Bihar Population (1901-2011)
| Year |
Population |
Growth |
Share (%) |
|---|
| Net Change | rate (%) | to India |
|---|
| 1901 | 21,243,632 | - | - | 8.91 |
| 1911 | 21,567,159 | 323,527 | 1.52 | 8.56 |
| 1921 | 21,358,905 | -208,254 | -0.97 | 8.50 |
| 1931 | 23,438,371 | 2,079,466 | 9.74 | 8.40 |
| 1941 | 26,302,771 | 2,864,400 | 12.22 | 8.25 |
| 1951 | 29,085,017 | 2,782,246 | 10.58 | 8.05 |
| 1961 | 34,840,968 | 5,755,951 | 19.79 | 7.93 |
| 1971 | 42,126,236 | 7,285,268 | 20.91 | 7.69 |
| 1981 | 52,302,665 | 10,176,429 | 24.16 | 7.65 |
| 1991 | 64,530,554 | 12,227,889 | 23.38 | 7.62 |
| 2001 | 82,998,509 | 18,467,955 | 28.62 | 8.07 |
| 2011 | 104,099,452 | 21,100,943 | 25.42 | 8.60 |
- Population
- Growth rate
- Net change
Bihar population by Age Group (2011)
| Age group |
Male |
Female |
Total |
M per 100 F |
|---|
| Persons | Share (%) |
|---|
| 00-04 |
6,576,871 |
6,188,158 |
12,765,029 |
12.26 |
106.282 |
| 05-09 |
7,796,359 |
7,239,918 |
15,036,277 |
14.44 |
107.686 |
| 10-14 |
7,323,831 |
6,596,051 |
13,919,882 |
13.37 |
111.034 |
| 15-19 |
5,290,581 |
4,182,114 |
9,472,695 |
9.10 |
126.505 |
| 20-24 |
4,210,585 |
3,854,150 |
8,064,735 |
7.75 |
109.248 |
| 25-29 |
3,828,687 |
3,843,018 |
7,671,705 |
7.37 |
99.627 |
| 30-34 |
3,510,596 |
3,545,141 |
7,055,737 |
6.78 |
99.026 |
| 35-39 |
3,308,161 |
3,149,100 |
6,457,261 |
6.20 |
105.051 |
| 40-44 |
2,756,809 |
2,408,883 |
5,165,692 |
4.96 |
114.443 |
| 45-49 |
2,209,994 |
2,060,380 |
4,270,374 |
4.10 |
107.261 |
| 50-54 |
1,808,425 |
1,504,315 |
3,312,740 |
3.18 |
120.216 |
| 55-59 |
1,330,356 |
1,466,322 |
2,796,678 |
2.69 |
90.727 |
| 60-64 |
1,559,925 |
1,448,083 |
3,008,008 |
2.89 |
107.723 |
| 65-69 |
1,103,718 |
986,061 |
2,089,779 |
2.01 |
111.932 |
| 70-74 |
784,383 |
595,148 |
1,379,531 |
1.33 |
131.796 |
| 75-79 |
297,973 |
252,506 |
550,479 |
0.53 |
118.006 |
| 80-84 |
197,997 |
171,057 |
369,054 |
0.35 |
115.749 |
| 85-89 |
69,258 |
60,250 |
129,508 |
0.12 |
114.951 |
| 90-94 |
48,853 |
45,915 |
94,768 |
0.09 |
106.399 |
| 95-99 |
24,996 |
22,379 |
47,375 |
0.05 |
111.694 |
| 100+ |
19,490 |
19,153 |
38,643 |
0.04 |
101.760 |
| Age not stated |
220,309 |
183,193 |
403,502 |
0.39 |
120.261 |
| Total |
54,278,157 |
49,821,295 |
104,099,452 | |
108.946 |
- Population pyramid
- Gender ratio
Population of Bihar districts 2011
| District |
Rank |
Population |
Rural (%) |
Urban (%) |
Sex ratio |
| Male | Female | Total | Share (%) | F per 1000 M | M per 100 F |
|---|
| Pashchim Champaran | 9 | 2,061,110 | 1,873,932 | 3,935,042 | 3.78 | 90.01 | 9.99 | 909 | 109.989 |
| Purba Champaran | 2 | 2,681,209 | 2,418,162 | 5,099,371 | 4.90 | 92.13 | 7.87 | 902 | 110.878 |
| Sheohar | 37 | 346,673 | 309,573 | 656,246 | 0.63 | 95.72 | 4.28 | 893 | 111.984 |
| Sitamarhi | 11 | 1,803,252 | 1,620,322 | 3,423,574 | 3.29 | 94.44 | 5.56 | 899 | 111.290 |
| Madhubani | 4 | 2,329,313 | 2,158,066 | 4,487,379 | 4.31 | 96.40 | 3.60 | 926 | 107.935 |
| Supaul | 23 | 1,155,283 | 1,073,793 | 2,229,076 | 2.14 | 95.26 | 4.74 | 929 | 107.589 |
| Araria | 19 | 1,463,333 | 1,348,236 | 2,811,569 | 2.70 | 94.00 | 6.00 | 921 | 108.537 |
| Kishanganj | 30 | 866,970 | 823,430 | 1,690,400 | 1.62 | 90.47 | 9.53 | 950 | 105.288 |
| Purnia | 13 | 1,699,370 | 1,565,249 | 3,264,619 | 3.14 | 89.49 | 10.51 | 921 | 108.569 |
| Katihar | 14 | 1,600,430 | 1,470,599 | 3,071,029 | 2.95 | 91.08 | 8.92 | 919 | 108.828 |
| Madhepura | 26 | 1,047,559 | 954,203 | 2,001,762 | 1.92 | 95.58 | 4.42 | 911 | 109.784 |
| Saharsa | 27 | 997,174 | 903,487 | 1,900,661 | 1.83 | 91.76 | 8.24 | 906 | 110.369 |
| Darbhanga | 8 | 2,059,949 | 1,877,436 | 3,937,385 | 3.78 | 90.26 | 9.74 | 911 | 109.721 |
| Muzaffarpur | 3 | 2,527,497 | 2,273,565 | 4,801,062 | 4.61 | 90.14 | 9.86 | 900 | 111.169 |
| Gopalganj | 21 | 1,267,666 | 1,294,346 | 2,562,012 | 2.46 | 93.65 | 6.35 | 1,021 | 97.939 |
| Siwan | 12 | 1,675,090 | 1,655,374 | 3,330,464 | 3.20 | 94.51 | 5.49 | 988 | 101.191 |
| Saran | 7 | 2,022,821 | 1,929,041 | 3,951,862 | 3.80 | 91.06 | 8.94 | 954 | 104.861 |
| Vaishali | 10 | 1,844,535 | 1,650,486 | 3,495,021 | 3.36 | 93.33 | 6.67 | 895 | 111.757 |
| Samastipur | 6 | 2,230,003 | 2,031,563 | 4,261,566 | 4.09 | 96.53 | 3.47 | 911 | 109.768 |
| Begusarai | 16 | 1,567,660 | 1,402,881 | 2,970,541 | 2.85 | 80.82 | 19.18 | 895 | 111.746 |
| Khagaria | 31 | 883,786 | 783,100 | 1,666,886 | 1.60 | 94.77 | 5.23 | 886 | 112.857 |
| Bhagalpur | 15 | 1,615,663 | 1,422,103 | 3,037,766 | 2.92 | 80.17 | 19.83 | 880 | 113.611 |
| Banka | 25 | 1,067,140 | 967,623 | 2,034,763 | 1.95 | 96.50 | 3.50 | 907 | 110.285 |
| Munger | 33 | 729,041 | 638,724 | 1,367,765 | 1.31 | 72.21 | 27.79 | 876 | 114.140 |
| Lakhisarai | 35 | 526,345 | 474,567 | 1,000,912 | 0.96 | 85.71 | 14.29 | 902 | 110.911 |
| Sheikhpura | 38 | 329,743 | 306,599 | 636,342 | 0.61 | 82.87 | 17.13 | 930 | 107.549 |
| Nalanda | 18 | 1,497,060 | 1,380,593 | 2,877,653 | 2.76 | 84.09 | 15.91 | 922 | 108.436 |
| Patna | 1 | 3,078,512 | 2,759,953 | 5,838,465 | 5.61 | 56.93 | 43.07 | 897 | 111.542 |
| Bhojpur | 20 | 1,430,380 | 1,298,027 | 2,728,407 | 2.62 | 85.71 | 14.29 | 907 | 110.196 |
| Buxar | 29 | 887,977 | 818,375 | 1,706,352 | 1.64 | 90.36 | 9.64 | 922 | 108.505 |
| Kaimur (Bhabua) | 32 | 847,006 | 779,378 | 1,626,384 | 1.56 | 95.97 | 4.03 | 920 | 108.677 |
| Rohtas | 17 | 1,543,546 | 1,416,372 | 2,959,918 | 2.84 | 85.55 | 14.45 | 918 | 108.979 |
| Aurangabad | 22 | 1,318,684 | 1,221,389 | 2,540,073 | 2.44 | 90.68 | 9.32 | 926 | 107.966 |
| Gaya | 5 | 2,266,566 | 2,124,852 | 4,391,418 | 4.22 | 86.76 | 13.24 | 937 | 106.669 |
| Nawada | 24 | 1,144,668 | 1,074,478 | 2,219,146 | 2.13 | 90.29 | 9.71 | 939 | 106.532 |
| Jamui | 28 | 916,064 | 844,341 | 1,760,405 | 1.69 | 91.74 | 8.26 | 922 | 108.495 |
| Jehanabad | 34 | 585,582 | 539,731 | 1,125,313 | 1.08 | 87.99 | 12.01 | 922 | 108.495 |
| Arwal | 36 | 363,497 | 337,346 | 700,843 | 0.67 | 92.60 | 7.40 | 928 | 107.752 |