Ariawan observes Ganesh Chaturthi on Monday, 14 September 2026, along with the rest of Bihar.
By population, Ariawan ranks #22 of 47 villages in Nagar Nausa mandal.
Source: Census of India 2011 (village PCA; mandal and district aggregates).
Ariawan is a village of 1,644 people in 281 households (Census 2011) in Nagar Nausa block, Nalanda district, Bihar, the 22nd-largest of 47 villages in Nagar Nausa block. Literacy is 57%, 5 points above the block average of 52% and the sex ratio is 918 women per 1,000 men. The pincode is 801305, served by Nagarnausa post office; the LGD village code is 244166. The village votes in Harnaut assembly constituency, represented by MLA Hari Narayan Singh. The population is estimated at 1,938 in 2026, up 18% since the 2011 Census.
Gram panchayat: Ariyawan →
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 Nagar Nausa mandal
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