Thimmampettai is a village in Vaniyambadi tehsil in district of Vellore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thimmampettai was 2,030 which includes 1,027 males and 1,003 females. Thimmampettai covers 222.24 ha area. Pincode of Thimmampettai is 635801.