Thap Krit (Thai: ทับกฤช) is a tambon (subdistrict) in Chum Saeng district, Nakhon Sawan province, upper central Thailand.
[2] Thap Krit has a total area of 7,9312.5 rais (126.90 km2), away from downtown Chum Saeng via Highway 225 for about 20 km (12.4 mi) and 21 km (13.0 mi) from the city of Nakhon Sawan.
There are no mountains or forests, because it is a wide plain area and cant down to Bueng Boraphet in the south.
The general topography is wetlands that are full of a wide variety of edible aquatic resources.
The area is also served by the Thap Krit and Khlong Pla Kot railway stations of the State Railway of Thailand (SRT), whose northern line runs through neighbouring Thap Krit Tai.