| 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 | 238720 | 55151 | 23.1% | 234 | 0.1% | 183184 | 76.74% | 150 | 0.06% |
| Tiruvadanai (001) | 41507 | 6988 | 16.84% | 13 | 0.03% | 34502 | 83.12% | 4 | 0.01% |
| Paramakudi (002) | 42447 | 14565 | 34.31% | 0 | 0% | 27860 | 65.63% | 22 | 0.05% |
| Mudukulathur (003) | 25228 | 7882 | 31.24% | 0 | 0% | 17343 | 68.75% | 3 | 0.01% |
| Kamuthi (004) | 27807 | 6900 | 24.81% | 0 | 0% | 20906 | 75.18% | 1 | 0% |
| Kadaladi (005) | 28828 | 5183 | 17.98% | 27 | 0.09% | 23617 | 81.92% | 1 | 0% |
| Ramanathapuram (006) | 64728 | 13413 | 20.72% | 194 | 0.3% | 51007 | 78.8% | 113 | 0.17% |
| Rameswaram (007) | 8175 | 220 | 2.69% | 0 | 0% | 7949 | 97.24% | 6 | 0.07% |