| Cadosia Creek | |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | New York |
| Source1 Location: | Delaware County, New York |
| Mouth: | East Branch Delaware River |
| Mouth Location: | Cadosia, New York, Delaware County, New York, United States |
| Mouth Coordinates: | 41.9631°N -75.2631°W |
| Basin Size: | 18sqmi |
| Tributaries Left: | Al Fisher Brook, Snake Creek |
| Tributaries Right: | Coon Hill Brook |
Cadosia Creek is a river in Delaware County, New York. It flows into the East Branch Delaware River east-northeast of Hancock.[1]