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|Coordinates: 10°35′08″N77°15′05″E / 10.585500°N 77.251300°E Coordinates: 10°35′08″N77°15′05″E / 10.585500°N 77.251300°E|
|Elevation||387 m (1,270 ft)|
|Time zone||UTC+5:30 (IST)|
Udumalai, also known as Udumalaipettai and Udumalpet (Tamil: [iɖimalaɪppeːʈʈaɪ] ), is a town in Tiruppur district in the Indian state of Tamil Nadu.  Udumalaipettai is located 535 km (332 mi) south west from the state capital, Chennai and 72 km (45 mi) away from Coimbatore, the second largest city in the state.
It is famous for spinning mills. It is the headquarters of Udumalaipettai taluk and as of 2011, the town had a population of 61,133. Udumalpet town is under Udumalpet Legislative Assembly constituency.
The municipality was established in 1918 and upgraded to second grade municipality in 1970. It was declared as a first grade municipality in 1979 and further upgrades to selection grade municipality in 1984. The extent of the municipality is 7.41 km2 of which 6.582 km2 is urban and 0.828 km2 is rural. The city was part of Coimbatore district until 2008 when it became part of the newly formed Tiruppur district, a change which was opposed by the residents. 
Udumalai is surrounded by Western Ghats on three sides. The average altitude of the town is 1208 feet above MSL. The topography is undulated and the general slope is from west to North. Black clay soil is the predominant soil of the area. The town gets major rainfall during the south west monsoon period. The average annual rainfall is 501.40 mm. Black and red soil types are found in the town. The soil contains more of alumina and gypsum. While black soil area is utilized for agriculture, the areas with red soil have more urbanized uses.
According to 2011 census, Udumalaipettai had a population of 61,133 with a sex-ratio of 1,041 females for every 1,000 males, much above the national average of 929.  A total of 4,939 were under the age of six, constituting 2,489 males and 2,450 females. Scheduled Castes and Scheduled Tribes accounted for 8.67% and 0.07% of the population respectively. The average literacy of the town was 83.85%, compared to the national average of 72.99%.  The town had a total of 17,132 households. There were a total of 24,756 workers, comprising 226 cultivators, 289 main agricultural laborers, 450 in house hold industries, 21,403 other workers, 2,388 marginal workers, 51 marginal cultivators, 70 marginal agricultural laborers, 46 marginal workers in household industries and 2,221 other marginal workers.  As per the religious census of 2011, Udumalaipettai had 81.83% Hindus, 14.49% Muslims, 3.19% Christians, 0.01% Sikhs, 0.01% Buddhists and 0.46% following other religions. 
There are about fifteen higher secondary schools  [ citation needed ] and a handful of Arts and Science colleges like Vidyasagar College of Arts and Science, Government Arts College, Udumalpet, and GVG College for women, and few others. Polytechnic colleges and Government ITI are available. Access to the advanced or quality coaching for various competitive examinations is limited, thus triggering urban migration to major cities such as Coimbatore and Chennai.
Government is running Higher Secondary School for boys and girls separately along with one co-educational school located in the centre of the town.Many Central Board of Secondary Education schools have mushroomed in the recent past.
Sainik school run by The Sainik Schools Society, an organization under the Ministry of Defence, is located in Amaravathi Nagar, about 15 kilometres from the town.
In March 2019, the Union Council of Ministers had given approval for establishing a Kendriya Vidyalaya school in the town. 
The economy of Udumalpet and its surroundings is mainly based on agriculture and textile industry.
The predominant occupation of the town is trade and commerce. Udumalpet acts as the commercial hub for surrounding villages. Many commercial establishments and banks are located in the town. As Udumalpet is the Taluk headquarters many government offices are located in this town.
Main crops cultivated in this area are Coconut, Vegetables, Maize, Millet, Sugarcane and Paddy. Most of the farmers also indulge in Dairy farming. Sizeable number of farmers also engage in Poultry farming. The famous poultry brand Suguna Foods was established and headquartered in Udumalpet which was later moved to Coimbatore.
The town, in the 1980s and 1990s, had a developed spinning industry but it has since declined due to labor shortages and other labor-related issues. Now there are many micro and small textile industries located in and around Udumalpet which provides employment to people after agriculture.
One of Indias oldest business conglomerates GVG group was founded in Udumalaipettai. GVG group are pioneers in Paper manufacturing and Textile industry.
The surrounding areas has seen a surge in windmill installations because of the location of the town across the Palghat Gap.
Over the years, a sizeable number of population have migrated to the nearby industrial cities of Coimbatore and Tiruppur. In recent years due to lack of employment opportunities, a sizeable number of educated youth have started migrating to cities like Chennai, Bangalore and Coimbatore.
Udumalpet is connected with Tiruppur, Pollachi, Dharapuram, Coimbatore, Palladam, Munnar, Palani, and Valparai by National highways, State highways and Major District roads.NH-209 connecting Dindigul with Coimbatore runs through the city. Udumalpet is 24 x 7 connected by government and private run bus services in Coimbatore - Dindigul highway.
Government and private buses run direct from Udumalpet to Tiruppur, Pollachi, Coimbatore, Mettupalayam, Valparai, Palladam, Dharapuram, Erode, Palani, Oddanchatram, Kodaikanal, Dindigul, Madurai, Tiruchirapalli, Chennai, Tirunelveli
The total length of roads, streets within corporate limits are about at 83.022 km. Consisting of 8.983 km of concrete road, 47,772 km of B.T roads and 26.627 km of other types of roads. The street pattern within the town is generally narrow. About 83.022 km of roads are within the municipal area and about 9.0 km belonging to the category of Major District Roads and National Highways.
The town is located in the Pollachi - Dindigul broad gauge section of the Indian Railways. It is connected with Coimbatore, Chennai, Madurai, Thiruvananthapuram, Palakkad, and Tiruchendur with daily trains. Currently two express train and two passenger trains are plying in these route.
Coimbatore International Airport (70 km) Tiruchirapalli Airport (200 km) Cochin International Airport (170 km) and Madurai Airport (175 km) serves the air transport needs of the city.
Udumalpet railway station;apt transit halt for Munnar.Station has 3 platforms-PF 1 is near entrance and booking/reservation counter staff are courteous,answering all queries.Approximate distance from Coimbatore is 70 kms. eg-Journey from UDUMALPET - COIMBATORE is fast and reasonable @ Rs.45/- in a day Express running between Madurai-Coimbatore & back;all compartments are open tickets.
Sri Mariamman Temple is dedicated to Goddess Shakti. It is located in the city of Udumalpet, Tiruppur District, Tamil Nadu and is about 500 years old. 19 day main festival during Panguni Chithirai covering English months from March–May, Deepavali in October–November, Navarathri in September–October, Tirukarthikai in November–December, Fridays in Aadi month-July–August and full moon days are celebrated with special pujas. Nothing matter in cities. Farmers are delighted with the sound of rain. Around Udumalpet, 30+ villages have got rain during March end and the start of April. Chariot festival (தேர் திருவிழா) is famous.
The town is surrounded by Western Ghats and has a moderate weather throughout the year.
Decent hotels for accommodation are available in the town. Trekking is possible and the same has to be consulted with the forest department office located in the Kerala.
The Amaravati River is the longest tributary of Kaveri River in the fertile districts of Udumalpet, Dharapuram and Karur Tamil Nadu state, South India.
Amaravathinagar is a small town in the foothills of Annamalai Hills in Tirupur district, Tamil Nadu, India; 17 km south on SH 17 from Udumalpet and around 80 km south of Downtown Coimbatore city. The three major employers in this village are the Amaravathi Reservoir and dam, Sainik School and the Glucose Factory.
Palani (Tamil: [paɻani] or Palnias in British records, is a town and a taluk headquarters in Dindigul district of the western part of Tamil Nadu state in India. It is located about 106 kilometres south-east of Coimbatore and 122 kilometres north-west of Madurai, 67 kilometres from Kodaikanal. The Palani Murugan Temple or Arulmigu Dhandayuthapani Swamy Temple, dedicated to Lord Murugan is situated on a hill overlooking the town. The temple is visited by more than 7 million pilgrims each year. As of 2011, the town had a population of 126,751 which makes it the second largest town in the district after Dindigul.
Anaimalai Tiger Reserve, earlier known as Indira Gandhi Wildlife Sanctuary and National Park and as Anaimalai Wildlife Sanctuary, is a protected area in the Anaimalai Hills of Pollachi and Valparai taluks of Coimbatore District and Udumalaipettai taluk in Tiruppur District, Tamil Nadu, India. The Tamil Nadu Environment and Forests Department by a notification dated 27 June 2007, declared an extent of 958.59 km2 that encompassed the erstwhile IGWLS&NP or Anaimalai Wildlife Sanctuary, as Anaimalai Tiger Reserve under the Wildlife Protection Act, 1972. According to the National Tiger Conservation Authority, the Reserve presently includes a core area of 958.59 km2 and buffer/peripheral area of 521.28 km2 forming a total area of 1479.87 km2.
Karur District is one of the 38 districts in the Indian state of Tamil Nadu. The main town in Karur District is the city of Karur, which is also the district headquarters. The district has a population of 1,064,493 with a sex-ratio of 1,015 females for every 1,000 males, according to 2011 census.
Coimbatore district is one of the 38 districts in the state of Tamil Nadu in India. Coimbatore is the administrative headquarters of the district. It is one of the most industrialized districts and a major textile, industrial, commercial, educational, information technology, healthcare and manufacturing hub of Tamil Nadu. The region is bounded by Tiruppur district in the east, Nilgiris district in the north, Erode district in the north-east, Palakkad district, Idukki district and small parts of Thrissur district and Ernakulam district of neighboring state of Kerala in the west and south respectively. As of 2011, Coimbatore district had a population of 3,458,045 with a sex-ratio of 1,000 and literacy rate of 84%.
Pollachi is a town and a taluk headquarters in Coimbatore district, Tamil Nadu state, India. Located about 40 km (25 mi) to the south of Coimbatore, it is the second largest town in the district after Coimbatore. Pollachi is a popular Marketplace for jaggery, vegetables and cattle. As of 2011, the town had a population of 90,180.
Dharapuram is a town situated along the banks of Amaravati River in Tiruppur district in the Indian state of Tamil Nadu. Dharapuram is one of the oldest towns in South India and was the capital of Kongu Nadu under the Cheras, Western Ganga Dynasty and later Kongu Cholas, at which time it was known as Viradapuram. Amaravathi River flows through the town. As of 2011, the town had a population of 67,007. The city houses famous temples including Agatheeswarar Temple, Kaadu Hanumanthasamy temple and many others.
Oddanchatram is a town in Dindigul district in the Indian state of Tamil Nadu. Oddanchatram is a region in the southwest of Tamil Nadu. The Town was carved out of Madurai District in 1985. Oddanchatram is also famous for vegetable and cattle market. As of 2011, the town had a population of 30,064. It is known as vegetable city of Tamil Nadu. Oddanchatram vegetable market is the largest supplying of vegetables in Tamilnadu and Kerala. Agriculture is the major economic support for the town.
Madathukulam is Border to Dindigul District in Tirupur district in the Indian state of Tamil Nadu.
Valparai is a Taluk and hill station in the Coimbatore district of Tamil Nadu, India. It consists of Anamalai Tiger Reserve. It is located 3,474 feet (1,059 m) above sea level on the Anaimalai Hills range of the Western Ghats. There are a total of 56 estates here. The game of football is very popular here. State level competitions are held every year. The foothill starts exactly from Monkey Falls which is at a distance of 38 kilometres (24 mi) to Valparai. The route to Valparai from the foothills consists of 40 hairpin bends. The Kerala state border town of Malakkappara is at a distance of 27 kilometres from Valparai. While major portions of the land are owned by private tea companies, large forest areas continue to be out of bounds.
Manjampatti Valley is a 110.9 km2 (42.8 sq mi) protected area in the eastern end of Indira Gandhi Wildlife Sanctuary and National Park (IGWS&NP) in Tirupur District, Tamil Nadu, South India. It is a pristine drainage basin of shola and montane rain forest with high biodiversity recently threatened by illegal land clearing and cultivation.
Moongiltholuvu is a village and Village Panchayat in Udumalpet Taluk, Tirupur District, Tamil Nadu, India.
The Amaravathi Dam is a dam constructed across the Amaravathi River. It is located at Amaravathinagar, 25 kilometres (16 mi) south of Udumalpet on SH 17 in the Indira Gandhi Wildlife Sanctuary, Tirupur district in the Indian state of Tamil Nadu. The associated Amaravathi Reservoir is 9.31 square kilometres (3.59 sq mi) in area and 33.53 metres (110.0 ft) deep. The dam was built primarily for irrigation and flood control and now also has four megawatts of electrical generating capacity installed. It is notable for the significant population of mugger crocodiles living in its reservoir and catchment basin.
Tiruppur District is one of the 38 districts of the Indian state of Tamil Nadu, formed in 22 February 2009. Dharapuram was the largest taluk by area in the district. The district is well-developed and industrialized. The Tiruppur banian industry, the cotton market, Kangeyam bull and Uthukkuli butter, among other things, provide for a vibrant economy. The city of Tiruppur is the administrative headquarters for the district. As of 2011, the district had a population of 2,479,052 with a sex-ratio of 989 females for every 1,000 males.
Anikkadavu is a small village formerly a part of Coimbatore Rural District, India, but now in Tiruppur District which belongs to Udumalpet taluk. The name Anikkadavu derived from the ancient word Anai Kadavu which means that it was the path of elephants used to cross this region long long ago.
Thirumalaigoundenvalasu is a village and a panchayat in the oddanchatram Taluk of Dindigul district in the South Indian state of Tamil Nadu.
Tiruppur or Tirupur is a city in the Indian state of Tamil Nadu. Tiruppur is the administrative headquarters of Tiruppur district and the fifth largest city as well as an urban agglomeration in Tamil Nadu. Located on the banks of Noyyal River, it has been ruled at different times, by the Early Pandyas, Medieval Cholas, Later Cholas, Mysore Kingdom and the British. It is about 450 kilometres (280 mi) southwest of the state capital Chennai about 50 kilometres (31 mi) east of Coimbatore 50 kilometres (31 mi) south of Erode and 50 kilometres (31 mi) north of Dharapuram.
Pilchinnampalayam is a village located in Pollachi Taluk, in the Coimbatore District of the Indian state of Tamil Nadu.