Tamil Nadu · Districts
District-wise population of Tamil Nadu
Tamil Nadu has 38 districts today. Chennai is the most populous, estimated at ≈65.44 lakh in 2026. Census 2011 figures are shown on each district's current boundaries, so districts created after 2011 have comparable numbers too.
| # | ||||||||
|---|---|---|---|---|---|---|---|---|
| 1 | Chennai | ≈ 65.44 lakh | 61,97,479 | +13.3% | 988 | 90.1% | 99.4% | ≈22,055 |
| 2 | Salem | ≈ 37.29 lakh | 34,82,056 | +15.4% | 954 | 72.9% | 51.0% | 665 |
| 3 | Coimbatore | ≈ 37.8 lakh | 34,60,059 | +18.6% | 1000 | 84.0% | 75.7% | ≈730 |
| 4 | Thiruvallur | ≈ 38.39 lakh | 31,82,032 | +35.3% | 989 | 83.3% | 59.3% | ≈942 |
| 5 | Madurai | ≈ 33.04 lakh | 30,38,252 | +17.8% | 990 | 83.5% | 60.8% | 819 |
| 6 | Tiruchirappalli | ≈ 28.6 lakh | 27,22,290 | +12.6% | 1013 | 83.2% | 49.2% | 604 |
| 7 | Cuddalore | ≈ 27.65 lakh | 26,05,914 | +14.0% | 987 | 78.0% | 34.0% | 704 |
| 8 | Tiruppur | ≈ 28.84 lakh | 24,76,925 | +29.1% | 989 | 78.7% | 61.4% | ≈479 |
| 9 | Tiruvannamalai | ≈ 25.93 lakh | 24,64,875 | +12.8% | 994 | 74.2% | 20.1% | 398 |
| 10 | Thanjavur | ≈ 24.6 lakh | 24,05,890 | +8.6% | 1035 | 82.6% | 35.4% | 705 |
| 11 | Erode | ≈ 23.52 lakh | 22,51,744 | +11.7% | 993 | 72.6% | 51.4% | 391 |
| 12 | Dindigul | ≈ 22.66 lakh | 21,59,888 | +12.3% | 998 | 76.3% | 37.4% | ≈358 |
| 13 | Viluppuram | ≈ 22.36 lakh | 20,69,005 | +16.8% | 991 | 74.6% | 15.6% | ≈484 |
| 14 | Virudhunagar | ≈ 20.18 lakh | 19,42,288 | +10.9% | 1007 | 80.2% | 50.5% | 458 |
| 15 | Krishnagiri | ≈ 20.78 lakh | 18,79,809 | +20.4% | 958 | 71.5% | 22.8% | 367 |
| 16 | Kanniyakumari | ≈ 19.53 lakh | 18,70,374 | +11.6% | 1019 | 91.8% | 82.3% | 1,111 |
| 17 | Chengalpattu | ≈ 22.06 lakh | 17,93,102 | +39.0% | 985 | 83.1% | 51.8% | ≈676 |
| 18 | Thoothukkudi | ≈ 17.83 lakh | 17,28,330 | +9.9% | 1023 | 86.3% | 50.7% | ≈374 |
| 19 | Namakkal | ≈ 18.51 lakh | 17,26,601 | +15.6% | 986 | 74.6% | 40.3% | 505 |
| 20 | Tirunelveli | ≈ 17.34 lakh | 16,36,438 | +13.8% | 1029 | 86.6% | 55.4% | ≈521 |
| 21 | Pudukkottai | ≈ 16.81 lakh | 16,18,345 | +10.9% | 1015 | 77.2% | 19.6% | 348 |
| 22 | Vellore | ≈ 16.52 lakh | 15,65,988 | +13.2% | 1016 | 80.8% | 50.0% | ≈736 |
| 23 | Dharmapuri | ≈ 16.23 lakh | 15,06,843 | +16.3% | 946 | 68.5% | 17.3% | 335 |
| 24 | Tenkasi | ≈ 15.49 lakh | 14,62,641 | +13.8% | 1018 | 77.9% | 42.0% | ≈398 |
| 25 | Kallakurichi | ≈ 15.02 lakh | 13,89,868 | +16.8% | 981 | 67.9% | 14.2% | ≈476 |
| 26 | Ramanathapuram | ≈ 14.35 lakh | 13,53,445 | +14.0% | 983 | 80.7% | 30.3% | 330 |
| 27 | Sivaganga | ≈ 14.38 lakh | 13,39,101 | +15.9% | 1003 | 79.9% | 30.8% | 316 |
| 28 | Thiruvarur | ≈ 12.89 lakh | 12,64,277 | +8.1% | 1017 | 82.9% | 20.4% | 556 |
| 29 | Theni | ≈ 13.21 lakh | 12,45,899 | +13.9% | 991 | 77.3% | 53.8% | 434 |
| 30 | Kancheepuram | ≈ 14.77 lakh | 12,00,475 | +39.0% | 988 | 81.4% | 52.8% | ≈690 |
| 31 | Ranipet | ≈ 12.66 lakh | 11,99,984 | +13.2% | 1007 | 79.6% | 40.3% | ≈616 |
| 32 | Tirupathur | ≈ 12.35 lakh | 11,70,359 | +13.2% | 994 | 76.6% | 37.1% | ≈585 |
| 33 | Karur | ≈ 11.27 lakh | 10,64,493 | +13.8% | 1015 | 75.6% | 40.8% | 367 |
| 34 | Mayiladuthurai | ≈ 9.39 lakh | 9,18,356 | +8.6% | 1029 | 83.4% | 19.2% | ≈603 |
| 35 | Ariyalur | ≈ 7.72 lakh | 7,54,894 | +8.5% | 1015 | 71.3% | 11.1% | 389 |
| 36 | The Nilgiris | ≈ 6.88 lakh | 7,35,394 | −3.5% | 1042 | 85.2% | 59.2% | ≈287 |
| 37 | Nagapattinam | ≈ 7.14 lakh | 6,98,094 | +8.6% | 1021 | 83.9% | 26.9% | ≈667 |
| 38 | Perambalur | ≈ 6.02 lakh | 5,65,223 | +14.5% | 1003 | 74.3% | 17.2% | 322 |
* 2026: our estimates (method M1), constrained to the official Tamil Nadu projection. ≈ density uses an area apportioned from 2011 sub-districts.
Districts of Tamil Nadu by population, 2026
- Chennai 65.44 lakh
- Salem 37.29 lakh
- Coimbatore 37.8 lakh
- Thiruvallur 38.39 lakh
- Madurai 33.04 lakh
- Tiruchirappalli 28.6 lakh
- Cuddalore 27.65 lakh
- Tiruppur 28.84 lakh
- Tiruvannamalai 25.93 lakh
- Thanjavur 24.6 lakh
- Erode 23.52 lakh
- Dindigul 22.66 lakh
- Viluppuram 22.36 lakh
- Virudhunagar 20.18 lakh
- Krishnagiri 20.78 lakh
- Kanniyakumari 19.53 lakh
- Chengalpattu 22.06 lakh
- Thoothukkudi 17.83 lakh
- Namakkal 18.51 lakh
- Tirunelveli 17.34 lakh
- Pudukkottai 16.81 lakh
- Vellore 16.52 lakh
- Dharmapuri 16.23 lakh
- Tenkasi 15.49 lakh
- Kallakurichi 15.02 lakh
- Ramanathapuram 14.35 lakh
- Sivaganga 14.38 lakh
- Thiruvarur 12.89 lakh
- Theni 13.21 lakh
- Kancheepuram 14.77 lakh
- Ranipet 12.66 lakh
- Tirupathur 12.35 lakh
- Karur 11.27 lakh
- Mayiladuthurai 9.39 lakh
- Ariyalur 7.72 lakh
- The Nilgiris 6.88 lakh
- Nagapattinam 7.14 lakh
- Perambalur 6.02 lakh
Frequently asked questions
How many districts are there in Tamil Nadu?
38, according to the Local Government Directory (38 listed). Census 2011 had fewer in several states; this page shows every current district.
Which district of Tamil Nadu has the highest population?
Chennai, with 61,97,479 people in Census 2011 and an estimated ≈65.44 lakh in 2026. The smallest is Perambalur (5,65,223 in 2011).
Sources and method
- Census of India 2011, Primary Census Abstract (ORGI)
- Census 2011 village and town population figures (ORGI)
- How 2011 figures are rebuilt on today’s district boundaries
- Report of the Technical Group on Population Projections 2011–2036 (July 2020)
- Our estimation method M1 (formulas and checks)
- Local Government Directory (current district boundaries)
Data updated: · Report a correction