| Sl. No. | Political Party | No. of Candidates | Seats won | Votes | Percentage |
| 1 | Bharatiya Lok Dal BLD | 3 | 0 | 637206 | 7.19 |
| 2 | Communist Party of India CPI | 4 | 4 | 919359 | 10.38 |
| 3 | Communist Party of India (Marxist) CPM | 9 | 0 | 1800193 | 20.33 |
| 4 | Indian National Congress (Indira) INCI | 11 | 11 | 2579745 | 29.13 |
| 5 | Others / Independents IND | 23 | 0 | 214261 | 2.42 |
| 6 | Indian Union Muslim League IUML | 2 | 2 | 533726 | 6.03 |
| 7 | Kerala Congress KC | 2 | 2 | 491674 | 5.55 |
| 8 | Kerala Congress (Pillai) KCB alias KCP | 3 | 0 | 526937 | 5.95 |
| 9 | Muslim League (Opposition) MLO | 2 | 0 | 319039 | 3.60 |
| 10 | Independents (Opposition Front) OF | 3 | 0 | 561709 | 6.34 |
| 11 | Revolutionary Socialist Party RSP | 1 | 1 | 272378 | 3.08 |
| Total | 63 | 20 | 8856355 | 100.00 |