Japan has a population density of 872 people per square mile compared to 661 people in Sao Tome and Principe. Japan has 32,817 sq ft of land per person vs 45,745 sq ft in Sao Tome and Principe. Japan and Sao Tome and Principe rank 28th and 46th by population density, respectively.
Population density is calculated as the ratio of population to land area. Japan has 1.53% of the world's population and 0.24% of all countries' land area, compared to 0.003% of the population and 0.0006% of the land area for Sao Tome and Principe, making the population density in Japan 31.8% higher than in Sao Tome and Principe.
Population density by year
people per square mile
| Year | Population density | |
|---|---|---|
Japan
|
Sao Tome
|
|
| 2026 | 872 | 661 |
| 2025 | 876 | 648 |
| 2024 | 881 | 635 |
| 2023 | 885 | 623 |
| 2022 | 889 | 611 |
| 2021 | 893 | 599 |
| 2020 | 897 | 587 |
| 2019 | 900 | 576 |
| 2018 | 901 | 567 |
| 2017 | 902 | 558 |
| 2016 | 903 | 550 |
| 2015 | 903 | 540 |
| 2014 | 904 | 531 |
| 2013 | 906 | 521 |
| 2012 | 907 | 511 |
| 2011 | 908 | 501 |
| 2010 | 910 | 490 |
| 2009 | 910 | 480 |
| 2008 | 910 | 469 |
| 2007 | 910 | 458 |
| 2006 | 908 | 447 |
| 2005 | 908 | 436 |
| 2004 | 908 | 425 |
| 2003 | 908 | 415 |
| 2002 | 906 | 404 |
| 2001 | 903 | 395 |
| 2000 | 901 | 389 |
| 1999 | 900 | 384 |
| 1998 | 898 | 380 |
| 1997 | 896 | 375 |
| 1996 | 894 | 370 |
| 1995 | 891 | 364 |
| 1994 | 889 | 358 |
| 1993 | 887 | 352 |
| 1992 | 884 | 346 |
| 1991 | 881 | 339 |
| 1990 | 877 | 332 |
| 1989 | 874 | 324 |
| 1988 | 871 | 315 |
| 1987 | 867 | 307 |
| 1986 | 863 | 299.9 |
| 1985 | 858 | 293.1 |
| 1984 | 853 | 287 |
| 1983 | 844 | 281.6 |
| 1982 | 838 | 276.6 |
| 1981 | 832 | 271.4 |
| 1980 | 826 | 265.9 |
| 1979 | 819 | 259.7 |
| 1978 | 812 | 253 |
| 1977 | 805 | 246.3 |
| 1976 | 797 | 239.9 |
| 1975 | 788 | 233.9 |
| 1974 | 778 | 228.4 |
| 1973 | 768 | 223.4 |
| 1972 | 757 | 218.6 |
| 1971 | 747 | 214 |
| 1970 | 730 | 209.4 |
| 1969 | 722 | 205.3 |
| 1968 | 713 | 201.7 |
| 1967 | 705 | 198.6 |
| 1966 | 698 | 195.8 |
| 1965 | 692 | 193.4 |
| 1964 | 684 | 191.2 |
| 1963 | 677 | 189.2 |
| 1962 | 671 | 187.2 |
| 1961 | 664 | 185.4 |
Data sources: World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2026, retrieved 2026-03-10).
GeoRank.org/population-density/japan/sao-tome-and-principe | CC BY 
From 2006 to 2026, population density in Japan decreased by 4.07%, compared to a 48% growth in Sao Tome and Principe.
In 2006, Japan ranked 19th by population density and is 28th now. Sao Tome and Principe was 50th in 2006 and ranks 46th out of 197 currently.
Population density comparison
|
Japan
|
Sao Tome
|
|
|---|---|---|
| Population density | 872 ppl/mi² | 661 ppl/mi² |
| Population density rank | 28/197 | 46/197 |
| Population |
122677250
|
246362
|
| Land area | 140,761 sq mi | 371 sq mi |
| Land area per capita | 31,653 sq ft | 43,872 sq ft |
| Rural population | 7.81% | 31.1% |
| Urban population | 92.2% | 68.9% |
| Living in agglomerations of 1M+ people | 28.3% | 0% |
Share of urban population by year
| Year | Urban population | |
|---|---|---|
|
Japan
|
Sao Tome
|
|
| 2024 | 92.2% | 68.9% |
| 2023 | 92.1% | 68.6% |
| 2022 | 92% | 68.4% |
| 2021 | 91.9% | 68.2% |
| 2020 | 91.8% | 68% |
| 2019 | 91.7% | 67.9% |
| 2018 | 91.6% | 67.8% |
| 2017 | 91.5% | 67.7% |
| 2016 | 91.5% | 67.5% |
| 2015 | 91.4% | 67.4% |
| 2014 | 91.3% | 67.3% |
| 2013 | 91.2% | 67.1% |
| 2012 | 91% | 67% |
| 2011 | 90.9% | 66.7% |
| 2010 | 90.6% | 66.1% |
| 2009 | 90.1% | 65.1% |
| 2008 | 89.3% | 63.9% |
| 2007 | 88.3% | 62.5% |
| 2006 | 87.1% | 61% |
| 2005 | 86% | 59.4% |
| 2004 | 84.4% | 57.9% |
| 2003 | 82.4% | 56.4% |
| 2002 | 80.5% | 55.1% |
| 2001 | 79.2% | 54% |
| 2000 | 78.6% | 53% |
| 1999 | 78.4% | 52% |
| 1998 | 78.3% | 51.1% |
| 1997 | 78.2% | 50.2% |
| 1996 | 78.1% | 49.4% |
| 1995 | 78% | 48.5% |
| 1994 | 77.9% | 47.6% |
| 1993 | 77.7% | 46.7% |
| 1992 | 77.6% | 45.8% |
| 1991 | 77.5% | 44.8% |
| 1990 | 77.3% | 43.7% |
| 1989 | 77.2% | 42.5% |
| 1988 | 77.1% | 41.3% |
| 1987 | 76.9% | 40% |
| 1986 | 76.8% | 38.7% |
| 1985 | 76.7% | 37.5% |
| 1984 | 76.6% | 36.3% |
| 1983 | 76.5% | 35.3% |
| 1982 | 76.3% | 34.5% |
| 1981 | 76.3% | 33.8% |
| 1980 | 76.2% | 33.3% |
| 1979 | 76.1% | 32.9% |
| 1978 | 76.1% | 32.6% |
| 1977 | 76% | 32.3% |
| 1976 | 76% | 32.1% |
| 1975 | 75.9% | 31.8% |
| 1974 | 75.4% | 31.5% |
| 1973 | 74.6% | 31.2% |
| 1972 | 73.7% | 30.8% |
| 1971 | 72.7% | 30.4% |
| 1970 | 71.9% | 29.8% |
| 1969 | 71.1% | 28.8% |
| 1968 | 70.3% | 27.4% |
| 1967 | 69.5% | 25.7% |
| 1966 | 68.7% | 23.8% |
| 1965 | 67.9% | 21.9% |
| 1964 | 67% | 20% |
| 1963 | 66.1% | 18.3% |
| 1962 | 65.2% | 16.9% |
| 1961 | 64.3% | 15.9% |
| 1960 | 63.3% | 15.4% |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population-density/japan/sao-tome-and-principe | CC BY
From 2004 to 2024, the share of urban population changed from 84.4% to 92.2% in Japan and from 57.9% to 68.9% in Sao Tome and Principe.
Densely populated cities
|
Japan
|
|
|---|---|
| City | Population |
| Tokyo | 14.3M |
| Yokohama | 3.76M |
| Osaka | 2.75M |
| Nagoya | 2.33M |
| Sapporo | 1.96M |
| Fukuoka | 1.6M |
| Kawasaki | 1.54M |
| Kobe | 1.52M |
| Kyoto | 1.46M |
| Saitama | 1.33M |
Compare countries by 7 more topics
Population density in other countries
Data sources: World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06); United Nations | World Population Prospects (1961–2026, retrieved 2026-03-10); U.S. Census Bureau (1961–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population-density/japan/sao-tome-and-principe | CC BY
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Data sources:
- World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06)
- United Nations | World Population Prospects (1961–2026, retrieved 2026-03-10)
- U.S. Census Bureau (1961–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
- Wikidata (2020–2024, retrieved 2026-02-08)
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