Tupi derived from the word "Tufi' meaning vine was chewed by the natives for its refreshing taste.
Once thickly cloaked with an untouched forest environd and tropical flora, the vast land of Tupi which owes its fertile soil to the volcanic waste that eroded from the orifice of the majestic Mt. Matutum, during the time when only the great B'laan tribes wandered any existed in covenant with the boundless resources of greenery and wildlife in the then Cotabato empire, has since time immemorial offered a great enticement to speculators and investors particularly in the field of agriculture.
With the industry coupled with the patience and resolute determination of the pioneers, the then vast forest of Tupi was gradually transformed in a community of a unified citizenry and a flourishing area of agriculture where its unparalleled produced were the first time experienced by the settlers from the Luzon and Visayan Islands.
With the impact of development established in the then Barrio of Tupi, an Executive Order was signed by the President Elpidio Quirino numbered 612 which created Tupi into an independent municipality on September 11, 1953. With the creation of an independent municipality, the first set of appointed officials were inducted into office on October 2 of the same year. The same date was adopted as the municipality's foundation.
The major dialect in the municipality is Ilonggo, which is about 31.11% or 19,787 individuals. This is due to its proximity to Koronadal City which is an Ilonggo-dominated community. Cebuano and B'laan come next with 22.68% and 21.64% of the total population respectively. Other significant ethnic groups are Tagalog, Maguindanao, Aklanon, Ilocano, Kapampangan and Boholano.
It is bounded by the municipalities of Polomolok on the east; Koronadal on the west; Tampakan on the north; and Surallah on the south.
Primarily on agricultural area: major crops are pineapple, papaya, asparagus, fruits, vegetables, corn, coffee, bananas, cutflowers other High Value Commercial crops.
Considered as one of the best assets of Tupi is its mildly cool climate with an average of 23.94 degrees Celcius. It is coolest in January and warmest in March. Rainfall is evenly distributed throughout the year with heaviest fall in June. The municipality is not within the typhoon zone, hence calamity losses due to cyclones is not experienced in th locality except for heavy soil erosions caused by flash floods.
Agten Tufi Festival
A thanksgiving celebration of Beauty and Bounty. It is a convergence of various ethnic and cultural dances featuring Tupi as the province's flower, fruit and vegetable basket and a place where various cultures abode. Held every September 11 in celebration of the town's foundation anniversary.
Linggo ng Matutum
A weeklong festivity every March 13-20 of each year in celebration of the declaration of Mt. Matutum as protected Landscape: highlighting "Amyak Maleh", a climb and plant mountaineering activities and the Mindanao wide "Amyak Maleh Mt Matutum Bike Challenge".
Annual parade of animal drawn carts (kariton) bedecked with vegetables, fruits and flowers. Held every December and is being sponsored by the barangay Poblacion.