| Valparai(S) Constituency |
| Valparai(SC) Assembly Election Result 2021 | ||
| Candidate Names | Party | Votes |
| Amul Kandhasamy | ADMK (Won) | 71672 |
| Arumugam | CPI | 59449 |
| M.S. Murugaraj | DMDK | 1335 |
| D SENTHILRAJ | MNM | 3314 |
| Kokila | NTK | 7632 |
| Valparai Constituency Population - 2021 | |||
| Male | Female | Transgender | Total |
| 98,617 | 1,06,699 | 19 | 2,05,335 |
| Tamil Nadu Ministers List - 2021 |
| Full Details of Tamil Nadu Ministers 2021 |
| 2016 Election Result | ||
| Name | Party | Votes |
| Kasthuri Vasu, V. | ADMK (Won) | 69,980 |
| Paulpandi, T. | DMK | 61,736 |
| Manibharathi, P. | CPI | 3,494 |
| 2011 Election Result | ||
| Name | Party | Votes |
| M. Arumugham (Winner) | CPI | 61,171 |
| Kovaithangam (Runner UP) | DMK | 57,750 |
| Valparai(SC) Constituency | ||
| MLA Name | Duration | Parties |
| E. Ramaswamy | 1967-71 | DMK |
| E. Ramaswamy | 1971-77 | DMK |
| R. S. Thangavelu | 1977-80 | ADMK |
| A. T. Karuppiah | 1980-84 | CPI |
| V. Thangavelu | 1984-89 | INC |
| P. Lakshmi | 1989-91 | ADMK |
| A. Sridharan | 1991-96 | ADMK |
| V. P. Singaravelu | 1996-01 | DMK |
| N. Kovaithangam | 2001-06 | TMC |
| N. Kovaithangam | 2006-2011 | INC |
| M. Arumugham | 2011-Incumbent | CPI |
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