Population growth in Iran
Iran: Population growth was 0.9% in 2025. ◆ Volatile
Population growth in Iran, 1961–2025
Source: World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division. Measured in annual %.
Analysis
The most recent figure for population growth in Iran is 0.9%, measured in 2025.
The figure is down 12.2% on the previous year and down 32.1% over ten years.
Over the whole period, population growth in Iran peaked at 5.3% in 1982 and was at its lowest, 0.2%, in 1994.
Iran ranks 105th of 215 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 3.1% | 3.0% | 3.1% | 9 |
| 1970s | 3.1% | 2.9% | 3.4% | 10 |
| 1980s | 3.9% | 2.9% | 5.3% | 10 |
| 1990s | 1.4% | 0.2% | 2.9% | 10 |
| 2000s | 1.6% | 0.8% | 2.2% | 10 |
| 2010s | 1.3% | 1.1% | 1.4% | 10 |
| 2020s | 1.0% | 0.8% | 1.2% | 6 |
Countries ranked near Iran
More climate change data for Iran
- Population, total 92.42 million (2025)
- Urban population growth 1.4% (2025)
- Urban population 71.51 million (2025)
- Urban population 77.4% (2025)
- Population in urban agglomerations of more than 1 million 25.2% (2025)
- Annual freshwater withdrawals, total 92.95 billion cubic meters (2022)
- Annual freshwater withdrawals, total 72.3% (2022)
- Terrestrial protected areas 7.8% (2025)
- Terrestrial and marine protected areas 7.0% (2025)
- Marine protected areas 0.9% (2025)
Frequently asked questions
- What is population growth in Iran?
- Population growth in Iran was 0.9% in 2025, according to World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division.
- What is the highest population growth recorded in Iran?
- The highest recorded value was 5.3% in 1982.
- What is the lowest population growth recorded in Iran?
- The lowest recorded value was 0.2% in 1994.
- How does Iran rank for population growth?
- Iran ranks 105th out of 215 countries with data for 2025.
- Is population growth rising or falling in Iran?
- Over the last ten years it is down 32.1%. The long-run trend across the full record is volatile.
- Where does this Iran data come from?
- The figures come from World Population Prospects, United Nations (UN), note: Derived from total population, publisher: UN Population Division, published as part of Population growth (annual %). Statizoid updates them automatically from the source API.
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About this data
Annual population growth rate for year t is the exponential rate of growth of midyear population from year t-1 to t, expressed as a percentage. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.