Koothanallur Municipal Market is one of the important commercial centre, which supports the daily needs of population residing in the surrounding rural areas & the town. The Municipality market is located in the central area near the main Temple ( Sri Arunachaleswarar Temple) accommodates 37 shops ( both Fruit stalls & Flower shops). The commerial activities are concentrated along Car Street, Thiruvoodal Street, Kadambarayan Street, Asaliamman Koil Street, Sivanpada Street and Polur Road near central Bus stand. Tiruvannamalai Municipal Market is one of the important commercial centres and generates revenue, which to Local Body. At present, Municipal market is located in the central area near the main temple consists of 12 shops (Fruit stalls & Flower shops). Other than this, there are 15 shops are functioning in Polur Road (Vaniya Kula street) opposite to central bus stand. Commercial activities are scattered in Big Street, Mathalangula Street, Kosamada Street and Anna Road. The existing market needs to be re-organised with additional facilities.