Trieu Phong is a district consisting mainly of a coastal plain with a small number of low hills in the communes of Triệu Thượng and Triệu Ái in the west, the eastern topography of the district is sand dunes and white sand dunes.

The last section of Thạch Hãn River flows to Cửa Việt estuary located in the district.

Triệu Phong officially has belonged to the map of Đại Việt Country since 1306, when two Châu Ô – Châu Rí were presented by King Champa (Vietnamese: Chế Mân) as the wedding presents to marry Princess Huyền Trân - daughter of King Trần Nhân Tông.

From that year backwards, ancient history only stated that this land was part of the Việt Thường Group- one of the 15 groups of Văn Lang Country of Hung Kings.

After 207 (BC), it was a part of Tỳ Cành Sub-district, Nhật Nam District in the period of domination by northern invaders.

After taking over, the Trần immigrated from the North to initiate the process of forming villages and establishing administrative units.

In 1469, King Lê Thánh Tông redefined the country map, renamed Hoa Lãng to Võ Xương, belonged to Triệu Phong Prefecture (Triệu Phong Prefecture at that time included 6 districts from Cửa Việt to Điện Bàn (Quảng Nam – Đà Nẵng).

In 1801, Quảng Tri Palace was placed including Triệu Phong Prefecture, the territory of 3 districts of Đăng Xương, Hải Lăng, Minh Linh.

That situation lasted until the dynasties of Minh Mạng, Tự Đức and Khải Định and then was gradually adjusted to become the present land.

The geographic adjustment process is as follows: After the August Revolution in 1945, the revolutionary government dissolved the cantons to form a commune consisting of several villages.