| Sant'Andrea a Montecchio | |
| Coordinates: | 43.2822°N 11.3042°W |
| Province: | Siena (SI) |
| Comune: | Siena |
| Elevation M: | 273 |
| Population Total: | 791 |
| Population As Of: | 2011 |
Sant'Andrea a Montecchio is a village in Tuscany, central Italy, in the comune of Siena, province of Siena. At the time of the 2001 census its population was 726.[1]
Sant'Andrea a Montecchio is about 7 km from Siena.