| 2014 | Anagani Satya Prasad | TDP | 85076 | Mopidevi Venkata Ramana Rao | YSRC | 71721 |
| 2009 | Mopidevi Venkata Ramana Rao | INC | 64679 | Anagani Satya Prasad | TDP | 58734 |
| 2004 | Devineni Mallikharjunarao | INC | 50190 | Mummaneni Venaktasubbaiah | TDP | 32849 |
| 1999 | Mummaneni Venkata Subbaiah | TDP | 46566 | Ambati Rambabu | INC | 25799 |
| 1994 | Venkata Subbaiah Mummaneni | TDP | 50095 | Ambati Rambabu | INC | 23746 |
| 1989 | Ambati Rambabu | INC | 42698 | Mummaneni Venkata Subbaiah | TDP | 39360 |
| 1985 | Yadla Venkata Rao | TDP | 32658 | Kantamneni Rajendra Prasad | INC | 21832 |
| 1983 | Yadla Venkata Rao | IND | 38875 | Mandali Subrahmanyam | INC | 16567 |
| 1978 | Koratala Satyanarayana | CPM | 26319 | Yadam Channaiah | INC(I) | 22846 |
| 1972 | Channaiah Yadam | INC | 30243 | Sitaramaiah Myneni | IND | 21335 |
| 1967 | Y. Chennaiah | INC | 26595 | K. Satyanarayana | CPM | 17551 |
| 1962 | Koratala Satyanarayana | CPI | 15699 | Yadam Chennaiah | INC | 14998 |
| 1955 | Yadam Channaiah | INC | 22983 | Moturu Hamumantharao | CPI | 15473 |
