Koilwan Population
As per the 2011 Census, Koilwan Village has a population of 3.69 k (3,694) with 1.77 k (1,772) males and 1.92 k (1,922) females.The sex ratio in Koilwan is 1085, indicating an above-average ratio compared to the national average of 943 .
Child Population (Age group 0-6 years) of Koilwan Village is 883 (883) which is 23.9% of Koilwan Village overall population, Child sex Ratio of Koilwan Village is 1040 females for every 1000 males.
Note : In the 2011 Census, Koilwan village is listed as part of the Kalyanpur Subdistrict (Tahsil) of the Samastipur District in the state of BIHAR in INDIA.
The majority of the Village population resides in Rural areas.
Toatl Population
Male Population
Female Population
Koilwan Estimated Population in 2024
In 2024, Koilwan Village current estimated population is projected to be 4.55 k (4,550), indicating a 23.17% increased from Koilwan's population in the 2011 census. In 2024, the estimated male population is 2.17 k, and the estimated female population is 2.38 k.
Koilwan Estimated Population in 2025
In the year 2025, Koilwan Village estimated population is projected to be 4.62 k (4,615), projecting a 24.91% increased from Koilwan's population in the 2011 census. In 2025, the estimated male population is 2.20 k, and the estimated female population is 2.41 k.
Koilwan Literacy Rate
Koilwan Village has a literacy rate of 55.14% which is lower than national average of 72.98%, The Male literacy rate of Koilwan Village is 65.05 lower than national average of 80.88%, The Female literacy rate of Koilwan Village is 46.13 lower than national average of 64.63%.
Literacy Rate among Urban and rural area of Koilwan
| Category | Average Literacy Rate | Male Literacy Rate | Female Literacy Rate |
|---|---|---|---|
| Total Population | 55.14 | 65.05 | 46.13 |
| Urban Area | 0 | 0 | 0 |
| Rural Area | 55.14 | 65.05 | 46.13 |
Koilwan Scheduled Castes (SC) Population
Scheduled Castes(SC) Population in Koilwan Village is 1.04 k (1,041) with 492 (492) males and 549 (549) females, which is 28.18% of Koilwan Village overall population. The Sex Ratio among Scheduled Caste is 1116 females for every 1000 males.
Koilwan Scheduled Tribes (ST) Population
Scheduled Tribes Population in Koilwan Village is 0, meaning there are no Scheduled Tribes in Koilwan Village.
Sex Ratio among Urban and Rural Areas of Koilwan
| Category | Sex Ratio |
|---|---|
| Total Population | 1085 |
| Urban Area | 0 |
| Rural Area | 1085 |
Koilwan Area & Households
The Total Number of households in Koilwan Village are 735 (735).
Koilwan Workforce (Worker Profile) Overview
In Koilwan Village, there are about 923 (923) workers, making up nearly 24.99% of the Koilwan Village total population. Out of these, around 669 (669) are male workers, and about 254 (254) are female workers.
Koilwan - Estimated Population: Yearly Projections Up to 2036
| Year | Estimated Population | Total Growth Since 2011 | Annual Growth |
|---|---|---|---|
| 2024 | 4.55 k (4,550) | 23.17% | ↑ |
| 2025 | 4.62 k (4,615) | 24.91% | 1.74 % ↑ |
| 2026 | 4.68 k (4,677) | 26.61% | 1.7 % ↑ |
| 2027 | 4.74 k (4,739) | 28.28% | 1.67 % ↑ |
| 2028 | 4.80 k (4,801) | 29.94% | 1.66 % ↑ |
| 2029 | 4.86 k (4,862) | 31.61% | 1.67 % ↑ |
| 2030 | 4.92 k (4,924) | 33.28% | 1.67 % ↑ |
| 2031 | 4.98 k (4,980) | 34.81% | 1.53 % ↑ |
| 2032 | 5.03 k (5,033) | 36.24% | 1.43 % ↑ |
| 2033 | 5.09 k (5,086) | 37.67% | 1.43 % ↑ |
| 2034 | 5.14 k (5,139) | 39.1% | 1.43 % ↑ |
| 2035 | 5.19 k (5,192) | 40.53% | 1.43 % ↑ |
| 2036 | 5.25 k (5,245) | 41.97% | 1.44 % ↑ |
Projected estimates indicate that Koilwan Village's population in 2036 is expected to reach around 5.25 k (5,245), with a male population of 2.49 k (2,494) and a female population of 2.76 k (2,755). This reflects a total growth of 41.97% from Koilwan Village's population in the 2011 census, with an average yearly growth rate of 1.57%.
Koilwan Locality & Nearby Villages
| # | Village Name | Village Population |
|---|---|---|
| 1 | Garha | 537 |
| 2 | Partapur | 2,695 |
| 3 | Chand Harpur | 2,222 |
| 4 | Keshopatti | 2,235 |
| 5 | Daulatpur | 1,799 |
| 6 | Kapurpatti | 1,536 |
| 7 | Gumla | 905 |