The canton Saint-Flour-2 has 17 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 15187 | Saint-Flour | 6 391 |
| 15152 | Pierrefort | 868 |
| 15248 | Valuéjols | 580 |
| 15235 | Les Ternes | 567 |
| 15262 | Villedieu | 535 |
| 15148 | Paulhac | 431 |
| 15149 | Paulhenc | 256 |
| 15033 | Cézens | 218 |
| 15201 | Saint-Martin-sous-Vigouroux | 217 |
| 15232 | Tanavelle | 217 |
| 15026 | Brezons | 177 |
| 15059 | Cussac | 117 |
| 15198 | Sainte-Marie | 98 |
| 15112 | Malbo | 90 |
| 15077 | Gourdièges | 70 |
| 15139 | Narnhac | 69 |
| 15086 | Lacapelle-Barrès | 57 |