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Population in Japan compared to the United Kingdom: Trends, Charts, Rankings

Updated on by Georank team

The latest officially reported population of Japan was 123,975,371 in 2024 vs 69,226,000 people in the United Kingdom in 2024. In 2025, based on the adjusted UN estimation, the current Japan's population is 123,324,642 people compared to 69,945,462 in the United Kingdom.

Population statistics:

  • Japan's population is 1.76 times bigger than the United Kingdom's.
  • Japan is ranked the 12th most populous country in the world, while the United Kingdom is the 22nd.
  • The countries together account for 2.34% of the world: 1.49% for Japan vs 0.85% for the United Kingdom.
  • For the last 10 years, Japan has had an average growth rate of -0.25% per year vs +0.7% in the United Kingdom.
  • Since 2005, the population of Japan has decreased from 128M people to 123M (3.48% decline), while the United Kingdom has grown from 60.4M to 69.9M (15.8% growth).
  • The United Kingdom is projected to reach its peak in 2072 at 76.2M people, while Japan's population already peaked in 2010 at 128M people and is projected to decrease to 77M people by 2100.

Japan vs United Kingdom: live population counter

Japan United Kingdom
Current population
123324642
69945462
Population rank 12/197 22/197
Percent of world population 1.49% 0.85%
One net population change
58.3 seconds
43 seconds
One birth every
42.2 seconds
45.9 seconds
One death every
19.5 seconds
48.4 seconds
One migration net change every
3.43 minutes
1.26 minutes
Annual migration change +153,357 +417,114
Daily growth/decline -1,483 +2,011
Annual growth/decline -541,279 +734,000
Annual growth/decline rate -0.43% +1.07%
Population growth rate rank 182/197 99/197

Japan and the United Kingdom: population history and growth rate by year chart

Japan
Population

Growth rate
United Kingdom
Population

Growth rate
Year Population Growth rate
Japan United Kingdom Japan United Kingdom
1960 93,216,000 52,400,000 - -
1961 94,055,000 52,800,000 0.9% 0.76%
1962 94,933,000 53,250,000 0.93% 0.85%
1963 95,900,000 53,650,000 1.02% 0.75%
1964 96,903,000 54,000,000 1.05% 0.65%
1965 97,952,000 54,348,050 1.08% 0.64%
1966 98,851,000 54,648,500 0.92% 0.55%
1967 99,879,000 54,943,600 1.04% 0.54%
1968 101,011,000 55,211,700 1.13% 0.49%
1969 102,219,000 55,441,750 1.2% 0.42%
1970 103,403,000 55,663,250 1.16% 0.4%
1971 105,697,000 55,896,223 2.22% 0.42%
1972 107,188,000 56,086,065 1.41% 0.34%
1973 108,707,000 56,194,527 1.42% 0.19%
1974 110,162,000 56,229,974 1.34% 0.06%
1975 111,573,000 56,225,800 1.28% -0.007%
1976 112,775,000 56,211,968 1.08% -0.02%
1977 113,872,000 56,193,492 0.97% -0.03%
1978 114,913,000 56,196,504 0.91% 0.005%
1979 115,890,000 56,246,951 0.85% 0.09%
1980 116,807,000 56,314,216 0.79% 0.12%
1981 117,661,000 56,333,829 0.73% 0.03%
1982 118,480,000 56,313,641 0.7% -0.04%
1983 119,307,000 56,332,848 0.7% 0.03%
1984 120,083,000 56,422,072 0.65% 0.16%
1985 120,837,000 56,550,268 0.63% 0.23%
1986 121,482,000 56,681,396 0.53% 0.23%
1987 122,069,000 56,802,050 0.48% 0.21%
1988 122,578,000 56,928,327 0.42% 0.22%
1989 123,069,000 57,076,711 0.4% 0.26%
1990 123,478,000 57,247,586 0.33% 0.3%
1991 123,964,000 57,424,897 0.39% 0.31%
1992 124,425,000 57,580,402 0.37% 0.27%
1993 124,829,000 57,718,614 0.32% 0.24%
1994 125,178,000 57,865,745 0.28% 0.25%
1995 125,472,000 58,019,030 0.23% 0.26%
1996 125,757,000 58,166,950 0.23% 0.25%
1997 126,057,000 58,316,954 0.24% 0.26%
1998 126,400,000 58,487,141 0.27% 0.29%
1999 126,631,000 58,682,466 0.18% 0.33%
2000 126,843,000 58,892,514 0.17% 0.36%
2001 127,149,000 59,119,673 0.24% 0.39%
2002 127,445,000 59,370,479 0.23% 0.42%
2003 127,718,000 59,647,577 0.21% 0.47%
2004 127,761,000 59,987,905 0.03% 0.57%
2005 127,773,000 60,401,206 0.009% 0.69%
2006 127,854,000 60,846,820 0.06% 0.74%
2007 128,001,000 61,322,463 0.11% 0.78%
2008 128,063,000 61,806,995 0.05% 0.79%
2009 128,047,000 62,276,270 -0.01% 0.76%
2010 128,070,000 62,766,365 0.02% 0.79%
2011 127,833,000 63,258,810 -0.19% 0.78%
2012 127,629,000 63,711,000 -0.16% 0.71%
2013 127,445,000 64,139,000 -0.14% 0.67%
2014 127,276,000 64,620,000 -0.13% 0.75%
2015 127,141,000 65,088,000 -0.11% 0.72%
2016 127,076,000 65,607,000 -0.05% 0.8%
2017 126,972,000 65,966,000 -0.08% 0.55%
2018 126,811,000 66,289,000 -0.13% 0.49%
2019 126,633,000 66,631,000 -0.14% 0.52%
2020 126,261,000 66,744,000 -0.29% 0.17%
2021 125,681,593 66,984,000 -0.46% 0.36%
2022 125,124,989 67,604,000 -0.44% 0.93%
2023 124,516,650 68,492,000 -0.49% 1.31%
2024 123,975,371 69,226,000 -0.43% 1.07%
2025 123,324,642 69,639,673 -0.52% 0.6%
2026 122,647,678 70,020,350 -0.55% 0.55%
2027 121,951,038 70,382,853 -0.57% 0.52%
2028 121,241,776 70,732,699 -0.58% 0.5%
2029 120,524,230 71,061,482 -0.59% 0.46%
2030 119,798,959 71,377,535 -0.6% 0.44%
2031 119,065,610 71,678,351 -0.61% 0.42%
2032 118,326,333 71,959,934 -0.62% 0.39%
2033 117,583,337 72,234,509 -0.63% 0.38%
2034 116,836,274 72,497,650 -0.64% 0.36%
2035 116,084,328 72,749,096 -0.64% 0.35%
2036 115,332,395 72,990,847 -0.65% 0.33%
2037 114,582,890 73,218,850 -0.65% 0.31%
2038 113,837,760 73,441,349 -0.65% 0.3%
2039 113,097,352 73,658,392 -0.65% 0.3%
2040 112,359,802 73,868,334 -0.65% 0.29%
2041 111,622,622 74,074,316 -0.66% 0.28%
2042 110,891,223 74,275,779 -0.66% 0.27%
2043 110,169,955 74,475,035 -0.65% 0.27%
2044 109,455,823 74,667,284 -0.65% 0.26%
2045 108,747,012 74,848,605 -0.65% 0.24%
2046 108,044,346 75,020,949 -0.65% 0.23%
2047 107,350,486 75,184,478 -0.64% 0.22%
2048 106,665,616 75,337,543 -0.64% 0.2%
2049 105,986,908 75,476,141 -0.64% 0.18%
2050 105,312,022 75,600,588 -0.64% 0.16%

From 2005 to 2015, the population of Japan decreased by 632,000 people (a 0.49% decline), while the United Kingdom gained 4,686,794 people (a 7.76% growth).

For the next 10 years, from 2015 to 2025, Japan lost -3,816,358 (a 3% decline), while the United Kingdom's population increased by 4,857,462 (a 7.46% growth).

Japan was ranked 10th most populous country in 2005 and is 12th in 2025. The United Kingdom was ranked 21st in 2005 and ranked 22nd now.

The UN's World Population Prospects forecasts that with changing growth rate trends in 25 years (in 2050) Japan's population will shrink by 14.6% to 105,312,022 people with a rank change from 12th to 17th. The population of the United Kingdom will increase by 8.09% to 75,600,588 people and rank change from 22nd to 26th.

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Population map with other countries

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Growth rate visualization in other countries

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