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City in Tamil Nadu

Avadi Population 2026

City, metro area and district compared

City · 1 March 2026

≈ 4.2 lakh Estimate Our estimate, method M1, constrained to the official state projection 1 March 2026 How this is made →

4,20,000 420,000 1 March 2026

Avadi is estimated at ≈4.2 lakh within its 2011 municipal limits on 1 March 2026. Census 2011 counted 3,45,996; it is part of the Chennai urban agglomeration (86,53,521).

Estimates: method M1 on 2011 boundaries, not official figures. Census: ORGI.

Which number do you mean?

Three areas share the name. Quoting the district figure as the “city population” is the most common mistake.

City

Avadi (municipal limits)

Census 2011
3,45,996
2026 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
≈ 4.2 lakh

Metro area (UA)

Chennai urban agglomeration

Census 2011
86,53,521
2026 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
≈ 98.4 lakh

District

Thiruvallur district

Census 2011
31,82,032
2026 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
≈ 38.39 lakh

Key figures

City 2026
≈ 4.2 lakh 4,20,000 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
City · Census 2011
3.46 lakh 3,45,996 Census 2011 Final count, Census of India 2011 (ORGI) How this is made →
Metro area (UA) · 2011
86.54 lakh 86,53,521
Metro area (UA) · 2026
≈ 98.4 lakh 98,40,000 Estimate Our estimate, method M1, constrained to the official state projection How this is made →
Sex ratio
970 Tamil Nadu: 996
Child sex ratio (0–6)
959 Tamil Nadu: 943
Literacy rate
91.3% Male 95.2% · Female 87.2%
Households
87.7 thousand 3.9 people per household
Area
65.0km² Census 2011 (A-4)
Density
5,323per km² 2011
Growth 2001–11
+50.8% City
Work participation
36.8% 2011

Where it ranks

Population over time

Census counts within the limits of each year, then our estimates on 2011 boundaries.

Avadi: Population over time
  • Census
  • Estimate
4.3 L 2026
› Show the numbers as a table
YearCity
196113,050
197177,413
19811,24,701
19911,83,215
20012,29,403
20113,45,996
2016 *3,80,000
2021 *4,10,000
2026 *4,20,000
2031 *4,30,000
2036 *4,30,000

* Estimate

What the Chennai metro area includes

Constituent units of the urban agglomeration, Census 2011. CT = census town; OG = outgrowth.

What the Chennai metro area includes
  1. Chennai 46,46,732
  2. Ambattur 4,66,205
  3. Avadi 3,45,996
  4. Tiruvottiyur 2,49,446
  5. Pallavaram OG 2,33,984
  6. Tambaram 1,74,787
  7. Alandur 1,64,430
  8. Madavaram 1,19,105
  9. Maduravoyal 86,195
  10. Maraimalainagar 81,872
  11. Oggiyamduraipakkam CT 76,600
  12. Pammal 75,870

What the numbers say

  • Avadi is part of the Chennai urban agglomeration, which had 86.54 lakh people in 2011.
  • The city accounts for 10.9% of the population of the district it lies in.
  • Within comparable limits, the city grew 50.8% between 2001 and 2011.
  • Literacy in the city was 91.3% in 2011, against 80.1% for Tamil Nadu.
  • There were 970 females per 1,000 males, fewer than in the state (996), typical of cities that draw male migrants for work.
  • By 2011 population it ranks 150th among the 150+ cities on this site and 12th in Tamil Nadu.
  • Our 2026 estimate for the city is ≈4.2 lakh, on 2011 boundaries; it is not an official figure.

Cities of similar size

Census 2027 status

Results pending

  1. Phase I: houselisting

    Done (1 August 2026 – 30 August 2026)

  2. Phase II: counting people

    February 2027 (reference date 1 March 2027)

  3. Results

    Not yet released. In 2011, first figures came about a month after counting ended.

When the Registrar General publishes Census 2027 figures for Avadi, they will appear on this page, at this address. Census 2027 explained →

Frequently asked questions

What is the population of Avadi in 2026?
There is no official figure after Census 2011. Our estimate for 1 March 2026 is ≈4.2 lakh within the 2011 city limits. Both are labelled estimates (method M1).

What was the population of Avadi in Census 2011?
3,45,996 within city limits (Avadi (M)); the Chennai urban agglomeration had 86,53,521; the Thiruvallur district had 31,82,032.

Why do sources give such different numbers for Avadi?
They measure different areas. The municipal body covers the city proper; the urban agglomeration adds the contiguous towns and outgrowths around it; the district adds rural areas too. Quoting the district figure as the "city population" is the most common mistake.

What is the literacy rate of Avadi?
91.3% in Census 2011 (men 95.2%, women 87.2%). The sex ratio was 970 females per 1,000 males.

Sources and method

Data updated: · Report a correction