| Marcq-en-Ostrevent | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Marcq-en-Ostrevent (59) Nord-France.svg |
| Arrondissement: | Douai |
| Canton: | Aniche |
| Insee: | 59379 |
| Postal Code: | 59252 |
| Mayor: | Thierry Prein[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Douaisis Agglo |
| Coordinates: | 50.2878°N 3.2375°W |
| Elevation M: | 45 |
| Elevation Min M: | 38 |
| Elevation Max M: | 69 |
| Area Km2: | 6.27 |
Marcq-en-Ostrevent is a commune in the Nord department in northern France.[2]