This district is connected by Prime Minister's Golden Rectangle Project executed by National Highways Authority of India. This district has a network of National Highways converging.

• NH-7 (Kanyakumari-Kashmir)
• NH-46 (Chennai-Bangalore)
• NH-66 (Pondicherry-Bangalore)
• NH-207 (Sarjapur-Bagalur-Hosur)
• NH-219 (Krishnagiri-Kuppam)

Apart from this state highways and district highways are linking almost all the towns and villages of the district. Four National highways converge at the Head Quarters of this district is unique.