Walajapet is a municipality under the Vellore district. The area is along the Palar River. A unique feature of the town is that the streets form a square, making it easy to reach any part of the town.

The nearest railway station to Walajapet is the Walajah Road Railway Station, along the Chennai Bangalore Railway Line. The railway station is situated in Ammoor, and is around 5 kilometres away from here. This was the first railway route to be started in Tamil Nadu. The city of Vellore is around thirty minutes away from here while Chennai is around 2.5 hours from here.

Walajapet real estate has mostly plots on offer for investors to buy. The built up area of property in Walajapet ranges from 1,000 to 2,400 sq ft. A popular project under Walajapet property is VIP Walaja Highway City, being developed by Mazia.

Walajapet is home to a number of hospitals, banks and schools that make up for its well-developed social infrastructure. Schools that are located here include Little Flower Convent, Municipal Central School and Bright Minds Vidyodaya. There are several hospitals located here such as Scudder Memorial Hospital, Thirumalai Mission Hospital and Apollo KH Hospital. Banks such as State Bank of India, Catholic Syrian Bank and Shinhan Bank have their branches situated here.