Kadambathur, also spelt Kadambattur, is a town located in Tiruvallur district in the Indian state of Tamil Nadu.

Government bus routes 160, 160B, T2, 162, 538 and 519 operate from here to Kanchipuram, Tiruvallur, Sunguvarchatram, poonamallee and Vadapalani.

Kadambathur is located on the Thiruvallur - Kanchipuram main district road.

According to the said bifurcation Tiruvallur revenue division which included Tiruvallur, Tiruttani taluks and Uthukottai and Pallipattu sub-taluks separated from Chengalpattu District along with Ponneri and Gummidipoondi taluks of Saidapet revenue division and formed this new District.

At present this District comprises eight taluks, namely Gummidipoondi, Ponneri, Uthukkottai, Tiruvallur, Poonamallee, Tiruttani, Pallipattu and Avadi and three Revenue Divisions namely Ponneri, Tiruvallur and Tiruttani.

The town of Pulicat was the earliest Dutch possession in India founded in 1609 which was ceded to the British in 1825.

Private buses like Vasantha, Bharathi, Balaji, Sundaram, Srinivasa and Southeran transports operates from here to different locations like Tiruvallur, Kanchipuram, Uththukottai, Ponneri, Uthiramerur, Thiruvalangadu and Mappedu.

Government bus routes 160, 160B, T2, 162, 538 and 519 operates from here to Kanchipuram, Tiruvallur, Sunguvarchatiram, ponnamallee and Vadapalani.