River Palar passes along the district bordering Ranipet and Arcot towns.

The majority of Muslims and Christians live in the urban areas of the district.

[11] Some of the SIDCO and SIPCOT industrial parks are located in Ranipet and vital to its economy.

After the acquisition of the company Johnson & Pedder, EID Parry produced Ballerina ceramic designs in India.

Most residents, several decades ago, worked for EID Parry before the expansion of Sipcot Industrial complex and arrival of Central Government-aided engineering unit such as BHEL.

World's first diesel tractor manufacturing Italian company SAME DEUTZ-FAHR India (P) limited (SDFI) located at Sipcot industrial complex.

The French company Plastic Omnium and world No.1 fuel systems manufacturer established a factory in 2010 for the purpose of delivering fuel tank systems to local automobile manufacturers such as Toyota and Hyundai.

Walajapet was used for business purpose and one of the biggest trade centres during the time of British rule.

It is situated in the belt of the Ranipet SIPCOT Industrial Complex as a public limited company wholly owned by the Government.

Ranipet was once glorified as fast developing industrial zone, but faced economic depression.

Ranipet indirectly suffered from Great Recession 2008 as leather business and exports cater to Western Developed nations.

Bharat Heavy Electricals Limited (BHEL), is an Indian state-owned integrated power plant equipment manufacturing company.

[21] MRF Limited (formerly Madras Rubber Factory Ltd) is an India-based company engaged in manufacturing, distribution and sale of tires for various kinds of vehicles ranging from helicopters to automobiles is located at Arakkonam.

An underpass beneath the railway connects Arakkonam and Kanchipuram and is one of the city's oldest structures.