The St. Thomas Mount-Poonamallee Road, popularly known as the Mount-Poonamallee Road, is an arterial road in the city of Chennai

Chennai

Chennai , formerly known as Madras or Madarasapatinam , is the capital city of the Indian state of Tamil Nadu, located on the Coromandel Coast off the Bay of Bengal. Chennai is the fourth most populous metropolitan area and the sixth most populous city in India...

, India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. It runs for 11 kilometres from Kathipara Junction

Kathipara junction

Kathipara Junction is an important road junction in Chennai, India. It is located at Alandur, , south of Guindy, at the intersection of the Grand Southern Trunk Road , Inner Ring Road, Anna Salai and the Mount-Poonamallee Road...

 to the NH 4

National Highway 4 (India)

National Highway 4 is a major National Highway in Western and Southern India. NH 4 links four of the 10 most populous Indian cities - Mumbai, Pune, Bangalore and Chennai. NH 4 is in length and passes through the states of Maharashtra, Karnataka, Andhra Pradesh and Tamil Nadu.NH 4 constitutes...

 highway connecting St. Thomas Mount

St. Thomas Mount

St. Thomas Mount, or Parangimalai is a small hillock located in Chennai, Tamil Nadu, India. Located near the neighbourhood of Guindy and very close to Chennai International Airport, St. Thomas Mount is associated with St. Thomas, the apostle of Christ, who is believed to have been martyred here...

 with the suburb of Poonamallee

Poonamallee

Poonamallee is a town in the Poonamallee taluk of the Thiruvallur district in the Indian state of Tamil Nadu...

. About 5 kilometres of the Mount-Poonamallee Road is located in the Tambaram taluk

Tambaram taluk

Tambaram taluk is a taluk of Kanchipuram district of the Indian state of Tamil Nadu. The headquarters of the taluk is the town of Tambaram.- Population :...

 of Kancheepuram district and the remainder in the Poonamallee taluk

Poonamallee taluk

Poonamallee taluk is a taluk of Tiruvallur district of the Indian state of Tamil Nadu. The headquarters of the taluk is the town of Poonamallee.- Population :...

 of Thiruvallur district.

Features

The road is divided into two sections. The first section from St. Thomas Mount to Nandambakkam covering a distance of one kilometre is more narrow than the rest of the stretch and is known as Butt Road.

Places transversed

• St. Thomas Mount
  St. Thomas Mount
  St. Thomas Mount, or Parangimalai is a small hillock located in Chennai, Tamil Nadu, India. Located near the neighbourhood of Guindy and very close to Chennai International Airport, St. Thomas Mount is associated with St. Thomas, the apostle of Christ, who is believed to have been martyred here...
  
  
• Nandambakkam
  Nandambakkam
  Nandambakkam is a suburb of Chennai and a town in the Tambaram taluk of Kanchipuram district in the Indian state of Tamil Nadu. It is renowned for the Chennai Trade Centre and the Surgical Instruments Factory...
  
  
• Ramapuram
  Ramapuram, Tamil Nadu
  Ramapuram is a census village in Kanyakumari District in the Indian State of Tamil Nadu. Its original name is Rāmāpuram. Ramapuram is located at . It has an average elevation of 5 metres. Ramapuram Taluk comes under the Agasteeswaram taluk of Kanyakumari District...
  
  
• Manapakkam
  Manapakkam
  Manapakkam is a census town in Kancheepuram district in the Indian state of Tamil Nadu.-Demographics: India census, Manapakkam had a population of 8590. Males constitute 52% of the population and females 48%. Manapakkam has an average literacy rate of 73%, higher than the national average of 59.5%:...
  
  
• Mugalivakkam
  Mugalivakkam
  Mugalivakkam is a suburb of Chennai. It is situated 16 km south-west of Chennai on the Guindy-Poonamallee road. It is bounded by Porur on the north, Meenambakkam on the south and south east, and Ramapuram on the north east directions...
  
  
• Porur
  Porur
  India census, Porur had a population of 28,782. Males constitute 52% of the population and females 48%. Porur has an average literacy rate of 79%, higher than the national average of 59.5%: male literacy is 83%, and female literacy is 76%. In Porur, 9% of the population is under 6 years of age. The...
  
  
• Iyyappanthangal
• Kattupakkam
  Kattupakkam
  Kattupakkam is a suburb of the city of Chennai in Tamil Nadu, India. It is a town panchayat in the Poonamallee taluk of Tiruvallur district of the Indian state of Tamil Nadu. Occupying a crucial position on the Mount-Poonamallee Road, Kattupakkam is known for its chemical industries and...
  
  
• Karayanchavadi
• Kumananchavadi
  Kumananchavadi
  Kumananchavadi is a suburb of the city of Chennai in Tamil Nadu, India. It is an upcoming residential suburb located between Iyyapanthangal and Poonamallee on the Mount-Poonamallee Road. Kumananchavadi is situated at a distance of 21 kilometres from Fort St George...
  
  
• Poonamallee
  Poonamallee
  Poonamallee is a town in the Poonamallee taluk of the Thiruvallur district in the Indian state of Tamil Nadu...