The area of Singburi hold an important position in early Thai history since Dvaravati period down to Ayutthaya period. In the reign of King Trailokanat, the government administration was reformed and the three cities were downgraded to be the level 4 cities because they were not so far from the capital of the kingdom. When Ayutthaya was conquered by Burmese troops, Sing Buri was the city of war lord Phraya Tak (later King Taksin the Great). In 1895 King Rama V settled Monthon Thesaphiban, Sing Buri was gathered in Monthon Krungkao.Later renamed to Monthon Ayutthaya in 1895. It was later downgraded to a district within the province Singburi