| Tehsil Name | Total Households | Number of SC Households | % of SC Households | Number of ST Households | % of ST Households | Number of Others Households | % of Others Households | Number of No Caste & Tribe Households | % No Caste & Tribe Households |
|---|---|---|---|---|---|---|---|---|---|
| All India Total | 179787454 | 33164085 | 18.45% | 19737399 | 10.98% | 123161662 | 68.5% | 3679958 | 2.05% |
| State Total | 10088119 | 2577454 | 25.55% | 182999 | 1.81% | 7315714 | 72.52% | 10196 | 0.1% |
| District Total | 257307 | 71280 | 27.7% | 476 | 0.18% | 185491 | 72.09% | 60 | 0.02% |
| Kovilpatti (001) | 53273 | 16552 | 31.07% | 88 | 0.17% | 36630 | 68.76% | 3 | 0.01% |
| Ettayapuram (002) | 18288 | 5237 | 28.64% | 3 | 0.02% | 13010 | 71.14% | 38 | 0.21% |
| Vilathikulam (003) | 31060 | 7873 | 25.35% | 122 | 0.39% | 23065 | 74.26% | 0 | 0% |
| Ottapidaram (004) | 32415 | 14236 | 43.92% | 42 | 0.13% | 18137 | 55.95% | 0 | 0% |
| Thoothukkudi (005) | 25130 | 6425 | 25.57% | 79 | 0.31% | 18615 | 74.07% | 11 | 0.04% |
| Srivaikuntam (006) | 39024 | 10660 | 27.32% | 80 | 0.21% | 28280 | 72.47% | 4 | 0.01% |
| Tiruchendur (007) | 36623 | 8092 | 22.1% | 50 | 0.14% | 28477 | 77.76% | 4 | 0.01% |
| Sathankulam (008) | 21494 | 2205 | 10.26% | 12 | 0.06% | 19277 | 89.69% | 0 | 0% |