| 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 | 175439 | 41543 | 23.68% | 2596 | 1.48% | 131279 | 74.83% | 14 | 0.01% |
| Sendurai (001) | 29253 | 8090 | 27.66% | 314 | 1.07% | 20845 | 71.26% | 4 | 0.01% |
| Udayarpalayam (002) | 86177 | 20018 | 23.23% | 1949 | 2.26% | 64199 | 74.5% | 5 | 0.01% |
| Ariyalur (003) | 60009 | 13435 | 22.39% | 333 | 0.55% | 46235 | 77.05% | 5 | 0.01% |