| Saint-Cyr-en-Arthies | |
| Commune Status: | Commune |
| Coordinates: | 49.0594°N 1.7422°W |
| Arrondissement: | Pontoise |
| Canton: | Vauréal |
| Mayor: | Martine Pantic[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 75 |
| Elevation Max M: | 172 |
| Area Km2: | 3.89 |
| Insee: | 95543 |
| Postal Code: | 95510 |
Saint-Cyr-en-Arthies (pronounced as /fr/) is a commune in the Val-d'Oise department in Île-de-France in northern France.