Nirmal Assembly constituency is a constituency of Andhra Pradesh Legislative Assembly, India. It is one among 10 constituencies in Adilabad district. It comes under Adilabad (Lok Sabha constituency) along with 6 other Assembly consitituencies.
Dilawarpur, Nirmal, Laxmanchanda, Mamda and Sarangapur Mandals.
| Year | Winner | Party | Opponent | Party |
|---|---|---|---|---|
| 1962 | P. Narasa Reddy | Indian National Congress | P. Reddy | Independent |
| 1967 | P. Narasa Reddy | Indian National Congress | L. Prabhakar Reddy | Independent |
| 1972 | P. Narasa Reddy | Indian National Congress | Unanimous election | |
| 1978 | P. Ganga Reddy | Indian National Congress (Indira) | P. Narasa Reddy | Indian National Congress |
| 1983 | A. Bheem Reddy | Telugu Desam Party | P. Ganga Reddy | Indian National Congress |
| 1985 | S. Venugopala Chary | Telugu Desam Party | G. V. Narasa Reddy | Indian National Congress |
| 1989 | S. Venugopala Chary | Telugu Desam Party | A Bheem Reddy | Telugu Desam Party |
| 1994 | S. Venugopala Chary | Telugu Desam Party | P. Narasa Reddy | Indian National Congress |
| 1999 | A. Indrakaran Reddy | Indian National Congress | N. Indrakaran Reddy | Telugu Desam Party |
| 2004 | A. Indrakaran Reddy | Indian National Congress | V. Satyanarayana Goud | Telugu Desam Party |
| 2009 | A. Maheswar Reddy | Praja Rajyam Party | Indrakaran Reddy | Indian National Congress |