Dalys Island
  Dalys Island | |
| Geography | |
|---|---|
| Location | Mohawk River |
| Coordinates | 42°50′21″N 73°59′49″W / 42.83917°N 73.99694°W[1] |
| Highest elevation | 236 ft (71.9 m) |
| Administration | |
 United States | |
| State |  New York |
| County | Schenectady |
| Towns | Glenville |
Dalys Island or Daleys Island is an island on the Mohawk River west of Scotia in Schenectady County, New York.