History of Tiruvarur District
The District of Tiruvarur was carved out as a separate district by detaching Valangaiman Taluk from Thanjavur District and Thiruvarur, Nannilam, Kudavasal, Needamangalam, Mannargudi , Thiruthuraipoondi Taluks from Nagappatinam District on 01.01.1997. There are 2 Revenue Divisions, 8 Taluks, 10 Blocks, 4 Municipalties and 7 Town Panchayats in Thiruvarur District.