| Peaks Brook | |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | New York |
| Source1 Location: | Delaware County, New York |
| Mouth: | West Branch Delaware River |
| Mouth Location: | Delhi, New York, Delaware County, New York, United States |
| Mouth Coordinates: | 42.2564°N -74.9544°W |
| Basin Size: | 7.8sqmi |
Peaks Brook flows into the West Branch Delaware River by Delhi, New York.[1]