| Address: | Obispo Pacifico Scozzina 1200, Ciudad de Formosa |
| Telephone: | 0379-4569875 |
| Founded: | 8-Apr-1941 |
| President: | Grisel Noemi CARDOZO |
| Official website: | sportivosanmartin.com.ar |
| E-mail: | sanmartinfsa@gmail.com |
| Name: | 17 de Octubre |
| Capacity: | 17,000 |
| 19-Oct-2025 | Federal A (poq2l1) | Costa Brava | 1-1 | San Martín (FSA) |
| 02-Nov-2025 | Federal A (poq2l2) | San Martín (FSA) | 2-1 | Costa Brava |
| 08-Nov-2025 | Federal A (poqfl1) | Atenas | 0-1 | San Martín (FSA) |
| 16-Nov-2025 | Federal A (poqfl2) | San Martín (FSA) | 3-1 | Atenas |
| 23-Nov-2025 | Federal A (posfl1) | 9 de Julio | 2-1 | San Martín (FSA) |
| 30-Nov-2025 | Federal A (posfl2) | San Martín (FSA) | 4-1 | 9 de Julio |
| 07-Dec-2025 | Federal A (pofl1) | San Martín (FSA) | 0-1 | Atlético Rafaela |
| 14-Dec-2025 | Federal A (pofl2) | Atlético Rafaela | 1-0 | San Martín (FSA) |
| 28-Mar-2026 | Copa Argentina (r1) | Racing Club | - | San Martín (FSA) |