| 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 | 240032 | 50519 | 21.05% | 68 | 0.03% | 189308 | 78.87% | 115 | 0.05% |
| Tirupathur (001) | 55368 | 9232 | 16.67% | 3 | 0.01% | 46084 | 83.23% | 46 | 0.08% |
| Karaikkudi (002) | 35714 | 6112 | 17.11% | 9 | 0.03% | 29568 | 82.79% | 23 | 0.06% |
| Devakottai (003) | 25357 | 8327 | 32.84% | 2 | 0.01% | 17026 | 67.15% | 2 | 0.01% |
| Sivaganga (004) | 63259 | 10900 | 17.23% | 40 | 0.06% | 52308 | 82.69% | 11 | 0.02% |
| Manamadurai (005) | 38124 | 10063 | 26.4% | 8 | 0.02% | 28026 | 73.51% | 27 | 0.07% |
| Ilayangudi (006) | 22210 | 5885 | 26.5% | 6 | 0.03% | 16296 | 73.37% | 6 | 0.03% |