Jamnapur

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

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LGD code: 245480
Pincode: 801103
Population: 1,657
Households: 281
Literacy rate: 56.9%
Sex ratio: 856 ♀/1000♂
Workers: 667

Census 2011 · in context

How Jamnapur compares

By population, Jamnapur ranks #52 of 90 villages in Bihta mandal.

Literacy rate

56.9%

+4.1% vs mandal average

Jamnapur: 56.9%
Bihta mandal: 52.8%
Patna district: 59.3%

Sex ratio

♀ per 1000 ♂

856

−39 vs mandal average

Jamnapur: 856
Bihta mandal: 895

Household size

people per home

5.9

−0.8 vs mandal average

Jamnapur: 5.9
Bihta mandal: 6.7

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

Key facts — Jamnapur

LGD code: 245480
Pincode: 801103
Population (Census 2011): 1,657
Population (projected 2026): 1,954
Households: 281
Sex ratio (per 1,000 males): 856
Literacy rate: 56.9%
Lok Sabha constituency: Samastipur
Vidhan Sabha constituency: Rosera
Member of Parliament: Shambhavi Choudhary
Member of Legislative Assembly: Birendra Kumar
Block / Mandal: Bihta

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 Patna district level

Then & Now

Jamnapur — Census 2011 to projected 2026

Population · 2011

1,657

Census 2011 baseline

+17.9%

Population · 2026

1,954

RGI / state CAGR projection

Households · 2011

281

Census 2011 baseline

+17.8%

Households · 2026

331

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: 1,657Census 2011
Households: 281Census 2011
Literacy rate: 56.9%Census 2011
Sex ratio: 856 ♀/1000♂Census 2011

2026 estimate

Projected from 2011 + state CAGR · live ECI electorate

Est. population: 1,9542026 proj. · +17.9% vs 2011
Est. households: 331

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 · Patna district
Rural houses builtdistrict level: 37,22,797PMAY-G · 37,22,797 of 44,92,010 sanctioned · Mar 2025 · Patna district
Toilets builtdistrict level: 3,93,613Swachh Bharat Mission - Gramin · Dec 2023 · Patna 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

Jamnapur on the map

Centred on Bihta mandal

~mandal

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📍 25.8224° N, 86.0673° EOpen in OSM →

Same name, different place

Other villages named Jamnapur

Looking for a different Jamnapur? 4 other villages share this name across India.

From the village

Latest posts

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Lead story

May 2026

newsDISTRICT

Bihar Energy Secretary Reviews Smart Meter Rollout, Seeks 100% Consumer Tagging Report Within 10 Days

Bihar Energy Secretary Reviews Smart Meter Rollout, Seeks 100% Consumer Tagging Report Within 10 Days (via Patna Press). Read the full story at the source.

By Patna PressRead full →

May

newsDISTRICT

Patna-Purnia Expressway: Good news for Bihar residents as this mega-project will cut travel between..., to boost...

Patna-Purnia Expressway: Good news for Bihar residents as this mega-project will cut travel between..., to boost... (via news24online.com). Read the full story at the source.

news24online.com

May

newsDISTRICT

"Commitment to all-round development will take Bihar to new heights": PM Modi on cabinet expansion

"Commitment to all-round development will take Bihar to new heights": PM Modi on cabinet expansion (via Rising Kashmir). Read the full story at the source.

Rising Kashmir

Notable persons of Jamnapur

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What is the pincode of Jamnapur?

The pincode of Jamnapur, Bihta mandal, Patna district, Bihar is 801103.

In which district is Jamnapur located?

Jamnapur is a village in Bihta mandal of Patna district, Bihar, India.

What is the population of Jamnapur as per Census 2011?

As per the 2011 Census, Jamnapur village has a population of 1,657 across 281 households.

Which Lok Sabha constituency is Jamnapur in?

Jamnapur falls under the Samastipur Lok Sabha constituency (PC #23) of Bihar.

Which Vidhan Sabha (assembly) constituency is Jamnapur in?

Jamnapur falls under the Rosera assembly constituency (AC #139) of Bihar.

What is the literacy rate in Jamnapur?

The Census 2011 literacy rate for Jamnapur village is 56.9%.

What is the sex ratio in Jamnapur?

The Census 2011 sex ratio for Jamnapur village is 856 females per 1,000 males.

What government schemes are applicable for residents of Jamnapur?

12 schemes currently match residents of Jamnapur, 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 Jamnapur?

The Local Government Directory (LGD) code of Jamnapur village is 245480.

How big is Jamnapur compared to other villages in Bihta mandal?

Jamnapur ranks 52 of 90 villages in Bihta mandal by Census 2011 population (1,657 residents).

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

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Quick panchayat-at-a-glance

How Jamnapur compares

Key facts — Jamnapur

Population, education, health & sanitation

Jamnapur — Census 2011 to projected 2026

Jamnapur on the map

Other villages named Jamnapur

Latest posts

Bihar Energy Secretary Reviews Smart Meter Rollout, Seeks 100% Consumer Tagging Report Within 10 Days

Patna-Purnia Expressway: Good news for Bihar residents as this mega-project will cut travel between..., to boost...

"Commitment to all-round development will take Bihar to new heights": PM Modi on cabinet expansion

Notable persons of Jamnapur

Open jobs in Jamnapur

Upcoming events

Krishna Janmashtami

Teacher's Day

Ganesh Chaturthi

Hartalika Teej

Rishi Panchami

Vishwakarma Puja

Radha Ashtami

Anant Chaturdashi

Photo gallery

People often ask about Jamnapur

What is the pincode of Jamnapur?

In which district is Jamnapur located?

What is the population of Jamnapur as per Census 2011?

Which Lok Sabha constituency is Jamnapur in?

Which Vidhan Sabha (assembly) constituency is Jamnapur in?

What is the literacy rate in Jamnapur?

What is the sex ratio in Jamnapur?

What government schemes are applicable for residents of Jamnapur?

What is the LGD code of Jamnapur?

How big is Jamnapur compared to other villages in Bihta mandal?

Jamnapur on the map

Upcoming events

Krishna Janmashtami

Teacher's Day

Ganesh Chaturthi

Hartalika Teej

Rishi Panchami

Vishwakarma Puja

Radha Ashtami

Anant Chaturdashi

Photo gallery

People often ask about Jamnapur

What is the pincode of Jamnapur?

In which district is Jamnapur located?

What is the population of Jamnapur as per Census 2011?

Which Lok Sabha constituency is Jamnapur in?

Which Vidhan Sabha (assembly) constituency is Jamnapur in?

What is the literacy rate in Jamnapur?

What is the sex ratio in Jamnapur?

What government schemes are applicable for residents of Jamnapur?

What is the LGD code of Jamnapur?

How big is Jamnapur compared to other villages in Bihta mandal?

Population, education, health & sanitation

Jamnapur — Census 2011 to projected 2026

Latest posts

Bihar Energy Secretary Reviews Smart Meter Rollout, Seeks 100% Consumer Tagging Report Within 10 Days

Patna-Purnia Expressway: Good news for Bihar residents as this mega-project will cut travel between..., to boost...

"Commitment to all-round development will take Bihar to new heights": PM Modi on cabinet expansion

Notable persons of Jamnapur

Open jobs in Jamnapur