Osain observes Ganesh Chaturthi on Monday, 14 September 2026, along with the rest of Bihar.
By population, Osain ranks #3 of 98 villages in Behea mandal.
Source: Census of India 2011 (village PCA; mandal and district aggregates).
Osain is a village of 6,308 people in 966 households (Census 2011) in Behea block, Bhojpur district, Bihar, the 3rd-largest of 98 villages in Behea block. Literacy is 55%, 3 points below the block average of 58% and the sex ratio is 914 women per 1,000 men. The pincode is 802183, served by Gaudarh Rudranagar post office; the LGD village code is 247174. The sarpanch is JITENDRA SINGH, and the village votes in Bakhtiarpur assembly constituency, represented by MLA Arun Kumar S/O Satrughan Sao. The population is estimated at 7,437 in 2026, up 18% since the 2011 Census.
Gram panchayat: Osai →
Source: Census of India 2011, Village Directory. Facilities may have changed since.
Water supply timings, gram sabha dates, camps and drives — residents post them here and they expire on their own.
Sources: Office of the Registrar General & Census Commissioner of India (Census 2011 + Population Projections 2011-2036) · International Institute for Population Sciences (NFHS-5) · Election Commission of India · data.gov.in (Jal Jeevan Mission, PMAY-G, SBM-G dashboards). Projections may differ from on-the-ground reality by ±20% for individual villages. An asterisk next to a sex-ratio value (—*) flags a Census 2011 figure outside the plausible range of 300–2000 ♀/1000♂; the underlying source row is suppressed pending review.
Centred on Behea mandal
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