Indigenous
The local population of the province is the Thai native Siam Thai people and a loop. Who owns the remains and skeletons, tools, stone and bronze pre-historic discovered in the province. Subsequently, the city area is important through uttaradit since Dong son civilization. They were moving people from more different. Takes in the modern Kingdom of dvaravati and Khmer, as evidence that ancient city wieng native Rambutan, until the reign of Sukhothai had happened in many cities, mueang Fang Tung-political as well as eye and ability to fight Shu and phichai along trade routes and water make the burger in dit ut ...There are several that come from ancient sea religion, ethnic group, whose current culture is derived from the Thai Siam until the Kingdom of Sukhothai, which live in the whirl and Thai pichai District Bar from the Lanna Kingdom migrated from Chiang Saen came to live in the District of Lae. The two tribes resettled as the city firmly since the Sukhothai period.
Until the early Rattanakosin era have herd people and exodus of ethnic groups migration million elephants (Laos) from Vientiane and Luang Prabang town down to the settlers in the District of the province, at the mouth of the River district includes more FAK tha and Amphoe ban khok and currently has overseas Chinese migrants migration is to settle down in this trade as many port respectively. So the city uttaradit is currently becoming a city with as many as 3 people sharing a cultural peace.