| Avesnes-le-Sec | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Avesnes-le-Sec (59) Nord-France.svg |
| Arrondissement: | Valenciennes |
| Canton: | Denain |
| Insee: | 59038 |
| Postal Code: | 59296 |
| Mayor: | Claude Regniez[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Porte du Hainaut |
| Coordinates: | 50.2503°N 3.3783°W |
| Elevation M: | 61 |
| Elevation Min M: | 48 |
| Elevation Max M: | 77 |
| Area Km2: | 10.39 |
Avesnes-le-Sec (in French pronounced as /avɛn lə sɛk/) is a commune in the Nord department in northern France.[2]