| Official Name: | Aghchay |
| Native Name: | آقچای |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Gilan |
| Subdivision Type2: | County |
| Subdivision Name2: | Astara |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Heyran |
| Population As Of: | 2006 |
| Population Total: | ؟ |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 38.4°N 90°W |
Aghchay (Persian: آقچای, also Romanized as Agh Chay) is a village in Heyran Rural District, in the Central District of Astara County, Gilan Province, Iran. The name of the village, ağ çay means "white stream" in Azeri Turkish.