Bihar Population

As per the 2011 Census, Bihar State has a population of 10.41 Cr (10,40,99,452) with 5.43 Cr (5,42,78,157) males and 4.98 Cr (4,98,21,295) females.The sex ratio in Bihar is 918, indicating a below-average ratio compared to the national average of 943 .

Child Population (Age group 0-6 years) of Bihar State is 1.91 Cr (1,91,33,964) which is 18.38% of Bihar State overall population, Child sex Ratio of Bihar State is 936 females for every 1000 males.

Note : In the 2011 Census, Bihar State is listed as part of the East region of India .

10.41 Cr

Toatl Population

5.43 Cr

Male Population

4.98 Cr

Female Population

Bihar Estimated Population in 2024

In 2024, Bihar State current estimated population is projected to be 12.82 Cr (12,82,16,114), indicating a 23.17% increased from Bihar's population in the 2011 census. In 2024, the estimated male population is 6.66 Cr, and the estimated female population is 6.16 Cr.

Bihar Estimated Population in 2025

In the year 2025, Bihar State estimated population is projected to be 13.00 Cr (13,00,31,613), projecting a 24.91% increased from Bihar's population in the 2011 census. In 2025, the estimated male population is 6.75 Cr, and the estimated female population is 6.25 Cr.

Bihar Hindu Population

Hindu is the most popular religion in Bihar State, with a total Hindu population of 8.61 Cr (8,60,78,686), accounting for 82.69% of the Bihar State population. Out of this, the Hindu male population stands at approximately 4.50 Cr (4,49,94,505), and the Hindu female population is around 4.11 Cr (4,10,84,181).

Bihar Muslim Population

Muslim is the second most popular religion in Bihar State, with a total Muslim population of 1.76 Cr (1,75,57,809), accounting for 16.87% of the Bihar State population. Out of this, the Muslim male population stands at approximately 90.44 Lac (90,44,086), and the Muslim female population is around 85.14 Lac (85,13,723).

Bihar Religion Wise Population

Religion Count Percentage
Hindu8,60,78,68682.69%
Muslim1,75,57,80916.87%
Religion not stated2,52,1270.24%
Christian1,29,2470.12%
Buddhist25,4530.02%
Sikh23,7790.02%
Jain18,9140.02%
Other religions and persuasions13,4370.01%

Based on Data from Census 2011

Explore State wise Religion Population

Bihar Urban Population

The Urban population of Bihar State is 1.18 Cr (1,17,58,016), with 62.04 Lac (62,04,307) being males and 55.54 Lac (55,53,709) being females, making up 11.29% of the Bihar total population, The sex ratio in urban population is 896 females for every 1000 males.

Bihar Rural Population

The Rural population of Bihar State is 9.23 Cr (9,23,41,436), with 4.81 Cr (4,80,73,850) being males and 4.43 Cr (4,42,67,586) being females, making up 88.71% of the Bihar total population, The sex ratio in rural population is 921 females for every 1000 males.

Bihar Literacy Rate

Bihar State has a literacy rate of 61.8% which is lower than national average of 72.98%, The Male literacy rate of Bihar State is 71.2 lower than national average of 80.88%, The Female literacy rate of Bihar State is 51.5 lower than national average of 64.63%. In Bihar State's urban areas, the literacy rate is approximately 76.86%, while in the rural regions of Bihar State, it is around 59.78%.

Literacy Rate among Urban and rural area of Bihar

Category Average Literacy Rate Male Literacy Rate Female Literacy Rate
Total Population 61.8 71.2 51.5
Urban Area 76.86 82.56 70.49
Rural Area 59.78 69.67 49

Literacy Rate by Religion in Bihar

Religion Average Literacy Rate Male Literacy Rate Female Literacy Rate
Hindu 62.85 72.63 52.1
Muslim 56.34 63.81 48.36
Religion not stated 64.28 74.02 54.1
Christian 67.67 74.44 60.62

Bihar Scheduled Castes (SC) Population

Scheduled Castes(SC) Population in Bihar State is 1.66 Cr (1,65,67,325) with 86.06 Lac (86,06,253) males and 79.61 Lac (79,61,072) females, which is 15.91% of Bihar State overall population. The Sex Ratio among Scheduled Caste is 926 females for every 1000 males.

Bihar Scheduled Tribes (ST) Population

Scheduled Tribes(ST) Population in Bihar State is 13.37 Lac (13,36,573) with 6.83 Lac (6,82,516) males and 6.54 Lac (6,54,057) females, which is 1.28% of Bihar State overall population. The Sex Ratio among Scheduled Tribes is 959 females for every 1000 males.

Bihar Slum Population

Slum Population in Bihar State is 12.38 Lac (12,37,682) with 6.49 Lac (6,49,475) males and 5.88 Lac (5,88,207) females, which is 1.19% of Bihar State overall population. The Sex Ratio among Slum Population is 906 females for every 1000 males, and the Total Number of Slum households in Bihar State are 2.16 Lac (2,16,496).

Sex Ratio among Urban and Rural Areas of Bihar

Category Sex Ratio
Total Population 918
Urban Area 896
Rural Area 921

Sex Ratio by Religion in Bihar

Religion Sex Ratio
Hindu 914
Muslim 942
Religion not stated 926
Christian 955

Bihar Area & Households

The Total Area of Bihar State is 94,163 Square KM, with a population density of 1,106 people per square kilometer, Total Number of towns in Bihar State are 199 and the Total Number of Villages in Bihar State are 44,874.The Total Number of households in Bihar State are 1.89 Cr(1,89,13,565).

Bihar Workforce (Worker Profile) Overview

In Bihar State, there are about 3.47 Cr (3,47,24,987) workers, making up nearly 33.36% of the Bihar State total population. Out of these, around 2.52 Cr (2,52,22,189) are male workers, and about 95.03 Lac (95,02,798) are female workers.

Bihar - Population Growth Rate, Decadal Variation in Population Since 1901

Bihar state's demographic journey reflects both its unique identity and its role within India's larger narrative. From an initial count of 2,12,43,632, the state has experienced varied growth patterns, reaching a total of 10,40,99,452 by the dataset's conclusion.

A notable period in this narrative is the year 2001. The growth rate of 28.62% during this time underscores the socio-economic and healthcare advancements.However, there have been unique downturns, with the year 1921 marking a negative growth rate.The average growth rate over the period is 15.94%.It's worth noting that data for certain years (1901) present anomalies or are not explicitly mentioned, indicating potential challenges in data collection or unique demographic events.

Bihar State population growth key Takeaways

  • Transitioned from a population of 2,12,43,632 to 10,40,99,452.
  • The year 2001 stands out with a growth rate of 28.62%.
  • The year 1921 experienced a unique negative growth.
  • The data reveals diverse growth rates influenced by various factors.
Census Year Population Variation Variation % Male Female
1901 2.12 Cr - - 1.03 Cr 1.09 Cr
1911 2.16 Cr 3.24 Lac 1.522936379 1.05 Cr 1.11 Cr
1921 2.14 Cr -2.08 Lac -0.965607014 1.06 Cr 1.08 Cr
1931 2.34 Cr 20.79 Lac 9.735826813 1.17 Cr 1.17 Cr
1941 2.63 Cr 28.64 Lac 12.22098584 1.31 Cr 1.32 Cr
1951 2.91 Cr 27.82 Lac 10.57776764 1.45 Cr 1.45 Cr
1961 3.48 Cr 57.56 Lac 19.79008986 1.74 Cr 1.75 Cr
1971 4.21 Cr 72.85 Lac 20.91006197 2.15 Cr 2.06 Cr
1981 5.23 Cr 1.02 Cr 24.15698616 2.69 Cr 2.55 Cr
1991 6.45 Cr 1.22 Cr 23.37909359 3.38 Cr 3.07 Cr
2001 8.30 Cr 1.85 Cr 28.61893143 4.32 Cr 3.98 Cr
2011 10.41 Cr 2.11 Cr 25.42327959 5.43 Cr 4.98 Cr

Historical Population of Bihar by Census Year 1901-2011

Bihar - Estimated Population: Yearly Projections Up to 2036

Year Estimated Population Total Growth Since 2011 Annual Growth
2024 12.82 Cr (12,82,16,114) 23.17%
2025 13.00 Cr (13,00,31,613) 24.91% 1.74 %
2026 13.18 Cr (13,18,00,635) 26.61% 1.7 %
2027 13.35 Cr (13,35,36,039) 28.28% 1.67 %
2028 13.53 Cr (13,52,71,441) 29.94% 1.66 %
2029 13.70 Cr (13,70,06,845) 31.61% 1.67 %
2030 13.87 Cr (13,87,42,247) 33.28% 1.67 %
2031 14.03 Cr (14,03,35,258) 34.81% 1.53 %
2032 14.18 Cr (14,18,25,430) 36.24% 1.43 %
2033 14.33 Cr (14,33,15,602) 37.67% 1.43 %
2034 14.48 Cr (14,48,05,775) 39.1% 1.43 %
2035 14.63 Cr (14,62,95,947) 40.53% 1.43 %
2036 14.78 Cr (14,77,86,119) 41.97% 1.44 %

Projected estimates indicate that Bihar State's population in 2036 is expected to reach around 14.78 Cr (14,77,86,119), with a male population of 7.64 Cr (7,63,81,445) and a female population of 7.14 Cr (7,14,04,492). This reflects a total growth of 41.97% from Bihar State's population in the 2011 census, with an average yearly growth rate of 1.57%.

Bihar Census Frequently Asked Questions

According to the Census 2011, the population of Bihar is 10.41 Cr (10,40,99,452).

The estimated population of Bihar in 2024 is approximately 12.82 Cr (12,82,16,114).

Hindu constitute 82.69% of Bihar population, amounting to approximately 8.61 Cr (8,60,78,686) people.

Muslim constitute 16.87% of Bihar population, totaling around 1.76 Cr (1,75,57,809) people.

Hindu: 82.69%, Muslim: 16.87%, Religion not stated: 0.24%, Christian: 0.12%, Buddhist: 0.02%, Sikh: 0.02%, Jain: 0.02%, Other religions and persuasions: 0.01%

The Scheduled Castes (SC) population in Bihar is 1.66 Cr (15.91%), and the Scheduled Tribes (ST) population is 13.37 Lac (1.28%).

In Bihar, 1.18 Cr (11.29%) of the population lives in urban areas, while 9.23 Cr (88.71%) resides in rural areas.

According to the 2011 Census, the literacy rate in Bihar is 61.8%, with male literacy at 71.2% and female literacy at 51.5%.

The sex ratio in Bihar is 918 females for every 1000 males.

Bihar population is projected to grow at an average yearly rate of around 1.57% up to 2036.