) |
| 2050 | 178,000 | 2,000 (1.1%) | -425 | 31.1 | 2.71 | 220 | 97,000 (54.5%) |
Total Kiribati population should reach 122,000 by 2020 and should increase to 178,000 people by year 2050. The life expectancy at birth should reach 71.3 (67.6 years for male and 75.1 years for females). Population density will go up to 219.9 people per square kilometer.
The population growth rate is 1.72% (1,605 residents, including 800 deaths). The demographics of Kiribati constitutes of 60,000 women and 58,000 men, which means there are 967 men per 1000 women. As far as age distribution goes, 44.6% of population (52,604) is 19 or younger, 51.9% of population (61,195) is between age 20 and 64 and 3.9% of population (4,578) is over 65.