Purnia

District in Bihar

PopulationCensus 2011, the latest complete count; Census 2027 results are expected from 2028
32.6 Lakh
State: 10.4 Crore
Area
3,095 km²
3.4% of state
Literacy RateCensus 2011: literates as a share of people aged 7 and above
51.1%
State: 61.8%
Sex RatioCensus 2011: females per 1,000 males
921
State: 918
DensityCensus 2011 population per km²
1,055 /km²
State: 1,106 /km²
Population RankBy Census 2011 population
13th of 38
In Bihar

Credit Growth (5-Year) in Purnia: 119.3%, 20th highest of 38 districts in Bihar

MSME Density in Purnia: 24.7 per 1,000 people, 3rd highest of 38 districts in Bihar

Women Literacy in Purnia: 47.5%, 4th lowest of 38 districts in Bihar

Health Insurance in Purnia: 21.7%, 17th highest of 38 districts in Bihar

60%85%110%140%200%+No data
RBI Bank Credit (BSR-1) · 2026
Open Purnia on the map →
5204080150+No data
Udyam Registration (MSME) · 2026
Open Purnia on the map →
40%55%65%80%90%+No data
National Family Health Survey (NFHS-5) · 2019–21
Open Purnia on the map →
5%20%40%60%85%+No data
National Family Health Survey (NFHS-6) · 2023–24
Open Purnia on the map →

Purnia is a district in Bihar with a population of 32.6 Lakh (Census 2011) spread across 3,095 sq km. Its literacy rate of 51.1% is below the state average of 61.8% and below the national average of 72.9%. The district has a sex ratio of 921 females per 1,000 males, above the state average of 918.


Demographics

IndicatorDistrictState AvgNational
Population Density1,055 /km²▼1,106 /km²366 /km²
Sex Ratio921▲918943
Literacy Rate51.1%▼61.8%72.9%
SC Population12.0%▼15.9%16.6%
ST Population4.3%▲1.3%8.7%
Worker Participation35.0%▲33.4%39.8%

What changed in Purnia, 2019–21 to 2023–24

NFHS-5 → NFHS-6, changes of 5 points or more.

Health & Development

NFHS-6 (2023–24, provisional) · “was”: the 2019–21 value, where it moved 5 points or more

State Avg and National are population-weighted averages, not official NFHS figures. “Was” is NFHS-5 as reprinted on the NFHS-6 sheet, which can differ from the NFHS-5 layer. Small districts can swing on sampling noise.

Women & Gender

IndicatorDistrictState AvgNational
Child Marriage10th highest of 3839.8%was 51.2%▲34.3%19.2%
Teen Pregnancy17th highest of 3811.7%was 21.4%▲11.4%6.5%
Female Literacy Gap9th lowest of 3816.7 pts▼19.7 pts16.5 pts
Female Work Gap25th highest of 3825.5 pts▼27.4 pts27.9 pts

Economy & Infrastructure

IndicatorDistrictState AvgNational
MSME Density3rd highest of 3824.7 per 1k pop▲19.5 per 1k pop39.8 per 1k pop
Women Internet Use2nd lowest of 3837.1%was 12.0%▼58.3%64.4%

Governance

IndicatorDistrictState AvgNational
Pending Cases4th lowest of 372418 per lakh▼3451 per lakh4025 per lakh

Safety & Crime

IndicatorDistrictState AvgNational
Child Abuse (POCSO)18th highest of 381.7 per lakh▼2.0 per lakh5.3 per lakh
Cyber Crime (IT Act cases)0.0 per lakh▼0.1 per lakh2.7 per lakh

Climate Vulnerability

IndicatorDistrictState AvgNational
Get notified when new data drops for Purnia.

More Indicators

Explore Purnia on the live map.Alongside the other 37 districts of Bihar.

More Districts in Bihar

Frequently Asked Questions

What is the population of Purnia district?

Purnia has a population of 32.6 Lakh according to the Census 2011, with a density of 1,055 people per sq km across 3,095 sq km.

What is the population of Purnia in 2026?

There is no official count or district estimate after 2011. The latest figure is the Census 2011 count of 32.6 Lakh. Census 2027 enumeration takes place in February 2027, with results expected from 2028.

What is the literacy rate of Purnia?

Purnia has a literacy rate of 51.1% (Census 2011), which is below the Bihar average of 61.8% and below the national average of 72.9%.

How does Purnia compare to Bihar?

Purnia is the 13th most populous of 38 districts in Bihar. Its sex ratio of 921 females per 1,000 males is above the state average of 918 (Census 2011).

How many children in Purnia are stunted or underweight?

In Purnia, 40.2% of children under 5 are stunted, 23.1% wasted and 41.2% underweight (NFHS-6, 2023–24, provisional). Stunting compares with a Bihar average of 35.6% and an India average of 28.0%.

How many households in Purnia have health insurance?

21.7% of households in Purnia have at least one member covered by a health insurance or financing scheme (NFHS-6, 2023–24, provisional), up from 12.2% in 2019–21. The Bihar average is 21.1% and India's 58.1%.

What changed in Purnia between NFHS-5 and NFHS-6?

Between NFHS-5 (2019–21) and NFHS-6 (2023–24), Purnia improved most in women internet use (12% to 37%), modern contraception (24% to 46%), women with a bank account (74% to 90%). Changes under 5 percentage points are not counted.

What data sources are used for Purnia?

Data comes from Census 2011, NFHS-5 (2019–21), NFHS-6 (2023–24), NJDG (2024), Udyam/MSME (2026), NCRB SLL (2022), CVI (2021), Ag Census 2015–16, RBI BSR (2026), and other official sources.

Data Sources

Each indicator keeps its own source and vintage. How they are crosswalked onto one district geography is on the methodology page, with the per-source limits on the caveats page.