Iran has a population density of 148.9 people per square mile compared to 1,466 people in San Marino. Iran has 193,748 sq ft of land per person vs 19,388 sq ft in San Marino. Iran and San Marino rank 134th and 16th by population density, respectively.
Population density is calculated as the ratio of population to land area. Iran has 1.13% of the world's population and 1.09% of all countries' land area, compared to 0.0004% of the population and 0.00004% of the land area for San Marino, making the population density in Iran 89.8% lower than in San Marino.
Population density by year
people per square mile
| Year | Population density | |
|---|---|---|
Iran
|
San Marino
|
|
| 2026 | 148.9 | 1,466 |
| 2025 | 147.6 | 1,464 |
| 2024 | 146.2 | 1,467 |
| 2023 | 144.6 | 1,462 |
| 2022 | 142.9 | 1,457 |
| 2021 | 141.2 | 1,479 |
| 2020 | 140 | 1,501 |
| 2019 | 139 | 1,496 |
| 2018 | 137.5 | 1,490 |
| 2017 | 135.7 | 1,460 |
| 2016 | 133.3 | 1,429 |
| 2015 | 131.4 | 1,420 |
| 2014 | 129.6 | 1,410 |
| 2013 | 127.9 | 1,426 |
| 2012 | 126.2 | 1,445 |
| 2011 | 124.6 | 1,408 |
| 2010 | 123.1 | 1,436 |
| 2009 | 121.6 | 1,427 |
| 2008 | 120.1 | 1,367 |
| 2007 | 118.6 | 1,347 |
| 2006 | 116.7 | 1,303 |
| 2005 | 114.2 | 1,288 |
| 2004 | 111.7 | 1,272 |
| 2003 | 109.4 | 1,202 |
| 2002 | 108.1 | 1,187 |
| 2001 | 107.3 | 1,172 |
| 2000 | 105.6 | 1,157 |
| 1999 | 104.1 | 1,142 |
| 1998 | 102.6 | 1,128 |
| 1997 | 101.2 | 1,114 |
| 1996 | 100 | 1,100 |
| 1995 | 98.9 | 1,086 |
| 1994 | 97.8 | 1,072 |
| 1993 | 97.6 | 1,056 |
| 1992 | 97.3 | 1,041 |
| 1991 | 95.4 | 1,027 |
| 1990 | 92.8 | 1,013 |
| 1989 | 90.2 | 999 |
| 1988 | 87.6 | 986 |
| 1987 | 84.8 | 979 |
| 1986 | 81.8 | 977 |
| 1985 | 78.8 | 971 |
| 1984 | 76 | 965 |
| 1983 | 73.2 | 960 |
| 1982 | 70.4 | 952 |
| 1981 | 66.8 | 943 |
| 1980 | 63.4 | 932 |
| 1979 | 61.1 | 920 |
| 1978 | 59 | 908 |
| 1977 | 57.1 | 864 |
| 1976 | 55.4 | 825 |
| 1975 | 53.8 | 822 |
| 1974 | 52.2 | 821 |
| 1973 | 50.6 | 820 |
| 1972 | 49.2 | 811 |
| 1971 | 47.8 | 795 |
| 1970 | 46.3 | 784 |
| 1969 | 45 | 778 |
| 1968 | 43.6 | 771 |
| 1967 | 42.3 | 764 |
| 1966 | 41.1 | 756 |
| 1965 | 39.8 | 747 |
| 1964 | 38.6 | 733 |
| 1963 | 37.4 | 716 |
| 1962 | 36.3 | 699 |
| 1961 | 35.2 | 682 |
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/iran/san-marino | CC BY 
From 2006 to 2026, population density in Iran increased by 27.6%, compared to a 12.5% growth in San Marino.
In 2006, Iran ranked 130th by population density and is 134th now. San Marino was 12th in 2006 and ranks 16th out of 197 currently.
Population density comparison
|
Iran
|
San Marino
|
|
|---|---|---|
| Population density | 148.9 ppl/mi² | 1,466 ppl/mi² |
| Population density rank | 134/197 | 16/197 |
| Population |
93468444
|
33967
|
| Land area | 626,451 sq mi | 23.2 sq mi |
| Land area per capita | 190,727 sq ft | 19,008 sq ft |
| Rural population | 23% | 2.84% |
| Urban population | 77% | 97.2% |
| Living in agglomerations of 1M+ people | 22.2% | 0% |
Share of urban population by year
| Year | Urban population | |
|---|---|---|
|
Iran
|
San Marino
|
|
| 2024 | 77% | 97.2% |
| 2023 | 76.7% | 97.1% |
| 2022 | 76.3% | 97.1% |
| 2021 | 76% | 97.1% |
| 2020 | 75.6% | 97.1% |
| 2019 | 75.2% | 97.1% |
| 2018 | 74.8% | 97.1% |
| 2017 | 74.4% | 97.1% |
| 2016 | 73.9% | 97.1% |
| 2015 | 73.4% | 97.1% |
| 2014 | 72.8% | 97.1% |
| 2013 | 72.3% | 97.1% |
| 2012 | 71.8% | 97.1% |
| 2011 | 71.2% | 97.1% |
| 2010 | 70.6% | 97.1% |
| 2009 | 70% | 96.8% |
| 2008 | 69.4% | 96.4% |
| 2007 | 68.8% | 95.8% |
| 2006 | 68.3% | 95.2% |
| 2005 | 67.9% | 94.6% |
| 2004 | 67.3% | 94.2% |
| 2003 | 66.6% | 94% |
| 2002 | 65.9% | 93.9% |
| 2001 | 65.2% | 93.9% |
| 2000 | 64.5% | 93.8% |
| 1999 | 63.7% | 93.5% |
| 1998 | 62.9% | 93.2% |
| 1997 | 62.1% | 92.9% |
| 1996 | 61.1% | 92.5% |
| 1995 | 60.4% | 92.1% |
| 1994 | 59.6% | 91.7% |
| 1993 | 58.7% | 91.3% |
| 1992 | 57.9% | 90.9% |
| 1991 | 56.9% | 90.7% |
| 1990 | 56.5% | 90.5% |
| 1989 | 55.9% | 90.4% |
| 1988 | 55.4% | 90.4% |
| 1987 | 54.8% | 90.4% |
| 1986 | 54.2% | 90.2% |
| 1985 | 53.6% | 89.5% |
| 1984 | 52.8% | 88.4% |
| 1983 | 52.1% | 87% |
| 1982 | 51.4% | 85.4% |
| 1981 | 50.7% | 83.6% |
| 1980 | 49.9% | 81.6% |
| 1979 | 49.2% | 79.5% |
| 1978 | 48.5% | 77.5% |
| 1977 | 47.8% | 75.5% |
| 1976 | 46.8% | 73.6% |
| 1975 | 46.1% | 71.4% |
| 1974 | 45.2% | 68.9% |
| 1973 | 44.3% | 66.3% |
| 1972 | 43.3% | 63.8% |
| 1971 | 42.4% | 61.6% |
| 1970 | 41.5% | 59.8% |
| 1969 | 40.6% | 58.3% |
| 1968 | 39.7% | 57% |
| 1967 | 38.9% | 55.7% |
| 1966 | 37.7% | 54.5% |
| 1965 | 37.1% | 53.4% |
| 1964 | 36.6% | 52.4% |
| 1963 | 35.9% | 51.4% |
| 1962 | 35.3% | 50.5% |
| 1961 | 34.6% | 49.7% |
| 1960 | 34% | 48.9% |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population-density/iran/san-marino | CC BY
From 2004 to 2024, the share of urban population changed from 67.3% to 77% in Iran and from 94.2% to 97.2% in San Marino.
Densely populated cities
|
Iran
|
|
|---|---|
| City | Population |
| Tehran | 8.69M |
| Mashhad | 3M |
| Isfahan | 1.96M |
| Karaj | 1.59M |
| Shiraz | 1.57M |
| Tabriz | 1.56M |
| Qom | 1.2M |
| Ahvaz | 1.18M |
| Kermanshah | 947K |
| Urmia | 736K |
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/iran/san-marino | 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 (2016–2024, retrieved 2026-02-08)
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