| Fronteras Municipality | |
| Pushpin Label Position: | above |
| Pushpin Map Caption: | Location in Mexico |
| Subdivision Type: | Country |
| Subdivision Name: |  Mexico |
| Subdivision Type1: | State |
| Subdivision Name1: | Sonora |
| Subdivision Type2: | Capital |
| Population As Of: | 2005 |
| Timezone: | Mountain Standard Time |
| Utc Offset: | -7 |
| Timezone Dst: | No DST |
| Utc Offset Dst: | -7 |
Fronteras Municipality is a municipality in the Mexican state of Sonora in north-western Mexico.[1]
There are 71 localities in Fronteras Municipality, the largest of which are:
| Name | 2020 Census Population | |
|---|---|---|
| Esqueda | 7,240 | |
| 806 | ||
| Turicachi | 471 | |
| Kilómetro Cuarenta y Siete | 96 | |
| Alfonso Ruíz Cortinez | 90 | |
| Cuquiarachi | 87 | |
| La Reforma | 43 | |
| Total Municipality | 9,041 |