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Bihar · Districts

District-wise population of Bihar

Bihar has 38 districts today. Patna is the most populous, estimated at ≈73.4 lakh in 2026. Census 2011 figures are shown on each district's current boundaries, so districts created after 2011 have comparable numbers too.

District-wise population of Bihar
#
1 Patna≈ 73.4 lakh58,38,465+23.7%89770.7%43.1%1,823
2 East Champaran≈ 66.31 lakh50,99,371+29.4%90255.8%7.9%1,285
3 Muzaffarpur≈ 61.96 lakh48,01,062+28.1%90063.4%9.9%1,514
4 Madhubani≈ 57.02 lakh44,87,379+25.5%92658.6%3.6%1,282
5 Gaya≈ 56.1 lakh43,91,418+26.4%93763.7%13.2%883
6 Samastipur≈ 54.16 lakh42,61,566+25.5%91161.9%3.5%1,467
7 Saran≈ 49.05 lakh39,51,862+21.6%95466.0%8.9%1,496
8 West Champaran≈ 51.13 lakh39,35,042+29.3%90955.7%10.0%753
9 Darbhanga≈ 48.09 lakh39,27,113+19.5%91156.5%9.8%≈1,725
10 Vaishali≈ 45.49 lakh35,17,424+28.5%89566.5%6.6%≈1,716
11 Sitamarhi≈ 44.05 lakh34,23,574+27.6%89952.1%5.6%1,492
12 Siwan≈ 41.6 lakh33,30,464+22.7%98869.5%5.5%1,501
13 Purnia≈ 42.18 lakh32,64,619+28.3%92151.1%10.5%1,011
14 Katihar≈ 39.68 lakh30,71,029+28.4%91952.2%8.9%1,005
15 Bhagalpur≈ 38.41 lakh30,25,635+25.4%88063.2%19.9%≈1,184
16 Begusarai≈ 37.95 lakh29,70,541+26.4%89563.9%19.2%1,549
17 Rohtas≈ 36.39 lakh29,59,918+20.1%91873.4%14.5%763
18 Nalanda≈ 35.66 lakh28,77,653+21.4%92264.4%15.9%1,222
19 Araria≈ 36.73 lakh28,11,569+30.3%92153.5%6.0%993
20 Bhojpur≈ 33.86 lakh27,28,407+21.6%90770.5%14.3%1,139
21 Gopalganj≈ 31.28 lakh25,62,012+19.0%102165.5%6.4%1,260
22 Aurangabad≈ 32.4 lakh25,40,073+26.2%92670.3%9.3%769
23 Supaul≈ 28.85 lakh22,29,076+28.7%92957.7%4.7%919
24 Nawada≈ 27.71 lakh22,19,146+22.6%93959.8%9.7%890
25 Banka≈ 26 lakh20,34,763+26.5%90758.2%3.5%674
26 Madhepura≈ 26.28 lakh20,01,762+31.1%91152.3%4.4%1,120
27 Saharsa≈ 24.22 lakh19,00,661+26.0%90653.2%8.2%1,127
28 Jamui≈ 22.41 lakh17,60,405+25.9%92259.8%8.3%568
29 Buxar≈ 21.18 lakh17,06,352+21.7%92270.1%9.6%1,002
30 Kishanganj≈ 22.1 lakh16,90,400+30.4%95055.5%9.5%897
31 Khagaria≈ 21.77 lakh16,66,886+30.2%88657.9%5.2%1,122
32 Kaimur≈ 20.91 lakh16,26,384+27.5%92069.3%4.0%488
33 Munger≈ 16.83 lakh13,67,765+20.2%87670.5%27.8%964
34 Jehanabad≈ 13.95 lakh11,25,313+21.5%92266.8%12.0%1,209
35 Lakhisarai≈ 12.66 lakh10,00,912+24.8%90262.4%14.3%815
36 Arwal≈ 8.57 lakh7,00,843+19.2%92867.4%7.4%1,098
37 Sheohar≈ 8.42 lakh6,56,246+27.2%89353.8%4.3%1,880
38 Sheikhpura≈ 7.87 lakh6,36,342+21.1%93063.9%17.1%924

* 2026: our estimates (method M1), constrained to the official Bihar projection. ≈ density uses an area apportioned from 2011 sub-districts.

Districts of Bihar by population, 2026

District-wise population of Bihar
  1. Patna 73.4 lakh
  2. East Champaran 66.31 lakh
  3. Muzaffarpur 61.96 lakh
  4. Madhubani 57.02 lakh
  5. Gaya 56.1 lakh
  6. Samastipur 54.16 lakh
  7. Saran 49.05 lakh
  8. West Champaran 51.13 lakh
  9. Darbhanga 48.09 lakh
  10. Vaishali 45.49 lakh
  11. Sitamarhi 44.05 lakh
  12. Siwan 41.6 lakh
  13. Purnia 42.18 lakh
  14. Katihar 39.68 lakh
  15. Bhagalpur 38.41 lakh
  16. Begusarai 37.95 lakh
  17. Rohtas 36.39 lakh
  18. Nalanda 35.66 lakh
  19. Araria 36.73 lakh
  20. Bhojpur 33.86 lakh
  21. Gopalganj 31.28 lakh
  22. Aurangabad 32.4 lakh
  23. Supaul 28.85 lakh
  24. Nawada 27.71 lakh
  25. Banka 26 lakh
  26. Madhepura 26.28 lakh
  27. Saharsa 24.22 lakh
  28. Jamui 22.41 lakh
  29. Buxar 21.18 lakh
  30. Kishanganj 22.1 lakh
  31. Khagaria 21.77 lakh
  32. Kaimur 20.91 lakh
  33. Munger 16.83 lakh
  34. Jehanabad 13.95 lakh
  35. Lakhisarai 12.66 lakh
  36. Arwal 8.57 lakh
  37. Sheohar 8.42 lakh
  38. Sheikhpura 7.87 lakh

Largest cities →

Frequently asked questions

How many districts are there in Bihar?
38, according to the Local Government Directory (38 listed). Census 2011 had fewer in several states; this page shows every current district.

Which district of Bihar has the highest population?
Patna, with 58,38,465 people in Census 2011 and an estimated ≈73.4 lakh in 2026. The smallest is Sheikhpura (6,36,342 in 2011).

Sources and method

Data updated: · Report a correction