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Population density: Papua New Guinea vs Sao Tome and Principe compared

Updated on by Georank team

Papua New Guinea has a population density of 62.6 people per square mile compared to 661 people in Sao Tome and Principe. Papua New Guinea has 471,041 sq ft of land per person vs 45,745 sq ft in Sao Tome and Principe. Papua New Guinea and Sao Tome and Principe rank 165th and 46th by population density, respectively.

Population density is calculated as the ratio of population to land area. Papua New Guinea has 0.13% of the world's population and 0.3% 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 Papua New Guinea 90.5% lower than in Sao Tome and Principe.

Population density by year

Papua New Guinea
Sao Tome and Principe

people per square mile

1x
Year Population density
Papua New Guinea Sao Tome
2026 62.6 661
2025 61.6 648
2024 60.5 635
2023 59.4 623
2022 58.4 611
2021 57.3 599
2020 56.1 587
2019 55 576
2018 53.7 567
2017 52.5 558
2016 51.3 550
2015 50 540
2014 48.7 531
2013 47.5 521
2012 46.2 511
2011 44.9 501
2010 43.7 490
2009 42.4 480
2008 41.1 469
2007 39.8 458
2006 38.6 447
2005 37.4 436
2004 36.2 425
2003 35 415
2002 33.9 404
2001 32.8 395
2000 31.7 389
1999 30.6 384
1998 29.5 380
1997 28.5 375
1996 27.5 370
1995 26.6 364
1994 25.6 358
1993 24.7 352
1992 23.8 346
1991 23 339
1990 22.3 332
1989 21.7 324
1988 21.2 315
1987 20.8 307
1986 20.3 299.9
1985 19.9 293.1
1984 19.5 287
1983 19.1 281.6
1982 18.7 276.6
1981 18.3 271.4
1980 17.9 265.9
1979 17.5 259.7
1978 17.2 253
1977 16.8 246.3
1976 16.5 239.9
1975 16.1 233.9
1974 15.7 228.4
1973 15.4 223.4
1972 15 218.6
1971 14.7 214
1970 14.3 209.4
1969 14 205.3
1968 13.7 201.7
1967 13.4 198.6
1966 13.1 195.8
1965 12.8 193.4
1964 12.5 191.2
1963 12.2 189.2
1962 12 187.2
1961 11.7 185.4

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/papua-new-guinea/sao-tome-and-principe | CC BY

From 2006 to 2026, population density in Papua New Guinea increased by 62.3%, compared to a 48% growth in Sao Tome and Principe.

In 2006, Papua New Guinea ranked 167th by population density and is 165th now. Sao Tome and Principe was 50th in 2006 and ranks 46th out of 197 currently.

Share of urban population by year

Papua New Guinea
Sao Tome and Principe
1x
Year Urban population
Papua New Guinea Sao Tome
2024 15.4% 68.9%
2023 15.1% 68.6%
2022 14.7% 68.4%
2021 14.4% 68.2%
2020 14.2% 68%
2019 13.9% 67.9%
2018 13.7% 67.8%
2017 13.5% 67.7%
2016 13.4% 67.5%
2015 13.2% 67.4%
2014 13.1% 67.3%
2013 13.1% 67.1%
2012 13% 67%
2011 13% 66.7%
2010 13% 66.1%
2009 13% 65.1%
2008 13% 63.9%
2007 13% 62.5%
2006 13% 61%
2005 13.1% 59.4%
2004 13.1% 57.9%
2003 13.1% 56.4%
2002 13.2% 55.1%
2001 13.2% 54%
2000 13.2% 53%
1999 13.3% 52%
1998 13.5% 51.1%
1997 13.7% 50.2%
1996 14% 49.4%
1995 14.4% 48.5%
1994 14.7% 47.6%
1993 14.9% 46.7%
1992 15.2% 45.8%
1991 15.3% 44.8%
1990 15.4% 43.7%
1989 15.3% 42.5%
1988 15.1% 41.3%
1987 14.8% 40%
1986 14.5% 38.7%
1985 14.2% 37.5%
1984 13.8% 36.3%
1983 13.5% 35.3%
1982 13.3% 34.5%
1981 13.1% 33.8%
1980 13.1% 33.3%
1979 13.1% 32.9%
1978 13.1% 32.6%
1977 13.1% 32.3%
1976 13.1% 32.1%
1975 13% 31.8%
1974 12.7% 31.5%
1973 12.2% 31.2%
1972 11.7% 30.8%
1971 11.1% 30.4%
1970 10.2% 29.8%
1969 9.05% 28.8%
1968 7.77% 27.4%
1967 6.63% 25.7%
1966 5.88% 23.8%
1965 5.42% 21.9%
1964 4.98% 20%
1963 4.57% 18.3%
1962 4.17% 16.9%
1961 3.81% 15.9%
1960 3.46% 15.4%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/population-density/papua-new-guinea/sao-tome-and-principe | CC BY

From 2004 to 2024, the share of urban population changed from 13.1% to 15.4% in Papua New Guinea and from 57.9% to 68.9% in Sao Tome and Principe.

Densely populated cities

Papua New Guinea
City Population
Port Moresby 317K
Lae 101K

Compare countries by 7 more topics

Population density in other countries

1x

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/papua-new-guinea/sao-tome-and-principe | CC BY

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Data sources:

  1. World Bank | Agriculture & Rural Development (1961–2026, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1961–2026, retrieved 2026-03-10)
  3. U.S. Census Bureau (1961–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
  5. Wikidata (2012–2024, retrieved 2026-02-08)

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