Siwān Population 2026
Siwān has a population of 135,066, making it the #387 biggest city in 🇮🇳 India, located in Bihar. It is about 94× smaller than Mumbai, the country's biggest city.
Population (city proper)
135,066
Rank in India
#387
Coordinates
26.22°N, 84.36°E
~71 m elevation · Asia/Kolkata
Distance to capital (New Delhi)
754 km
468 miles, straight line
Other big cities in Bihar
| City | Population | Rank in India |
|---|---|---|
| Patna | 1,684,297 | #21 |
| Gaya | 474,093 | #110 |
| Bhāgalpur | 400,146 | #126 |
| Muzaffarpur | 354,462 | #139 |
| Bihār Sharīf | 297,268 | #166 |
| Darbhanga | 296,039 | #169 |
| Purnia | 282,248 | #186 |
| Arrah | 261,430 | #196 |
Cities near Siwān
FAQ
What is the population of Siwān?
Siwān has a population of 135,066 (city proper, latest official figure via GeoNames), making it the #387 biggest city in India.
What region is Siwān in?
Siwān is located in Bihar, India.
Is Siwān the capital of India?
No, the capital of India is New Delhi, about 754 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.