Semnan Population 2026
Semnan has a population of 124,826, making it the #79 biggest city in 🇮🇷 Iran, located in Semnan. Roughly 0.1% of Iran's population lives here. It is about 57× smaller than Tehran, the country's biggest city.
Population (city proper)
124,826
Rank in Iran
#79
Coordinates
35.58°N, 53.39°E
~1,148 m elevation · Asia/Tehran
Distance to capital (Tehran)
179 km
111 miles, straight line
Other big cities in Semnan
| City | Population | Rank in Iran |
|---|---|---|
| Shahrud | 165,000 | #63 |
| Dāmghān | 67,694 | #137 |
| Īstgāh-e Rāh Āhan-e Garmsār | 49,491 | #192 |
| Garmsār | 48,672 | #194 |
| Mahdishahr | 21,000 | #341 |
Cities near Semnan
- Mahdishahr21,000 people · ~15 km away
- Garmsār48,672 people · ~103 km away
- Īstgāh-e Rāh Āhan-e Garmsār49,491 people · ~105 km away
- Dāmghān67,694 people · ~108 km away
- Qā’em Shahr204,953 people · ~110 km away
- Sari255,396 people · ~114 km away
FAQ
What is the population of Semnan?
Semnan has a population of 124,826 (city proper, latest official figure via GeoNames), making it the #79 biggest city in Iran.
What region is Semnan in?
Semnan is located in Semnan, Iran.
Is Semnan the capital of Iran?
No, the capital of Iran is Tehran, about 179 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.