McCowan Yard
| Interior of the McCowan Carhouse | |
| Location | |
|---|---|
| Location | Scarborough, Toronto | 
| Coordinates | 43°46′29″N 79°14′49″W / 43.7746°N 79.2469°W | 
| Characteristics | |
| Operator | Toronto Transit Commission | 
| Rolling stock | S series | 
| History | |
| Opened | March 23, 1985 | 
| Closed | July 24, 2023 | 
McCowan Yard is an inactive rail yard on the Toronto Transit Commission's (TTC's) Line 3 Scarborough of the Toronto subway system. Line 3 permanently closed following a derailment on July 24, 2023.