The population of Japan is expected to decrease by 476,000 in 2023 and reach 123,609,000 in 2024. 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 345.9 in 2021.
| Current population | 123,893,584 people at present (Monday 5th of June 2023) | |
| Median Age | 47.6 years |
| Population density | 343.6 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2023 | 124,106,000 | -476,000 (-0.4%) | 50,000 | 47.6 | 344 | 119,092,000 (96.0%) | |
| 2022 | 124,582,000 | -457,000 (-0.4%) | 50,000 | 47.4 | 345 | 119,289,000 (95.8%) | |
| 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 2022 the population of Japan was 124,582,000 and the average age increased from 28.8 in 1960 to 47.4. Urban population has increased from 99,760,751 (78.6%) in 2000 to 119,092,000 (96.0%) in the current year. The population density of Japan has changed from 318.8 in 1980 to 345.9 in 2021.
| 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 demographics of Japan constitutes of 63,593,000 women and 60,513,000 men, which means there are 952 men per 1000 women. As far as age distribution goes, 17.1% of population (21,184,894) is 19 or younger, 54.1% of population (67,104,114) is between age 20 and 64 and 28.9% of population (35,816,992) is over 65.