Template:OhioValleyForts
| Name | Location | Established | Abandoned | Nationality | Notes |
|---|---|---|---|---|---|
| Fort Presque Isle (1) | Erie, PA | 1753 | 1759 | French | |
| Fort Presque Isle (1) | Erie, PA | 1760 | 1763 | British | |
| Fort Presque Isle (2) | Erie, PA | 1795 | 1814 | American | |
| Fort le Boeuf | Waterford, PA | 1753 | 1759 | French | |
| Fort le Boeuf | Waterford, PA | 1760 | 1763 | British | |
| Fort le Boeuf | Waterford, PA | 1794 | 1814 | American | |
| Fort Machault | Franklin, PA | 1755 | 1759 | French | |
| Fort Venango | Franklin, PA | 1760 | 1763 | British | |
| Fort Franklin (2) | Franklin, PA | 1787 | 1794 | American | |
| Old Garrison | Franklin, PA | 1796 | 1799 | American | |
| Fort Duquesne (1) | Pittsburgh, PA | 1754 | 1758 | French | |
| Mercer's Fort | Pittsburgh, PA | 1758 | 1761 | British | |
| Fort Pitt (1) | Pittsburgh, PA | 1761 | 1772 | British | |
| Fort Pitt (1) | Pittsburgh, PA | 1772 | 1792 | American |