| Meaning of name | named after Sir Robert Preston |
|---|---|
| Location | |
  Preston Island Preston Island shown within Scotland | |
| OS grid reference | NT004856 |
| Coordinates | 56°03′11″N 3°36′00″W / 56.053°N 3.600°W |
| Physical geography | |
| Island group | Islands of the Forth |
| Highest elevation | <10 m |
| Administration | |
| Council area | Fife |
| Country | Scotland |
| Sovereign state | United Kingdom |
| Demographics | |
| Population | 0 |
 | |
Preston Island is a former artificial island in the Firth of Forth, Scotland. The reclaimed land was once used for salt production, using local coal. It is part of Fife.