Samastipur District, with population of about 42.6 lakh is Bihar's the 6th most populous district, located in the state Bihar in India. Total geographical area of Samastipur district is 2904 km2 and it is the 14th biggest district by area in the state. Population density of the district is 1467 persons per km2. There are 20 sub districts in the district, among them Samastipur is the most populous sub district with population of about 3.5 lakh and Mohanpur is the least populous sub district with population of about 1.2 lakh.

Demographics

The district is home to about 42.6 lakh people, among them about 22.3 lakh (52%) are male and about 20.3 lakh (48%) are female. 81% of the whole population are from general caste, 19% are from schedule caste and 0% are schedule tribes. Child (aged under 6 years) population of Samastipur district is 19%, among them 52% are boys and 48% are girls. There are about 8.4 lakh households in the district and an average 5 persons live in every family.

The majority of the population, nearly 97% (about 41.1 lakh) live in Samastipur District rural part and 3% (about 1.5 lakh) population live in the Samastipur District urban part. Rural population density of Samastipur district is 1422 and urban population density is 13161 persons per km2.

Caste wise male female population 2011 - Samastipur

Total General Schedule Caste Schedule Tribe Child
Total 4,261,566 3,456,554 803,128 1,884 797,381
Male 2,230,003 1,811,084 417,944 975 414,586
Female 2,031,563 1,645,470 385,184 909 382,795

Most populated Sub Districts, Villages and Cities in Samastipur

Sub Districts Villages Cities
Name Population Name Population Name Population
Samastipur 346109 Bibhutipur 34764 Samastipur 67925
Bibhutpur 338149 Chand Chaur 33457 Samastipur 62935
Kalyanpur 310439 Singhia 31952 Rosera 31155
Ujiarpur 297811 Karian 25225 Dalsinghsarai 23862
Sarairanjan 254835 Mahthi 23845 Mathurapur 7627
Hasanpur 227421 Singhia Buzurg 21597 Bhuindhara 6614
Warisnagar 216123 Mohiuddi Nagar 21157 Bhagirathpur 5323
Singhia 210035 Bhiraha 20000 Dharampur 5291
Dalsinghsarai 208818 Jahangirpur 19898
Rosera 200624 Kalyanpur Basti 19773

Religion wise distribution of population

Hindus contribute 89% of the total population and are the largest religious community in the district followed by Muslims which contribute 11% of the total population.. Female Sex ratio per 1000 male in Hindus are 909 in Muslims are 929.

Religion wise population 2011 - Samastipur

Total Hindu Muslim Christian Sikh Buddhist Jain Others Not Stated
Total 4,261,566 3,800,598 452,370 2,126 554 292 231 112 5,283
Male 2,230,003 1,990,906 234,507 1,111 286 150 119 60 2,864
Female 2,031,563 1,809,692 217,863 1,015 268 142 112 52 2,419

Growth of population

Population of the district has increased by 25.5% in last 10 years. In 2001 census total population here were about 33.9 lakh. Female population growth rate of the district is 24.3% which is -2.4% lower than male population growth rate of 26.7%. General caste population has increased by 25.1%; Schedule caste population has increased by 27.7%; Schedule Tribe population has decreased by -44% and child population has increased by 12.1% in the district since last census.

Growth of population (percent) 2001 to 2011 - Samastipur

Total General Schedule Caste Schedule Tribe Child
Total 25.5% 25.1% 27.7% -44% 12.1%
Male 26.7% 26.4% 28.6% -64.2% 13%
Female 24.3% 23.7% 26.8% 42.5% 11.2%

Sex Ratio - Females per 1000 Male

As of 2011 census there are 911 females per 1000 male in the district. Sex ratio in general caste is 909, in schedule caste is 922 and in schedule tribe is 932. There are 923 girls under 6 years of age per 1000 boys of the same age in the district. Overall sex ratio in the district has decreased by 17 females per 1000 male during the years from 2001 to 2011. Child sex ratio here has decreased by 15 girls per 1000 boys during the same time.

Change in sex ratio 2001 to 2011 - Samastipur

Total General SC ST Child
Change -17 -19 -12 698 -15
2011 911 909 922 932 923
2001 928 928 934 234 938

Sub Districts, Villages and Cities with highest sex ratio in Samastipur

Sub Districts Villages Cities
Name Sex Ratio Name Sex Ratio Name Sex Ratio
Bithan 936 Chak Ahmad 2333 Dharampur 914
Kalyanpur 935 Gobindpur 1800 Samastipur 906
Sarairanjan 931 Bishunpur Fakirana 1750 Bhuindhara 904
Singhia 922 Chitaura 1353 Samastipur 902
Bibhutpur 919 Murjari 1339 Dalsinghsarai 901
Morwa 918 Nankar 1333 Rosera 900
Khanpur 918 Subhan Chak 1250 Mathurapur 899
Dalsinghsarai 911 Bhual Chak 1250 Bhagirathpur 894
Rosera 909 Deodha Tola Rampatti 1218
Hasanpur 908 Dumrawan 1215

Literacy

Total about 21.4 lakh people in the district are literate, among them about 12.9 lakh are male and about 8.5 lakh are female. Literacy rate (children under 6 are excluded) of Samastipur is 62%. 71% of male and 52% of female population are literate here. Overall literacy rate in the district has increased by 17%. Male literacy has gone up by 13% and female literacy rate has gone up by 20%.

Change in literacy rate 2001 to 2011 - Samastipur

Total Male Female
Change 16.8% 13.7% 19.8%
2011 61.9% 71.3% 51.5%
2001 45.1% 57.6% 31.7%

Sub Districts, Villages and Cities with highest literacy rate in Samastipur

Sub Districts Villages Cities
Name Literacy Rate % Name Literacy Rate % Name Literacy Rate %
Pusa 72 Khajuri 100 Samastipur 86
Samastipur 72 Madhupakar Taj Mohamad 100 Samastipur 85
Tajpur 70 Bhatgawan 100 Bhuindhara 82
Dalsinghsarai 65 Harpur Jairam 98 Dalsinghsarai 78
Ujiarpur 64 Pusa Mahamadpur Deopar 96 Mathurapur 77
Sarairanjan 63 Bishunpur Dimangra 95 Rosera 76
Bibhutpur 63 Chak Sahid 93 Dharampur 74
Patori 62 Ganga Paran 92 Bhagirathpur 62
Vidyapati Nagar 62 Bhoraha 92
Mohiuddinagar 62 Chak Taj 90

Workers profile

Samastipur has 32% (about 13.4 lakh) population engaged in either main or marginal works. 47% male and 15% female population are working population. 35% of total male population are main (full time) workers and 12% are marginal (part time) workers. For women 7% of total female population are main and 8% are marginal workers.

Percentage of working population - Samastipur

Worker (Among total population) Main Worker (Among workers) Marginal Worker (Among workers) Non Worker (Among total population)
Total 31.5% 21.3% 10.2% 68.5%
Male 46.5% 34.6% 11.9% 53.5%
Female 15.1% 6.7% 8.4% 84.9%

Biggest Villages and Cities in Samastipur

Villages Cities
Name Area (Km2) Name Area (Km2)
Raspur Patasia 34.8 Samastipur 3.5
Bibhutipur 18.2 Samastipur 3.5
Mohiuddi Nagar 18.1 Dalsinghsarai 2.9
Singhia 18 Bhagirathpur 1.2
Chaita 17.6 Bhuindhara 1.2
Karian 17.4 Rosera 1
Siripur Gohar 17 Mathurapur 0.7
Darwa 16.9 Dharampur 0.7
Murthua 15.4
Sarangpur 15