San Javier is a municipality in the state of Sonora in north-western Mexico.

[1] As of 2015, the municipality had a total population of 557.

[2] The municipal seat is at San Javier, Sonora.

Surrounding municipalities are Soyopa to the north, Ónavas to the east, Suaqui Grande to the south, and Colorada to the west.

This article about a location in the Mexican state of Sonora is a stub.