| Sl. No. | Political Party | No. of Candidates | Seats won | Votes | Percentage |
| 1 | All India Muslim League AIML | 1 | 0 | 224155 | 2.06 |
| 2 | Bharatiya Janata Party BJP | 5 | 0 | 191120 | 1.75 |
| 3 | Communist Party of India CPI | 4 | 0 | 803206 | 7.37 |
| 4 | Communist Party of India (Marxist) CPM | 10 | 1 | 2425965 | 22.27 |
| 5 | Hindu Munnani HM | 1 | 0 | 110449 | 1.01 |
| 6 | Indian Congress (Socialist) ICS | 2 | 1 | 477466 | 4.38 |
| 7 | Indian National Congress (Indira) INCI | 13 | 13 | 3624315 | 33.27 |
| 8 | Others / Independents IND | 105 | 0 | 434825 | 3.99 |
| 9 | Indian Union Muslim League IUML | 2 | 2 | 575754 | 5.29 |
| 10 | Janata Party JAN | 1 | 1 | 232339 | 2.13 |
| 11 | Kerala Congress (Joseph) KCJ | 2 | 2 | 598113 | 5.49 |
| 12 | Kerala Congress (Mani) KCM | 1 | 0 | 258591 | 2.37 |
| 13 | Lok Dal LD | 1 | 0 | 186353 | 1.71 |
| 14 | National Democratic Party NDP | 1 | 0 | 231052 | 2.12 |
| 15 | Revolutionary Socialist Party RSP | 1 | 0 | 259371 | 2.38 |
| 16 | Socialist Republican Party SRP | 1 | 0 | 259437 | 2.38 |
| Total | 151 | 20 | 10893005 | 100.00 |