Sian Population
As per the 2011 Census, Sian Village has a population of 2.85 k (2,851) with 1.51 k (1,513) males and 1.34 k (1,338) females.The sex ratio in Sian is 885, indicating a below-average ratio compared to the national average of 943 .
Child Population (Age group 0-6 years) of Sian Village is 561 (561) which is 19.68% of Sian Village overall population, Child sex Ratio of Sian Village is 983 females for every 1000 males.
Note : In the 2011 Census, Sian village is listed as part of the Colgong Subdistrict (Tahsil) of the Bhagalpur District in the state of BIHAR in INDIA.
The majority of the Village population resides in Rural areas.
Toatl Population
Male Population
Female Population
Sian Estimated Population in 2025
In 2025, Sian Village current estimated population is projected to be 3.56 k (3,562), indicating a 24.91% increased from Sian's population in the 2011 census. In 2025, the estimated male population is 1.88 k, and the estimated female population is 1.68 k.
Sian Estimated Population in 2026
In the year 2026, Sian Village estimated population is projected to be 3.61 k (3,610), projecting a 26.61% increased from Sian's population in the 2011 census. In 2026, the estimated male population is 1.91 k, and the estimated female population is 1.70 k.
Sian Literacy Rate
Sian Village has a literacy rate of 61.48% which is lower than national average of 72.98%, The Male literacy rate of Sian Village is 64.39 lower than national average of 80.88%, The Female literacy rate of Sian Village is 58.11 lower than national average of 64.63%.
Literacy Rate among Urban and rural area of Sian
| Category | Average Literacy Rate | Male Literacy Rate | Female Literacy Rate |
|---|---|---|---|
| Total Population | 61.48 | 64.39 | 58.11 |
| Urban Area | 0 | 0 | 0 |
| Rural Area | 61.48 | 64.39 | 58.11 |
Sian Scheduled Castes (SC) Population
Scheduled Castes(SC) Population in Sian Village is 844 (844) with 444 (444) males and 400 (400) females, which is 29.6% of Sian Village overall population. The Sex Ratio among Scheduled Caste is 901 females for every 1000 males.
Sian Scheduled Tribes (ST) Population
Scheduled Tribes(ST) Population in Sian Village is 238 (238) with 129 (129) males and 109 (109) females, which is 8.35% of Sian Village overall population. The Sex Ratio among Scheduled Tribes is 845 females for every 1000 males.
Sex Ratio among Urban and Rural Areas of Sian
| Category | Sex Ratio |
|---|---|
| Total Population | 885 |
| Urban Area | 0 |
| Rural Area | 885 |
Sian Area & Households
The Total Number of households in Sian Village are 551 (551).
Sian Workforce (Worker Profile) Overview
In Sian Village, there are about 1.02 k (1,018) workers, making up nearly 35.71% of the Sian Village total population. Out of these, around 763 (763) are male workers, and about 255 (255) are female workers.
Sian - Estimated Population: Yearly Projections Up to 2036
| Year | Estimated Population | Total Growth Since 2011 | Annual Growth |
|---|---|---|---|
| 2025 | 3.56 k (3,562) | 24.91% | ↑ |
| 2026 | 3.61 k (3,610) | 26.61% | 1.7 % ↑ |
| 2027 | 3.66 k (3,658) | 28.28% | 1.67 % ↑ |
| 2028 | 3.71 k (3,705) | 29.94% | 1.66 % ↑ |
| 2029 | 3.75 k (3,753) | 31.61% | 1.67 % ↑ |
| 2030 | 3.80 k (3,800) | 33.28% | 1.67 % ↑ |
| 2031 | 3.84 k (3,844) | 34.81% | 1.53 % ↑ |
| 2032 | 3.89 k (3,885) | 36.24% | 1.43 % ↑ |
| 2033 | 3.93 k (3,926) | 37.67% | 1.43 % ↑ |
| 2034 | 3.97 k (3,966) | 39.1% | 1.43 % ↑ |
| 2035 | 4.01 k (4,007) | 40.53% | 1.43 % ↑ |
| 2036 | 4.05 k (4,048) | 41.97% | 1.44 % ↑ |
Projected estimates indicate that Sian Village's population in 2036 is expected to reach around 4.05 k (4,048), with a male population of 2.13 k (2,130) and a female population of 1.92 k (1,918). This reflects a total growth of 41.97% from Sian Village's population in the 2011 census, with an average yearly growth rate of 1.55%.
Sian Locality & Nearby Villages
| # | Village Name | Village Population |
|---|---|---|
| 1 | Jethiana | 802 |
| 2 | Lagma | 2,489 |
| 3 | Keshopur | 423 |
| 4 | Ranipur | 1,723 |
| 5 | Ragharia | 1,031 |
| 6 | Kairia | 2,125 |
| 7 | Mahgawan | 2,284 |
| 8 | Bishunpur Mahgawan Milik | 107 |
| 9 | Karahara Basantpur Milik | 145 |
| 10 | Basdeopur Bhalua Arazi | 0 |