Tiruvallur

District in Tamil Nadu

Population
22.3 Lakh
State: 6.9 Crore
Area
3,220 km²
2.4% of state
Literacy Rate
80.0%
State: 79.7%
Sex Ratio
992
State: 997
Density
691 /km²
State: 528 /km²
Population Rank
11th of 38
In Tamil Nadu

Credit Growth (5-Year) in Tiruvallur: 44.3%, 6th lowest of 32 districts in Tamil Nadu

MSME Density in Tiruvallur: 76.9 per 1,000 people, 6th highest of 38 districts in Tamil Nadu

Women Literacy in Tiruvallur: 83.6%, 20th of 38 districts in Tamil Nadu

Health Insurance in Tiruvallur: 57.4%, 2nd lowest of 38 districts in Tamil Nadu

60%85%110%140%200%+No data
RBI Bank Credit (BSR-1) · 2026
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5204080150+No data
Udyam Registration (MSME) · 2026
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20%40%60%75%90%+No data
National Family Health Survey (NFHS-5) · 2019–21
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5%20%40%60%85%+No data
National Family Health Survey (NFHS-5) · 2019–21
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Tiruvallur is a district in Tamil Nadu with a population of 22.3 Lakh spread across 3,220 sq km. Its literacy rate of 80.0% is above the state average of 79.7% and above the national average of 72.9%. The district has a sex ratio of 992 females per 1,000 males, below the state average of 997.


Demographics

IndicatorDistrictState AvgNational
Population Density691 /km²▲528 /km²379 /km²
Sex Ratio992▼997943
Literacy Rate80.0%▲79.7%72.9%
SC Population27.2%▲20.2%16.6%
ST Population1.9%▲1.1%8.7%
Worker Participation43.0%▼45.8%39.8%

Health & Development

IndicatorDistrictState AvgNational
Child Wasting11th of 3817.0%▲14.6%18.4%
Child Anaemia20th of 3858.4%▲58.2%65.2%
Women Anaemia16th of 3856.8%▲54.2%55.3%

Women & Gender

IndicatorDistrictState AvgNational

Economy & Infrastructure

IndicatorDistrictState AvgNational
MSME Density6th highest of 3876.9 per 1k pop▲58.4 per 1k pop42.6 per 1k pop
Total MSMEs6th highest of 381.7 Lakh▲1.1 Lakh61.7k

Governance

IndicatorDistrictState AvgNational
Pending Cases10th of 372964 per lakh▲2431 per lakh3585 per lakh

Safety & Crime

IndicatorDistrictState AvgNational
SC/ST AtrocitiesLowest of 211.0 per lakh▼4.5 per lakh17.4 per lakh
Domestic Violence0.0 per lakh▼5.0 per lakh12.6 per lakh
Child Abuse (POCSO)7th highest of 38194.0 per lakh▲131.6 per lakh89.0 per lakh
Cyber Crime2nd highest of 34110.0 per lakh▲45.6 per lakh55.7 per lakh

Climate Vulnerability

IndicatorDistrictState AvgNational
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Frequently Asked Questions

What is the population of Tiruvallur district?

Tiruvallur has a population of 22.3 Lakh according to the Census 2011, with a density of 691 people per sq km across 3,220 sq km.

What is the literacy rate of Tiruvallur?

Tiruvallur has a literacy rate of 80.0%, which is above the Tamil Nadu average of 79.7% and above the national average of 72.9%.

How does Tiruvallur compare to Tamil Nadu?

Tiruvallur has a sex ratio of 992 (below state average of 997) and a literacy rate of 80.0% (above state average of 79.7%).

What data sources are used for Tiruvallur?

Data comes from Census 2011, NFHS-5 (2019-21), 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.