The provincial capital is Rạch Giá, 155 mi (249 km) from Ho Chi Minh City.

According to survey results on April 1, 2019, Kiên Giang province's population is 1,723,067 people.

[4][5] In 1774, Lord Nguyễn Phúc Khoát divided into 12 in the palace, but still leave the town of Hà Tiên, Mạc Thiên Tích as a ruler.

By the reign of Minh Mệnh, in 1832, Hà Tiên had become one of the six provinces of the south.

Hà Tiên and Rạch Giá were later merged into Kiên Giang.