Aruppukottai is a legislative assembly in Virudhunagar district, which includes the city, Aruppukkottai. It is a part of Virudhunagar Lok Sabha constituency. This is the constituency, held by popular actor-turned politician, M. G. Ramachandran, when he first became Chief Minister in the 1977 assembly elections. It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu, in India.
The Chettiyar (all kinds - mostly chettiyar) community is the biggest community in this constituency with around 23% population.
The population of other communities are: 15% Devendrakula Velalar, 8% Naidus,6% kambalthu nayakkar,14% Saliyar, 5% Nadar, 10% Mutharaiyar, Maravar 6%, Agamudaiyar 2%, 5% Reddy, 2% Konar, 2% Pillaimar and muslims 2%.
In the 2021 MLA election, the DMK party's Reddy candidate K. K. S. S. R. Ramachandran won, and became the minister of Revenue and Disaster Management.
Until the 2006 election, Aruppukottai Assembly constituency was part of Ramanathapuram Lok Sabha constituency. Since the 2006 election, it has been part of Virudhunagar Lok Sabha constituency.