| 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 | 6319215 | 652437 | 10.32% | 103268 | 1.63% | 5445196 | 86.17% | 117955 | 1.87% |
| District Total | 563475 | 86047 | 15.27% | 11861 | 2.1% | 450934 | 80.03% | 14633 | 2.6% |
| Ottappalam (001) | 176798 | 28168 | 15.93% | 123 | 0.07% | 141483 | 80.03% | 7024 | 3.97% |
| Mannarkad (002) | 81351 | 8106 | 9.96% | 7971 | 9.8% | 63772 | 78.39% | 1502 | 1.85% |
| Palakkad (003) | 108586 | 17267 | 15.9% | 636 | 0.59% | 88525 | 81.53% | 2158 | 1.99% |
| Chittur (004) | 94875 | 15496 | 16.33% | 2908 | 3.07% | 74470 | 78.49% | 2001 | 2.11% |
| Alathur (005) | 101865 | 17010 | 16.7% | 223 | 0.22% | 82684 | 81.17% | 1948 | 1.91% |