Thep Mongkhon

Thep Mongkhon (เทพมงคล, ) is a tambon (subdistrict) of Bang Sai District, in Phra Nakhon Si Ayutthaya Province, Thailand. In 2017 it had a total population of 3,851 people.

Central administration
The tambon is subdivided into 8 administrative villages (muban).

Local administration
The whole area of the subdistrict is covered by the subdistrict administrative organization (SAO) Thep Mongkhon (องค์การบริหารส่วนตำบลเทพมงคล).