| Carastelec | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Sălaj County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Carastelec |
| Length: | 11km (07miles) |
| Mouth: | Crasna |
| Mouth Location: | Măeriște |
| Mouth Coordinates: | 47.3104°N 22.7896°W |
| Basin Size: | 23km2 |
The Carastelec is a left tributary of the river Crasna in Romania. It discharges into the Crasna in Măeriște. Its length is 11km (07miles) and its basin size is 23km2.