Fronteras is a municipality in the state of Sonora in north-western Mexico. In the 2020 Census, the municipality reported a total population of 9,041.

The municipal seat stands at Fronteras.

Towns and villages There are 71 localities in the municipality of Fronteras, the largest of which are:

Name 2020 Census Population Esqueda 7,240 Fronteras 806 Turicachi 471 Kilómetro Cuarenta y Siete 96 Alfonso Ruíz Cortinez 90 Cuquiarachi 87 La Reforma 43 Total Municipality 9,041

References