| Poggio San Lorenzo | |
| Official Name: | Comune di Poggio San Lorenzo |
| Coordinates: | 42.25°N 63°W |
| Region: | Lazio |
| Province: | Rieti (RI) |
| Mayor: | Andrea Eleuteri |
| Area Total Km2: | 8.7 |
| Population Total: | 565 |
| Population As Of: | 31 December 2013[1] |
| Population Demonym: | Poggiani |
| Elevation M: | 494 |
| Postal Code: | 02030 |
| Area Code: | 0765 |
Poggio San Lorenzo is a Italian: [[comune]] (municipality) in the Province of Rieti in the Italian region of Latium, located about 50km (30miles) northeast of Rome and about 15km (09miles) south of Rieti.
Poggio San Lorenzo borders the following municipalities: Casaprota, Frasso Sabino, Monteleone Sabino, Torricella in Sabina.