Chad vs Iran, Islamic Republic of: Annual growth rate of population share in cities with at least 300,000 inhabitants
Chad
0.5%
in 2020
Iran, Islamic Republic of
0.5%
in 2020
Chad rank
78th
Iran, Islamic Republic of rank
79th
Annual growth rate of population share in cities with at least 300,000 inhabitants over time
- Chad
- Iran, Islamic Republic of
How they compare
Chad currently reports 0.5% against 0.5% in Iran, Islamic Republic of, a difference of 0.0%.
The two have swapped places 4 times across 8 shared years of data; in 1985 it was Chad ahead.
Chad ranks 78th and Iran, Islamic Republic of ranks 79th of 144 countries.
Across the 5 decades both report, Chad averaged higher in 3 and Iran, Islamic Republic of in 2.
Head to head by decade
| Decade | Chad | Iran, Islamic Republic of | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 2.7% | 0.4% | 2.3% | Chad |
| 1990s | -0.3% | 1.1% | 1.4% | Iran, Islamic Republic of |
| 2000s | 0.5% | 0.6% | 0.1% | Iran, Islamic Republic of |
| 2010s | 2.2% | 0.8% | 1.4% | Chad |
| 2020s | 0.5% | 0.5% | 0.0% | Chad |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual growth rate of population share in cities with at least 300,000 inhabitants, Chad or Iran, Islamic Republic of?
- Chad, at 0.5% against 0.5% in Iran, Islamic Republic of as of 2020.
- What is the difference in annual growth rate of population share in cities with at least 300,000 inhabitants between Chad and Iran, Islamic Republic of?
- 0.0%, with Chad ahead.
- How many years of comparable data are there for Chad and Iran, Islamic Republic of?
- 8 years are reported by both, from 1985 to 2020.
- How do Chad and Iran, Islamic Republic of rank globally for annual growth rate of population share in cities with at least 300,000 inhabitants?
- Chad ranks 78th and Iran, Islamic Republic of ranks 79th of 144 countries.
- Where does this data come from?
- European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data, published as Annual growth rate of population share in cities with at least 300,000 inhabitants. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average annual growth in the share of population living in cities with at least 300,000 people, calculated over five-year periods. For example, 2020 reflects average growth between 2015–2020. City boundaries are defined using a consistent global approach based on satellite imagery and population data.