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Friday, 5 June 2026
VoiceOfVillage
★ District of Bihar ★

Siwan

सिवान
HQ ·
Area · — km²
Population · 33,30,464
Pincode range ·
Browse Siwan

All 19 mandals

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Showing first 12 of 19 view the full list ↓
19
Mandals
1615
Villages
About the district

Siwan — district of Bihar

Siwan is a district in Bihar. Editorial copy not yet contributed — claim a village to start adding context.

District at a glance

About Siwan

Siwan is known for its agricultural heritage and historical significance in Bihar's Mithila region.

District HQ
Siwan
Represented by
Then & Now

Siwan district — Census 2011 to projected 2026

Population · 2011
31,47,551
Census 2011 baseline
+17.2%
Population · 2026
36,89,002
RGI / state CAGR projection
Households · 2011
5,07,055
Census 2011 baseline
+15.1%
Households · 2026
5,83,803
RGI / state CAGR projection
2011 = decadal Census of India. 2026 = forward-projection from state-level CAGR — working estimate, refines when the next Census publishes.
Census 2011 · District aggregates · 1,615 villages

Siwan district by the numbers

Census 2011 + RGI 2026 projection
+ Centre dashboards (JJM, PMAY-G, SBM-G)
Census 2011
Headcount, household, and reservation counts from the most recent decennial census.
Male population
15,79,685Census 2011
Female population
15,67,866Census 2011
Sex ratio
993 ♀/1000♂Derived F×1000/M
Households
5,07,055Census 2011
SC population
3,75,375Census 2011
ST population
83,773Census 2011
2026 projection
2026
Forward-looked from 2011 using the state's Census CAGR. Growth % is derived.
Population (2026 est.)
36,89,002+17.2%RGI / state CAGR projection
Households (2026 est.)
5,83,803RGI / state CAGR projection
Workforce + schemes
Census 2011 workforce composition + post-Census central-government dashboards.
Workers (total)
8,83,633Census 2011
Cultivators
1,63,306Census 2011
Agri labourers
1,10,058Census 2011
JJM tap-water coverage
96.4%Jal Jeevan Mission
PMAY-G houses built
37,22,797 / 44,92,01083% complete
SBM-G toilets
3,93,613Swachh Bharat Mission · rural
Notable places across Siwan district

Temples, schools, hospitals & civic landmarks in this district

60 places mapped
Coverage
20 of 1,615 villages have notable places mapped · 1%
  • Hospital· 11
  • Railway· 10
  • Temple· 9
  • School· 7
  • PHC· 6
  • ATM· 2
  • Bank· 2
  • Post office· 2
  • Playground· 2
  • Mosque· 2
  • Pharmacy· 2
  • Fuel· 2
  • Monument· 2
  • Bus stop· 1

Aggregated from village fixtures + OpenStreetMap. Numbers will rise as the LGD + OSM ingest covers more villages in Siwan district.

Browse by mandal

All 19 mandals of Siwan

Click any mandal to see its villages, posts, and local services.

1615 villages · 283 GPs
Sorted alphabetically
Most active

Top villages in Siwan

Villages with the most posts, contributors, and verified residents this month.

All 1615 villages →
Quick answers

People often ask about Siwan

How many mandals and villages are in Siwan district?

Siwan district has 19 mandals and 1,615 revenue villages across 283 gram panchayats in Bihar.

Where is the headquarters of Siwan district?

The district headquarters of Siwan is —.

What is the pincode of Siwan district?

Siwan district uses pincodes starting with —. Individual villages within Siwan may have their own pincodes — check the village page for exact values.

Which Lok Sabha constituency does Siwan fall under?

Siwan district is part of the — Lok Sabha constituency.

What is the population of Siwan district?

Siwan district had a population of 33,30,464 per the 2011 Census, across 1,615 villages.

When was Siwan district formed?

Siwan district was formed on —.

Which rivers flow through Siwan district?

Major rivers in Siwan district: —.

Answers are auto-built from the village's verified record. If something is wrong, residents can correct it after claiming the village.

By straight-line distance

Districts near Siwan

KNN over PostGIS centroids
(6 nearest)