The minor district (king amphoe) was created on 31 March 1981, when the three tambons Sa Kaeo, Huai Hin, and Thai Samakkhi were split off from Lam Plai Mat district.
On 31 March 1981, a minor district (king amphoe) was formed by splitting the tambons Sa Kaeo, Huai Hin, and Thai Samakkhi away from Lam Plai Mat district.