| Mencas | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Mencas.svg |
| Arrondissement: | Montreuil |
| Canton: | Fruges |
| Insee: | 62565 |
| Postal Code: | 62310 |
| Mayor: | Christian Mille[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Haut Pays du Montreuillois |
| Coordinates: | 50.5603°N 2.1397°W |
| Elevation M: | 73 |
| Elevation Min M: | 62 |
| Elevation Max M: | 108 |
| Area Km2: | 2.02 |
Mencas is a commune in the Pas-de-Calais department in the Hauts-de-France region of France.[2]
Mencas is situated in the valley of the Lys river, 20 miles (32 km) northeast of Montreuil-sur-Mer, on the D133 road.