The southern part of former Saikawa Town has many valleys and mountains, and because it is prone to snowfall in the winter, there used to be a ski resort around Notoge.

[2] Per Japanese census data, the population of Miyako is as shown below The area of Miyako was part of ancient Buzen Province, and as implied by its name, it was the site of the provincial capital and Buzen Kokubun-ji, both of which are located in the Toyosu neighborhood of the town.

The villages of Isayama, Kubo, and Kuroda within Miyako District, Fukuoka and the villages of Toyotsu, Harigo, Setsumaru, Higashisaikawa, Nishisaikawa, and Minamisaikawa within Nakatsu District, Fukuoka were established on May 1, 1889 with the creation of the modern municipalities system.

Miyako has a mayor-council form of government with a directly elected mayor and a unicameral town council of 14 members.

Miyako, collectively with the town of Kanda contributes one member to the Fukuoka Prefectural Assembly.

In terms of national politics, the town is part of the Fukuoka 11th district of the lower house of the Diet of Japan.