The population of Japan is expected to decrease by 434,000 in 2021 and reach 124,582,000 in 2022. Migration (including immigration and emigration) increases population by 50,000 people yearly. The population density of Japan has changed from 318.8 in 1980 to 348.0 in 2019.
| Current population | 125,017,715 people at present (Sunday 17th of January 2021) | |
| Median Age | 47.2 years |
| Population density | 345.9 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2021 | 125,039,000 | -434,000 (-0.4%) | 50,000 | 47.2 | 346 | 119,438,000 (95.5%) | |
| 2020 | 125,473,000 | -411,000 (-0.3%) | 50,000 | 47.0 | 1.51 | 347 | 119,532,000 (95.3%) |
| 2019 | 0 | 0 (0.0%) | 50,000 | 46.8 | 1.50 | 348 | 119,566,000 (95.0%) |
| 2018 | 0 | 0 (0.0%) | 50,000 | 46.6 | 1.49 | 349 | 119,536,000 (94.7%) |
| 2017 | 0 | 0 (0.0%) | 50,000 | 46.3 | 1.48 | 350 | 119,442,000 (94.3%) |
| 2016 | 0 | 0 (0.0%) | 50,000 | 46.1 | 1.47 | 348 | 119,283,404 (93.9%) |
| 2015 | 127,141,000 | -135,000 (-0.1%) | 50,000 | 45.9 | 1.46 | 349 | 118,874,292 (93.5%) |
| 2010 | 128,070,000 | 23,000 (0.0%) | 71,627 | 44.5 | 1.39 | 351 | 115,931,525 (90.5%) |
| 2005 | 127,773,000 | 12,000 (0.0%) | 55,516 | 42.9 | 1.26 | 351 | 109,856,670 (86.0%) |
| 2000 | 126,843,000 | 212,000 (0.2%) | 32,840 | 41.1 | 1.36 | 348 | 99,760,751 (78.6%) |
| 1995 | 125,439,000 | 478,000 (0.4%) | -20,067 | 39.3 | 1.42 | 344 | 97,862,490 (78.0%) |
| 1990 | 123,537,000 | 421,000 (0.3%) | 9,257 | 37.4 | 1.54 | 339 | 95,542,280 (77.3%) |
| 1985 | 120,754,000 | 736,000 (0.6%) | -59,668 | 35.5 | 1.76 | 331 | 92,632,808 (76.7%) |
| 1980 | 116,782,000 | 912,000 (0.8%) | 10,000 | 33.8 | 1.75 | 319 | 88,958,689 (76.2%) |
| 1975 | 111,940,000 | 1,778,000 (1.6%) | 41,001 | 32.3 | 1.91 | 305 | 84,756,490 (75.7%) |
| 1970 | 104,345,000 | 1,173,000 (1.1%) | 145,519 | 31.3 | 2.14 | 285 | 75,000,056 (71.9%) |
| 1965 | 98,883,000 | 1,057,000 (1.1%) | 163,844 | 30.1 | 2.14 | 270 | 67,107,937 (67.9%) |
| 1960 | 92,500,572 | 2,442,428 (2.6%) | -30,270 | 28.8 | 2.00 | 257 | 58,526,962 (63.3%) |
In 2020 the population of Japan was 125,473,000 and the average age increased from 28.8 in 1960 to 47.0. Urban population has increased from 99,760,751 (78.6%) in 2000 to 119,438,000 (95.5%) in the current year. The population density of Japan has changed from 318.8 in 1980 to 348.0 in 2019.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | 50,000 | 47.0 | 1.51 | 347 | 119,532,000 (95.3%) |
| 2025 | 123,089,000 | -520,000 (-0.4%) | 50,000 | 48.0 | 1.56 | 341 | 118,554,000 (96.3%) |
| 2030 | 120,144,000 | -631,000 (-0.5%) | 50,000 | 48.9 | 1.60 | 334 | 116,452,000 (96.9%) |
| 2035 | 116,895,000 | -646,000 (-0.6%) | 50,000 | 49.4 | 1.64 | 325 | 113,677,000 (97.2%) |
| 2040 | 113,815,000 | -595,000 (-0.5%) | 50,000 | 49.8 | 1.66 | 316 | 110,848,000 (97.4%) |
| 2045 | 110,926,000 | -576,000 (-0.5%) | 50,000 | 50.0 | 1.69 | 307 | 108,181,000 (97.5%) |
| 2050 | 107,957,000 | -621,000 (-0.6%) | 50,000 | 50.3 | 1.71 | 298 | 105,420,000 (97.7%) |
The life expectancy at birth should reach 88.2 (85.0 years for male and 91.5 years for females). Population density will go up to 298.4 people per square kilometer.
The population growth rate is minus 0.35% (411,000 residents, including 1,388,450 deaths). The demographics of Japan constitutes of 64,040,000 women and 60,999,000 men, which means there are 953 men per 1000 women. As far as age distribution goes, 17.2% of population (21,456,692) is 19 or younger, 54.4% of population (67,996,208) is between age 20 and 64 and 28.5% of population (35,611,107) is over 65.