The name "Wong Sawang" is derived from a road in same name that passes through the area.

It is assumed that the name comes from the surname of the chief construction engineer.

It is connected to an extension of Ratchadaphisek Road, therefore, the current Wong Sawang Road remains only between Rama VII Bridge to Wong Sawang Intersection, where it intersects with Bangkok-Nonthaburi and Ratchadaphisek Roads.

[2] Wong Sawang can be considered as an area in the north of the district.

Neighbouring subdistricts are (from the north clockwise): Bang Khen in Mueang Nonthaburi of Nonthaburi Province (Khlong Bang Khen is a borderline), Lat Yao and Chatuchak of Chatuchak District (Khlong Prapa and Southern Railway Line are the borderlines), Bang Sue in its district (Southern Railway Line is a borderline), Bang Kruai in Bang Kruai of Nonthaburi Province (Chao Phraya River is a borderline).