Tsuiki (築城町 Tsuiki-machi?) was a town located in Chikujō District, Fukuoka Prefecture, Japan.
As of 2003, the town had an estimated population of 9,448 and a density of 139.68 persons per km². The total area was 67.64 km².
On January 10, 2006, Tsuiki, along with the town of Shiida (also from Chikujō District), was merged to create the town of Chikujō.