| Cascadilla Creek | |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | New York |
| Mouth: | Cayuga Inlet |
| Mouth Location: | Ithaca, New York, United States |
| Mouth Coordinates: | 42.4517°N -76.51°W |
| Basin Size Mi2: | 13.7 |
Cascadilla Creek is a river located in Tompkins County, New York. It flows into Cayuga Inlet by Ithaca, New York.[1]