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Population density: Madagascar vs Sao Tome and Principe compared

Updated on by Georank team

Madagascar has a population density of 149.3 people per square mile compared to 661 people in Sao Tome and Principe. Madagascar has 197,766 sq ft of land per person vs 45,745 sq ft in Sao Tome and Principe. Madagascar and Sao Tome and Principe rank 133rd and 46th by population density, respectively.

Population density is calculated as the ratio of population to land area. Madagascar has 0.39% of the world's population and 0.39% 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 Madagascar 77.4% lower than in Sao Tome and Principe.

Population density by year

Madagascar
Sao Tome and Principe

people per square mile

1x
Year Population density
Madagascar Sao Tome
2026 149.3 661
2025 145.8 648
2024 142.3 635
2023 138.9 623
2022 135.5 611
2021 132.2 599
2020 128.9 587
2019 125.6 576
2018 122.4 567
2017 119.3 558
2016 116.2 550
2015 113.2 540
2014 110.2 531
2013 107.3 521
2012 104.4 511
2011 101.6 501
2010 98.8 490
2009 96 480
2008 93.2 469
2007 90.5 458
2006 87.9 447
2005 85.3 436
2004 82.9 425
2003 80.5 415
2002 78.2 404
2001 75.9 395
2000 73.6 389
1999 71.3 384
1998 69 380
1997 66.8 375
1996 64.6 370
1995 62.6 364
1994 60.6 358
1993 58.8 352
1992 57 346
1991 55.3 339
1990 53.7 332
1989 52.1 324
1988 50.6 315
1987 49.2 307
1986 47.8 299.9
1985 46.5 293.1
1984 45.1 287
1983 43.8 281.6
1982 42.6 276.6
1981 41.3 271.4
1980 40.1 265.9
1979 38.9 259.7
1978 37.7 253
1977 36.6 246.3
1976 35.5 239.9
1975 34.5 233.9
1974 33.4 228.4
1973 32.5 223.4
1972 31.5 218.6
1971 30.6 214
1970 29.7 209.4
1969 28.9 205.3
1968 28.1 201.7
1967 27.3 198.6
1966 26.6 195.8
1965 25.9 193.4
1964 25.3 191.2
1963 24.6 189.2
1962 24 187.2
1961 23.4 185.4

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/madagascar/sao-tome-and-principe | CC BY

From 2006 to 2026, population density in Madagascar increased by 69.9%, compared to a 48% growth in Sao Tome and Principe.

In 2006, Madagascar ranked 144th by population density and is 133rd now. Sao Tome and Principe was 50th in 2006 and ranks 46th out of 197 currently.

Share of urban population by year

Madagascar
Sao Tome and Principe
1x
Year Urban population
Madagascar Sao Tome
2024 32.4% 68.9%
2023 32% 68.6%
2022 31.5% 68.4%
2021 31.1% 68.2%
2020 30.7% 68%
2019 30.3% 67.9%
2018 29.9% 67.8%
2017 29.7% 67.7%
2016 29.4% 67.5%
2015 29.2% 67.4%
2014 28.9% 67.3%
2013 28.7% 67.1%
2012 28.4% 67%
2011 28.1% 66.7%
2010 27.9% 66.1%
2009 27.6% 65.1%
2008 27.3% 63.9%
2007 27% 62.5%
2006 26.8% 61%
2005 26.5% 59.4%
2004 26.2% 57.9%
2003 25.9% 56.4%
2002 25.6% 55.1%
2001 25.3% 54%
2000 25% 53%
1999 24.7% 52%
1998 24.4% 51.1%
1997 24.1% 50.2%
1996 23.8% 49.4%
1995 23.5% 48.5%
1994 23.2% 47.6%
1993 22.9% 46.7%
1992 22.5% 45.8%
1991 22.2% 44.8%
1990 21.9% 43.7%
1989 21.6% 42.5%
1988 21.3% 41.3%
1987 20.9% 40%
1986 20.6% 38.7%
1985 20.3% 37.5%
1984 19.9% 36.3%
1983 19.6% 35.3%
1982 19.2% 34.5%
1981 18.9% 33.8%
1980 18.5% 33.3%
1979 18.1% 32.9%
1978 17.7% 32.6%
1977 17.3% 32.3%
1976 16.9% 32.1%
1975 16.5% 31.8%
1974 16.1% 31.5%
1973 15.6% 31.2%
1972 15% 30.8%
1971 14.5% 30.4%
1970 14.1% 29.8%
1969 13.7% 28.8%
1968 13.4% 27.4%
1967 13.1% 25.7%
1966 12.7% 23.8%
1965 12.4% 21.9%
1964 12.1% 20%
1963 11.8% 18.3%
1962 11.5% 16.9%
1961 11.2% 15.9%
1960 10.8% 15.4%

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

GeoRank.org/population-density/madagascar/sao-tome-and-principe | CC BY

From 2004 to 2024, the share of urban population changed from 26.2% to 32.4% in Madagascar and from 57.9% to 68.9% in Sao Tome and Principe.

Densely populated cities

Madagascar
City Population
Antananarivo 1.28M
Antsirabe 265K
Toamasina 225K
Toliara 169K

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/madagascar/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 (2010–2024, retrieved 2026-02-08)

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