Nauru has a population density of 1,568 people per square mile compared to 212.2 people in Tanzania. Nauru has 18,920 sq ft of land per person vs 148,726 sq ft in Tanzania. Nauru and Tanzania rank 12th and 106th by population density, respectively.
Population density is calculated as the ratio of population to land area. Nauru has 0.0001% of the world's population and 0.00001% of all countries' land area, compared to 0.84% of the population and 0.59% of the land area for Tanzania, making the population density in Nauru 639% higher than in Tanzania.
Population density by year
people per square mile
| Year | Population density | |
|---|---|---|
Nauru
|
Tanzania
|
|
| 2026 | 1,568 | 212.2 |
| 2025 | 1,558 | 206.3 |
| 2024 | 1,547 | 200.5 |
| 2023 | 1,538 | 194.8 |
| 2022 | 1,528 | 189.2 |
| 2021 | 1,516 | 183.7 |
| 2020 | 1,508 | 178.3 |
| 2019 | 1,501 | 173 |
| 2018 | 1,486 | 167.9 |
| 2017 | 1,466 | 162.7 |
| 2016 | 1,444 | 157.4 |
| 2015 | 1,419 | 152.1 |
| 2014 | 1,391 | 147.2 |
| 2013 | 1,362 | 142.8 |
| 2012 | 1,330 | 138.5 |
| 2011 | 1,308 | 134.6 |
| 2010 | 1,301 | 130.9 |
| 2009 | 1,297 | 127.6 |
| 2008 | 1,296 | 124.5 |
| 2007 | 1,298 | 121.2 |
| 2006 | 1,299 | 117.8 |
| 2005 | 1,301 | 114.6 |
| 2004 | 1,303 | 111.4 |
| 2003 | 1,303 | 108.4 |
| 2002 | 1,306 | 105.6 |
| 2001 | 1,312 | 102.9 |
| 2000 | 1,317 | 100.2 |
| 1999 | 1,319 | 97.4 |
| 1998 | 1,321 | 94.8 |
| 1997 | 1,321 | 92.3 |
| 1996 | 1,319 | 90.5 |
| 1995 | 1,316 | 88.8 |
| 1994 | 1,313 | 86.1 |
| 1993 | 1,308 | 82.8 |
| 1992 | 1,298 | 80.3 |
| 1991 | 1,276 | 78.3 |
| 1990 | 1,246 | 76.3 |
| 1989 | 1,216 | 74.4 |
| 1988 | 1,187 | 72.4 |
| 1987 | 1,159 | 70.3 |
| 1986 | 1,132 | 68 |
| 1985 | 1,107 | 65.8 |
| 1984 | 1,085 | 63.7 |
| 1983 | 1,064 | 61.6 |
| 1982 | 1,041 | 59.6 |
| 1981 | 1,015 | 57.8 |
| 1980 | 991 | 56.1 |
| 1979 | 967 | 54.4 |
| 1978 | 945 | 52.6 |
| 1977 | 928 | 50.7 |
| 1976 | 915 | 48.9 |
| 1975 | 905 | 47.2 |
| 1974 | 897 | 45.5 |
| 1973 | 889 | 43.9 |
| 1972 | 882 | 42.3 |
| 1971 | 876 | 40.9 |
| 1970 | 869 | 39.5 |
| 1969 | 852 | 38.1 |
| 1968 | 819 | 36.8 |
| 1967 | 794 | 35.7 |
| 1966 | 783 | 34.6 |
| 1965 | 755 | 33.5 |
| 1964 | 714 | 32.5 |
| 1963 | 677 | 31.6 |
| 1962 | 645 | 30.7 |
| 1961 | 618 | 29.8 |
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/nauru/tanzania | CC BY 
From 2006 to 2026, population density in Nauru increased by 20.6%, compared to a 80.1% growth in Tanzania.
In 2006, Nauru ranked 13th by population density and is 12th now. Tanzania was 128th in 2006 and ranks 106th out of 197 currently.
Population density comparison
|
Nauru
|
Tanzania
|
|
|---|---|---|
| Population density | 1,568 ppl/mi² | 212.2 ppl/mi² |
| Population density rank | 12/197 | 106/197 |
| Population |
12125
|
73145892
|
| Land area | 7.72 sq mi | 342,009 sq mi |
| Land area per capita | 18,019 sq ft | 139,070 sq ft |
| Rural population | 0% | 63.8% |
| Urban population | 100% | 36.2% |
| Living in agglomerations of 1M+ people | 0% | 6.45% |
Share of urban population by year
| Year | Urban population | |
|---|---|---|
|
Nauru
|
Tanzania
|
|
| 2024 | 100% | 36.2% |
| 2023 | 100% | 35.5% |
| 2022 | 100% | 34.8% |
| 2021 | 100% | 34.4% |
| 2020 | 100% | 33.9% |
| 2019 | 100% | 33.3% |
| 2018 | 100% | 32.8% |
| 2017 | 100% | 32.3% |
| 2016 | 100% | 31.8% |
| 2015 | 100% | 31.2% |
| 2014 | 100% | 30.6% |
| 2013 | 100% | 30.1% |
| 2012 | 100% | 29.5% |
| 2011 | 100% | 28.9% |
| 2010 | 100% | 28.2% |
| 2009 | 100% | 27.5% |
| 2008 | 100% | 26.8% |
| 2007 | 100% | 26.1% |
| 2006 | 100% | 25.4% |
| 2005 | 100% | 24.7% |
| 2004 | 100% | 24.1% |
| 2003 | 100% | 23.5% |
| 2002 | 100% | 23% |
| 2001 | 100% | 22.6% |
| 2000 | 100% | 22.2% |
| 1999 | 100% | 21.8% |
| 1998 | 100% | 21.5% |
| 1997 | 100% | 21.1% |
| 1996 | 100% | 20.8% |
| 1995 | 100% | 20.5% |
| 1994 | 100% | 20.2% |
| 1993 | 100% | 19.9% |
| 1992 | 100% | 19.6% |
| 1991 | 100% | 19.3% |
| 1990 | 100% | 18.9% |
| 1989 | 100% | 18.6% |
| 1988 | 100% | 18.2% |
| 1987 | 100% | 17.8% |
| 1986 | 100% | 17.4% |
| 1985 | 100% | 17% |
| 1984 | 100% | 16.6% |
| 1983 | 100% | 16.2% |
| 1982 | 100% | 15.7% |
| 1981 | 100% | 15.3% |
| 1980 | 100% | 14.8% |
| 1979 | 100% | 14.2% |
| 1978 | 100% | 13.7% |
| 1977 | 100% | 13% |
| 1976 | 100% | 12.1% |
| 1975 | 100% | 11.2% |
| 1974 | 100% | 10.1% |
| 1973 | 100% | 9.05% |
| 1972 | 100% | 8.03% |
| 1971 | 100% | 7.08% |
| 1970 | 100% | 6.26% |
| 1969 | 100% | 5.62% |
| 1968 | 100% | 5.19% |
| 1967 | 100% | 5.04% |
| 1966 | 100% | 5% |
| 1965 | 100% | 4.97% |
| 1964 | 100% | 4.95% |
| 1963 | 100% | 4.93% |
| 1962 | 100% | 4.92% |
| 1961 | 100% | 4.9% |
| 1960 | 100% | 4.89% |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population-density/nauru/tanzania | CC BY
From 2004 to 2024, the share of urban population changed from 100% to 100% in Nauru and from 24.1% to 36.2% in Tanzania.
Densely populated cities
|
Tanzania
|
|
|---|---|
| City | Population |
| Dar es Salaam | 4.72M |
| Zanzibar | 710K |
| Mwanza | 706K |
| Mbeya | 542K |
| Arusha | 416K |
| Tanga | 221K |
| Dodoma | 214K |
| Morogoro | 207K |
| Moshi | 145K |
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/nauru/tanzania | 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 (2002–2024, retrieved 2026-02-08)
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