Tiruppur district is a district of Tamil Nadu state with its administrative headquarters located at Tiruppur town. It is believed that for the first time the name of the place, Tiruppur has emerged during the Mahabharata era. The district got its name from its headquarters town. The name of the place, Tiruppur is derived from the two Tamil terms one is “Thiruppu” means to turn and other one is “oor” means place in. Thus, the name Tiruppur means “a place where they were returned back". An interesting mythological story is associated with the reason behind the name of the place, Tiruppur. Once upon a time, some thieves stole the cattle herds of Pandavas but the force of Arjuna got back the same in this place, Tiruppur. During the Sangam period Tiruppur, a part of the Kongu Nadu region was ruled by the Cheras. After sometime it became a part of a prominent Roman trade route which was connected the east and west coasts of India. The medieval Cholas got victory over the Kongu Nadu in the 10th century CE and Chola stone carvings mention Kanchi Maanadhi (Noyyal River) and the fertile sand that it deposited on its banks. In the 15th century the region was controlled by the Vijayanagara Empire and then Palayakkarars, the chieftains of Madurai Nayaks came to this place who ruled over it for some time. In the late 18th century, the region was under the rule of the Kingdom of Mysore and at that time a number of wars were fought between the King of Mysore and the Madurai Nayak Dynasty for this place. The administration of the British East India Company was started in this place after the British defeated the Tipu Sultan in the Anglo-Mysore Wars. British annexed the region into the Madras Presidency in 1799. In 2008 Tiruppur was a municipal corporation and then Tiruppur was emerged as a separate district in the map of Tamil Nadu on 22nd February, 2009.

Geographically, the district lies at 11°11'N latitude, 77°35'E longitude and 295 m altitude. In the year 2021, there was a total 16.31% forest area of total geographical area. The district encompasses a geographical area of 5,187 sq. km. and it is bounded by Erode district on the North and North East, Idukki district of Kerala on the South, Dindigul district on the South East, Karur district on the East and Coimbatore district on the West. Most of its rainfall occurs in the monsoon season. The actual rainfall in the district was 742.0 mm in the year of 2021-22.

Administration wise, the district is divided into 3 revenue divisions namely Dharapuram, Tiruppur and Udumalaipettai. Moreover, it comprises 7 sub-districts, 49 towns and 297 villages. The administrative language in the district is Tamil.

According to 2011 census the district has a population of 24,79,052 out of which 12,46,159 are males and 12,32,893 are females. The district has a sex ratio of 989 (females for every 1000 males). During the period 2001-2011 the population growth rate in the district was 44.74% including 42.32% were males and 47.28% were females. As per 2011 census the major religion in the district is Hindu with 91.92% of the total population. The population density in the district is 478 persons per sq. km. According to 2011 census the principal language in the district is Tamil with 83.82%. In the year 2020 the number of live births in the district was 23,140 out of which 11,839 were males and 11,301 were females. In the same year the number of deaths in the district was 20,867 out of which 12,456 were males and 8,411 were females.

The economy of the district is mainly based on both the agricultural and industrial sectors. The chief agricultural products in the district are coconut, paddy, oil seeds, cotton, pulses, etc. The adoption of the new agricultural technologies amongst the farmers of the district helps to increase the production of various agricultural items. Tiruppur is also popularly known as the knitwear capital of India since most of the India's cotton knitwear exports from this district. Textile industry is one of the prominent industries in the district. Most of the population in the district are engaged directly or indirectly in these industries in order to earn their livelihood. Some other commonly found industries in the district are charcoal, coir, hosiery, etc. Every year a huge chunk of revenue comes from these industries in the district helps in its economy to a great extent. In the year 2011-12 the gross domestic product in the district was Rs. 30,50,329 lakhs at current price and Rs. 19,45,332 lakhs at constant prices in the year 2004-2005. The net domestic product in the district during the period 2018-19 was Rs. 52,36,383 lakh at current price and Rs. 38,66,859 lakh at constant prices in the year 2011-2012. The Per Capita Income or NDDP, At Factor Cost during the period 2016-17 was Rs. 1,61,462 at current price and Rs. 1,27,512 at constant prices in the year 2011-2012.

The district is well known as an abode of several reputed educational institutions. It provides a platform for higher education. As per 2011 census the literacy rate in the district is 78.68% including 85.49% are males and 71.82% are females. The total number of literates in the district is 17,60,566 including 9,59,623 were males and 8,00,943 were females.

The district has many centres of attraction which allures numerous travellers from different parts of the country as well world. Arulmigu Uthukuli Murugan Temple, situated at a distance of 15 km. from the Tiruppur city is an ancient temple since no one knows exactly that when it was built in this place. Pilgrims from far off places comes to this temple in order to offer their prayers. Amaravathi Dam, located at Amaravathinagar, 25 km. away in the southern side from Udumalpet is in the Indira Gandhi Wildlife Sanctuary in the Tiruppur district. The main objectives behind the construction of this dam are to provide irrigation facility and to control the flood. Indira Gandhi Wild Life Sanctuary, located in the Western Ghats area of Pollachi, Valparai and Udumalaipettai is spread over at the altitude of 1400 m. The sanctuary covers an area of 958 sq. km. out of which only 387 sq. km. is under the Tiruppur district. Another two famous forest reserves named Amaravthy Reserve Forest and a part of Anaimalai Reserve Forest lies within the boundary of the Tiruppur district. Some other notable places of interest in the district are Thirumoorthy Dam, Panchalinga Waterfalls, Thirumoorthy Temple, Sugriveswar Temple, Grass Hill Forest and many more.