| 2014 | Maganti Venkateswara Rao (Babu) | TDP | 623471 | Thota Chandra Sekhar | YSRCP | 521545 |
| 2009 | Rao,Dr. Kavuri Samba Siva | INC | 423777 | Maganti Venkateswara Rao (Babu) | TDP | 380994 |
| 2004 | KavuruSamba Siva Rao | INC | 499191 | Bolla Bulli Ramaiah | TDP | 375900 |
| 1999 | Bolla Bulli Ramaiah | TDP | 435884 | Maganti Venkateswara Rao (Babu) | INC | 373653 |
| 1998 | Maganti Venkateswara Rao (Babu) | INC | 385412 | Bolla Bulli Ramaiah | TDP | 361605 |
| 1996 | Bolla Buli Ramaiah | TDP | 333167 | Maganti Venkateswara Rao(Babu) | INC | 331532 |
| 1991 | Bolla Bulliramaiah | TDP | 360312 | Krishna | INC | 312657 |
| 1989 | Krishana | INC | 410708 | Bolla Bulli Ramalah | TDP | 339301 |
| 1984 | Bolla Bulli Ramaiah | TDP | 351340 | Vatti Venkata Ranga Partha Sarathi | INC | 239688 |
| 1980 | Chittoori Subbarao Chowdary | INC(I) | 266805 | K.Suryanarayana | JNP | 83470 |
| 1977 | Kommareddy Suryanarayana | INC | 290410 | Krishna Murthy Garapati | BLD | 156377 |
| 1971 | Kommareddi Suryanarayana | INC | 235933 | V. V. G. Tilak | CPI | 60878 |
| 1967 | K. Suryanarayan | INC | 163360 | V. Vimaludevi | CPI | 161407 |
| 1962 | Viramachaneni Vimaladevi | CPI | 159379 | Kumari Mothey Vedakumari | INC | 157910 |
| 1957 | Kumari Mothey Veda Kumari | INC | 115280 | Veeramachineni Vimaladevi | CPI | 110060 |
