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Avadi is located in Chennai
Coordinates: 13°07′N 80°06′E / 13.12°N 80.1°E / 13.12; 80.1Coordinates: 13°07′N 80°06′E / 13.12°N 80.1°E / 13.12; 80.1
Country India
State Tamil Nadu
District Thiruvallur
Metro Chennai
 • Total 25.62 km2 (9.89 sq mi)
Elevation 17 m (56 ft)
Population (2011)
 • Total 345,996
 • Density 14,000/km2 (35,000/sq mi)
 • Official Tamil
Time zone IST (UTC+5:30)
Vehicle registration TN-12

Avadi is a suburb city of Chennai and a municipality in Thiruvallur district in the state of Tamil Nadu, India. Situated about 23 km north west of Chennai, it is surrounded by major defence establishments. The neighbourhood is served by Avadi Railway Station of the Chennai Suburban Railway. As of 2011, the town had a population of 345,996. The Heavy Vehicles Factory (HVF) is located in Chennai Avadi.


The word 'Avadi' has been considered as an acronym for "Armoured Vehicles and Ammunition Depot of India", however this fact has no base since, the defence establishments in Avadi were set up only in the 1960s, whereas the town itself had existed long before this happened and with the same name. The name Avadi actually means in Tamil 'a place filled with lot of cows' ஆ (Aa) = cow + அடி (Adi) = location.


Avadi is located at 13°07′N 80°06′E / 13.12°N 80.1°E / 13.12; 80.1.[1] It covers an area of 65 km² and has an average elevation of 17 metres (55 foot).


A view of the Avadi lake

Avadi has a lake which lies right behind the Tamil Nadu Housing Board (TNHB). This lake is of length of 2.64 kilometres. It's mostly known to have never dried up in many years. This lake has supposedly been a source of water for cultivation of farm lands long before. The water body attracts many birds during various seasons.

Military establishments[edit]

The major military establishments having divisions in Avadi are the Indian Air Force, Indian Army, Heavy Vehicles Factory (HVF), EFA-Engine Factory,Avadi, Combat Vehicles Research and Development Establishment (CVRDE), Central Reserve Police Force (CRPF), Indian Navy, Central Vehicle Depot (CVD), The Ordnance Depot [OD], Unfit Vehicles park [UVP] and the Ordnance Clothing Factory (OCF).

The Indian Air Force has a Mechanical Transport Training Institute Technical (MTTI) here for training its personnel on driving and repairing vehicles and also a base repair depot for repair and maintenance of its various equipment. CVRDE undertakes major research on battle tanks and other combat vehicles. MBT Arjun, armoured ambulance, Combat Improved Ajeya and Nag anti tank missile are some of the recent products from CVRDE. The Heavy Vehicles Factory produces an indigenous version of the T-72 tank known as Ajeya. HVF also produces the main battle tank Arjun. The production of T-90S Bhishma tanks started in 2006–2007. The Tamil Nadu Police(TSP) also has a division in Avadi, the TN 2nd & 5th BN.


The famous session of the Indian National Congress was held at Avadi on 10 January 1955.[2] This historical meet emphasised the importance of socialism and its impact on social development. Jawaharlal Nehru with Morarji Desai and other Congress leaders at the AICC session declared that a socialistic pattern of society was the goal of the Congress.[3][4]

Industries and companies[edit]

In addition to military establishments, Avadi also houses a number of IT/ITES & other service sector based firms.

Places of Worship[edit]

Karumari Amman temple, Chinnamman temple, Nagavalli Amman and Perumal temple are very famous temples in Avadi. In addition to this many old generation temples are also present in and around Avadi. Thirumullaivoyal, a locality near Avadi is famous for Masilamaniswara Temple, Thirumullaivoyal an ancient temple of Lord Shiva and also Pachaiamman Temple. Vaikundhanaadhar Temple is located near Kovilpathagai, Angaalamman temple is located in the Redhills road. Sri Venkateswara Perumal Temple in Kamaraj Nagar is a Vaishavite shrine in Avadi.

There are a handful of Mosques serving to a considerable Islamic population in Avadi. Numerous churches have been built in recent decades and St Antonys Shrine is a Catholic church located at Avadi Checkpost. There is a Jain temple, Vasupujiya Jain Temple and a Gurudwara for the Sikhs to worship in Avadi.


Religious census
Religion Percent(%)
No religion
Historical population
Year Pop. ±%
1951 5,979 —    
1961 13,050 +118.3%
1971 77,413 +493.2%
1981 124,701 +61.1%
1991 183,215 +46.9%
2001 230,913 +26.0%
2011 345,996 +49.8%

According to 2011 census, Avadi had a population of 345,996 with a sex-ratio of 970 females for every 1,000 males, much above the national average of 929.[5] A total of 36,091 were under the age of six, constituting 18,419 males and 17,672 females. Scheduled Castes and Scheduled Tribes accounted for 16.16% and .63% of the population respectively. The average literacy of the city was 81.76%, compared to the national average of 72.99%.[5] The city had a total of 87733 households. There were a total of 127,152 workers, comprising 787 cultivators, 1,095 main agricultural labourers, 1,444 in house hold industries, 111,013 other workers, 12,813 marginal workers, 221 marginal cultivators, 310 marginal agricultural labourers, 449 marginal workers in household industries and 11,833 other marginal workers.[6] As per the religious census of 2011, Avadi had 84.23% Hindus, 4.56% Muslims, 10.69% Christians, 0.07% Sikhs, 0.03% Buddhists, 0.08% Jains, 0.3% following other religions and 0.03% following no religion or did not indicate any religious preference.[7]

From 229,403 in 2001, the population of Avadi has grown to 344,701 in 2011, registering a decadal population growth of 50 percent.[8]


Avadi railway station is one of the terminal station of the Chennai Suburban Railway Network. There are frequent suburban trains from Avadi to Chennai Central, Chennai Beach, Arakonam, Thiruvallur and Tiruthani. Few express trains stop at Avadi. Avadi bus terminus is located very near to the Avadi Railway station on the MTH road.

There was a World War-II airfield at Red Hills, Sholavaram approachable from the junction close to the CRPF Camp, Avadi, immediately after the Military Hospital. Earlier, it also had a rail link from Avadi passing through Pattabhiram secondary station, PTMS and PTMS E-Depot. Presently this rail line extension terminates at PTMS. Sholavaram was famous for motor sport activities until 1988. Motor racing was discontinued here when the new race course began operations at Irungattukottai, near Sriperumbudur. Sholavaram was used in the infant stages of Indian motor racing by the Madras Motor Sports Club.

Chennai–Tirutani highway extension[edit]

The Tamil Nadu Highways department issued a GO[9] on 4 October 2013 to extending the entire Chennai – Tirutani highway to 6 lanes at a cost of 1.68 billion. The first phase will involve extending the road to 4 lanes – 100 ft with center median and encroachments have already started to be removed.[10]



  1. ^ "Maps, Weather, Videos, and Airports for Avadi, India". Fallingrain.com. Retrieved 28 April 2012. 
  2. ^ "The Hindu : Miscellaneous / This Day That Age : dated January 10, 1955: Avadi session of Congress". hindu.com. 
  3. ^ "Long way from Avadi". frontline.in. 
  4. ^ "Madras Musings - We care for Madras that is Chennai". madrasmusings.com. 
  5. ^ a b "Census Info 2011 Final population totals". Office of The Registrar General and Census Commissioner, Ministry of Home Affairs, Government of India. 2013. Retrieved 26 Jan 2014. 
  6. ^ "Census Info 2011 Final population totals - Avadi". Office of The Registrar General and Census Commissioner, Ministry of Home Affairs, Government of India. 2013. Retrieved 26 Jan 2014. 
  7. ^ "Population By Religious Community - Tamil Nadu" (XLS). Office of The Registrar General and Census Commissioner, Ministry of Home Affairs, Government of India. 2011. Retrieved 13 September 2015. 
  8. ^ Kalyanaraman, M. (25 October 2011). "Migration Spurs Suburban Sprawl". The Times of India epaper (Chennai: The Times Group). Retrieved 25 October 2011. 
  9. ^ [1]
  10. ^ Staff Reporter. "Encroachments along CTH Road removed". The Hindu. 

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