Iran, Islamic Rep. is in Middle East, North Africa, Afghanistan & Pakistan and is classed by the World Bank as upper middle income. Its capital is Tehran. Its population was 92.42 million in 2025, ranking 17 of 217 countries. GDP per person was US$3,924 in 2025.
Source: World Bank, World Development Indicators, updated 8 October 2026. Each figure is the latest year available for Iran, Islamic Rep.. Rankings compare countries with data from the same or recent years.