Nadiaon village, Raghunathpur block | Pincode 841504

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Mapped via ECI-published constituency boundary (mandal centroid containment, Datameet)

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Sarpanch · Gram Panchayat

BABITA DEVI

Contact: 99****8315

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LGD code: 232551
Pincode: 841504
Post office: Raghunathpur (Siwan)
Population: 2,535
Households: 426
Literacy rate: 53.1%
Sex ratio: 1123 ♀/1000♂
Workers: 537

Census 2011 · in context

How Nadiaon compares

By population, Nadiaon ranks #23 of 127 villages in Raghunathpur mandal.

Literacy rate

53.1%

−4.2% vs mandal average

Nadiaon: 53.1%
Raghunathpur mandal: 57.3%
Siwan district: 58.0%

Sex ratio

♀ per 1000 ♂

1,123

+101 vs mandal average

Nadiaon: 1,123
Raghunathpur mandal: 1,022

Household size

people per home

6.0

−0.2 vs mandal average

Nadiaon: 6.0
Raghunathpur mandal: 6.2

Source: Census of India 2011 (village PCA; mandal and district aggregates).

Nadiaon at a glance

Nadiaon is a village of 2,535 people in 426 households (Census 2011) in Raghunathpur block, Siwan district, Bihar, the 23rd-largest of 127 villages in Raghunathpur block. Literacy is 53%, 4 points below the block average of 57% and the sex ratio is 1,123 women per 1,000 men. The pincode is 841504, served by Raghunathpur (Siwan) post office; the LGD village code is 232551. The sarpanch is BABITA DEVI, and the village votes in Taraiya assembly constituency, represented by MLA Janak Singh. The population is estimated at 2,989 in 2026, up 18% since the 2011 Census.

Gram panchayat: Chakari →

Nearby villages compared

Compare side by side →

village	Population	Literacy	Distance
Nadiaon · this village	2,535	53%	—
Chakri · Raghunathpur	2,386	56%	—
Jaijori · Raghunathpur	1,846	57%	—
Pachbarwa · Raghunathpur	1,137	56%	—
Harpalpur · Raghunathpur	1,112	59%	—
Jawanpura · Raghunathpur	714	49%	—
Bahelia · Raghunathpur	698	60%	—

Complete this village · 4/7

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Sarpanch name
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Pincode
About the villageA few sentences on history and livelihood
A photoTemple, school, fields — anything from the village
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Amenities · Census 2011 village directory · Nadiaon

Treated tap water: No
Untreated tap water: No
Well water: No
Hand pump: Yes
Tube well / borewell: No
Electricity for homes: No
Electricity for farms: No
Power hours (summer): 0
Power hours (winter): 0
Primary school: 0
Middle school: 0
Secondary school: 0
Senior secondary: 0
Degree college: 0
Primary health centre: 0
Health sub-centre: 0
Community health centre: 0
Dispensary: 0
Veterinary hospital: 0
Post office: Yes
Sub post office: No
Commercial bank: No
Cooperative bank: No
ATM: No
Public bus service: Yes
Private bus service: Yes
Railway station: No
Pucca (paved) road: Yes
Anganwadi centre: Yes
ASHA worker: No
Fair-price shop: No
Mandi / regular market: No
Weekly haat: No
Nearest statutory town: SIWAN
Distance to nearest town (km): 17
Distance to district HQ (km): 17
Distance to sub-district HQ (km): 13
All-weather road: Yes
Gram panchayat (2011): Chakri
Total area (ha): 174
Irrigated area (ha): 130
Forest area (ha): 0

Source: Census of India 2011, Village Directory. Facilities may have changed since.

Notice board · Nadiaon

No notices this week

Water supply timings, gram sabha dates, camps and drives — residents post them here and they expire on their own.

Key facts — Nadiaon

LGD code: 232551
Pincode: 841504
Post office: Raghunathpur (Siwan)
Population (Census 2011): 2,535
Population (projected 2026): 2,989
Households: 426
Sex ratio (per 1,000 males): 1123
Literacy rate: 53.1%
Lok Sabha constituency: Maharajganj
Vidhan Sabha constituency: Taraiya
Member of Parliament: Janardan Singh Sigriwal
Member of Legislative Assembly: Janak Singh
Sarpanch / Gram Pradhan: BABITA DEVI
Block / Mandal: Raghunathpur
Nearest railway station: Saghar Sultanpur Halt (14.3 km)

Demographics — Census 2011 + 2026 estimate + NFHS-5

Population, education, health & sanitation

India's last full census was 2011 · 2026 figures are RGI projections · NFHS-5 (2019-21) covers the Siwan district level

Then & Now

Nadiaon — Census 2011 to projected 2026

Population · 2011

2,535

Census 2011 baseline

+17.9%

Population · 2026

2,989

RGI / state CAGR projection

Households · 2011

426

Census 2011 baseline

+17.8%

Households · 2026

502

RGI / state CAGR projection

2011 = decadal Census of India. 2026 = forward-projection from state-level CAGR — working estimate, refines when the next Census publishes.

Census 2011

Canonical baseline · last full census · village-level

Population: 2,535Census 2011
Households: 426Census 2011
Literacy rate: 53.1%Census 2011
Sex ratio: 1123 ♀/1000♂Census 2011

2026 estimate

Projected from 2011 + state CAGR · live ECI electorate

Est. population: 2,9892026 proj. · +17.9% vs 2011
Est. households: 5022026 projection
Active job cards: 1,69,658MGNREGA · district · Feb 2024-2025
HHs worked (FY): 93,910MGNREGA · district · Feb 2024-2025
State electorate: 7,71,43,046ECI Lok Sabha 2024 final roll

NFHS-5 (2019-21)

National Family Health Survey · district overlay

Sex ratio @ birth: 1,060NFHS-5 district
Female literacy: 70.9%NFHS-5 district
Electricity: 95.3%NFHS-5 district
Improved sanitation: 47.7%NFHS-5 district
Children vaccinated: 83.2%NFHS-5 district
Anaemia (women): 53.1%NFHS-5 district

Post-2011 updates

Central-government dashboards · sourced from data.gov.in · refreshed when the ministry publishes

Tap water at homedistrict level: 96.4%Jal Jeevan Mission · Dec 2023 · Siwan district
Rural houses builtdistrict level: 37,22,797PMAY-G · 37,22,797 of 44,92,010 sanctioned · Mar 2025 · Siwan district
Toilets builtdistrict level: 3,93,613Swachh Bharat Mission - Gramin · Dec 2023 · Siwan district

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.

Boundary & surroundings

Nadiaon on the mapनडिआओन

Centred on Raghunathpur mandal

~mandal

📍 Map · scroll to load

📍 26.0486° N, 84.8092° EOpen in OSM →

Notable places near Nadiaon · Raghunathpur mandal area

Temples, schools, hospitals & civic landmarks

Nadiaon doesn't have its own precise centroid yet, so these places are nearby in the Raghunathpur mandal — sorted by distance from the village's approximate centre. Claim the village to add precise locations.

2 places mapped

Railway· 2

Transport

Railway · halt
Saghar Sultanpur Halt
📍 14.3 km awayOSM
Get directions →View on OSM
Railway · halt
Basantpur Halt
📍 17.5 km awayOSM
Get directions →View on OSM

Place data sourced from © OpenStreetMap contributors (ODbL). Verified entries are confirmed by the Gram Panchayat. See something wrong? Suggest an edit.

Same pincode

Villages sharing pincode 841504

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From the village

Latest posts

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Lead story

September 2026

newsSTATE

Nepal floods: A Bihar village grapples with loss and crushing debt

Reported by Livemint.

By Resident0 likes0 comments

Sep

newsSTATE

Monsoon retreat begins: Flood concerns persist in Bihar amid fresh rain

Reported by WION.

Resident

Sep

newsSTATE

Bihar Cabinet approves new sugar mill at Warisaliganj

Reported by ChiniMandi.

Resident

Notable persons of Nadiaon

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Hyperlocal & verified

Open jobs in Nadiaon

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Other villages in the same gram panchayat as Nadiaon

Other villages in Raghunathpur mandal

View all 60+ →

state

Birth anniversary of Pt. Jawaharlal Nehru, observed as Children's Day across sch

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News from Siwan & Bihar

Recent reporting about this district and state, from the press. Headlines link to the publisher.

Nepal floods: A Bihar village grapples with loss and crushing debt
Livemintyesterday
Monsoon retreat begins: Flood concerns persist in Bihar amid fresh rain
WION3 days ago
Bihar Cabinet approves new sugar mill at Warisaliganj
ChiniMandi3 days ago
Bihar Assembly’s 5-day monsoon session begins today; supplementary budget, key bills on agenda
DD News4 days ago
If the Son canal system has more water, why are Bihar’s fields still thirsty?
Counterview4 days ago
Meet the solar didis turning sunlight into a source of livelihood in rural Bihar
YourStory.com5 days ago

Through villagers' lenses

Photo gallery

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Quick answers

People often ask about Nadiaon

What is the pincode of Nadiaon?

The pincode of Nadiaon, Raghunathpur block, Siwan district, Bihar is 841504. The post office is Raghunathpur (Siwan).

Which post office delivers to Nadiaon?

Mail for Nadiaon is delivered through Raghunathpur (Siwan) post office, pincode 841504, in Raghunathpur block, Siwan district. Use the full village name and the pincode on envelopes and courier forms.

In which district is Nadiaon located?

Nadiaon is a village in Raghunathpur block of Siwan district, Bihar, India.

What is the population of Nadiaon as per Census 2011?

As per the 2011 Census, Nadiaon village has a population of 2,535 across 426 households.

Who is the sarpanch of Nadiaon?

The current sarpanch of Nadiaon gram panchayat is BABITA DEVI.

Which Lok Sabha constituency is Nadiaon in?

Nadiaon falls under the Maharajganj Lok Sabha constituency (PC #19) of Bihar.

Which Vidhan Sabha (assembly) constituency is Nadiaon in?

Nadiaon falls under the Taraiya assembly constituency (AC #116) of Bihar.

What is the literacy rate in Nadiaon?

The Census 2011 literacy rate for Nadiaon village is 53.1%.

What is the sex ratio in Nadiaon?

The Census 2011 sex ratio for Nadiaon village is 1123 females per 1,000 males.

What is the nearest railway station to Nadiaon?

The nearest railway station to Nadiaon is Saghar Sultanpur Halt (~14.3 km).

What government schemes are applicable for residents of Nadiaon?

12 schemes currently match residents of Nadiaon, including Mukhyamantri Kanya Utthan Yojana, Mukhya Mantri Vridhjan Pension Yojana, Atal Pension Yojana (APY). Eligibility, benefits, and apply links are listed on the village page.

What is the LGD code of Nadiaon?

The Local Government Directory (LGD) code of Nadiaon village is 232551.

How big is Nadiaon compared to other villages in Raghunathpur block?

Nadiaon ranks 23 of 127 villages in Raghunathpur block by Census 2011 population (2,535 residents).

Who is the MLA of Nadiaon?

Nadiaon falls under Taraiya assembly constituency (AC 116). The sitting MLA is Janak Singh (BJP).

Who is the MP for Nadiaon?

Nadiaon is in Maharajganj Lok Sabha constituency. The sitting Member of Parliament is Janardan Singh Sigriwal (BJP).

What is the population of Nadiaon in 2026?

Nadiaon is estimated at 2,989 people in 2026, up about 18% from 2,535 in the 2011 Census (projection from the state growth rate; the next Census will replace it).

Which agro-climatic zone is Nadiaon in?

Bihar falls in the Middle Gangetic Plains zone (rice, wheat, maize, sugarcane) of the ICAR classification; Nadiaon in Siwan district shares that zone's cropping pattern and rainfall regime.

Who is the sarpanch of Nadiaon?

BABITA DEVI is the sarpanch of Nadiaon gram panchayat, Raghunathpur block. See the sarpanch list of Raghunathpur block for every gram panchayat.

Answers are auto-built from the village's verified record. If something is wrong, residents can correct it after claiming the village.

Sources & freshness

Population, literacy, households: Census 2011 (PCA)
Village directory: Local Government Directory, record updated 2026-05-09
Sarpanch: state panchayat-raj records
Mandi prices: Agmarknet via data.gov.in, 2026-09-21
Weather: OpenWeatherMap / Open-Meteo, live
Places nearby: OpenStreetMap contributors (ODbL)