| Sl. No. | Political Party | No. of Candidates | Seats won | Votes | Percentage |
| 1 | Bharatiya Janata Party BJP | 14 | 0 | 1008047 | 6.56 |
| 2 | Bahujan Samaj Party BSP | 5 | 0 | 14331 | 0.09 |
| 3 | Communist Party of India CPI | 4 | 0 | 1164157 | 7.57 |
| 4 | Communist Party of India (Marxist) CPM | 12 | 8 | 4290986 | 27.90 |
| 5 | Communist Party of India (Marxist-Leninist) CPML | 3 | 0 | 23201 | 0.15 |
| 6 | Independents DLP | 2 | 0 | 8934 | 0.06 |
| 7 | Indian National Congress (Indira) INCI | 17 | 8 | 6051905 | 39.35 |
| 8 | Others / Independents IND | 66 | 0 | 141751 | 0.92 |
| 9 | Janata Dal JD | 1 | 0 | 333023 | 2.17 |
| 10 | Janata Dal (United) JDU | 5 | 0 | 206950 | 1.35 |
| 11 | Kerala Congress (Joseph) KCJ | 1 | 1 | 365313 | 2.38 |
| 12 | Kerala Congress (Mani) KCM | 1 | 1 | 357402 | 2.32 |
| 13 | LDF supported Independents LDF | 2 | 0 | 559765 | 3.64 |
| 14 | Muslim League ML | 2 | 2 | 810135 | 5.27 |
| 15 | Rashtriya Janata Dal RJD | 1 | 0 | 3101 | 0.02 |
| 16 | Socialist Republican Party SRP | 1 | 0 | 30779 | 0.20 |
| 17 | Shiv Sena SS | 2 | 0 | 4700 | 0.03 |
| 18 | Socialist Unity Centre of India SUCI | 3 | 0 | 3496 | 0.02 |
| Total | 142 | 20 | 15377976 | 100.00 |