Census Population 2011
10,40,99,452
5,42,78,157
4,98,21,295
Projected Population 2025
13,01,22,322
6,75,63,372
6,25,58,950
18+ Population
8,06,85,803
4,23,68,418
3,83,17,385
Number of Electors as per Final Publication (07.01.2025)
4,07,63,352
3,72,57,477
Enrollment of 18+ Population
96.70 %
96.21 %
97.23 %
EP Ratio
0.600
0.603
0.596
ACs (GEN, SC, ST)
243 ACs (GEN-203, SC-38, ST-2)
Electors per PS (Avg.) as on 08.04.2025 :- 1006
Urban :-1045 (Male:-545 & Female :-500)
Rural :-999 (Male:-522 & Female:-477)
Districts Sharing Borders with Other States
Uttar Pradesh
West Champaran, Gopalganj, Siwan, Saran, Bhojpur, Buxar & Kaimur
Uttar Pradesh & Jharkhand
Rohtas
Jharkhand
Aurangabad, Gaya, Nawada, Jamui, Banka & Bhagalpur
Jharkhand & West Bengal
Katihar
West Bengal
Purnia & Kishanganj
No of Divisional Headquarters
9
No of Districts
38
No of Subdivisions
101
No of Municipal Corporations/ Municipalities
270 Municipal Corporation - 19 Municipal Council - 85 Town Panchayat - 166
No of Blocks
534
No of Gram Panchayats
8054
No of Revenue Villages
45693
No of Police Ranges
No of Police Districts
No of Police Stations