Totley Tunnel
| Western portal | |
| Overview | |
|---|---|
| Line | Hope Valley Line | 
| Location | Grindleford, Derbyshire | 
| Coordinates | 53°18′40″N 1°35′06″W / 53.311°N 1.585°W | 
| Operation | |
| Work begun | 1888 | 
| Constructed | Thomas Oliver of Horsham | 
| Opened | 1893 | 
| Owner | Network Rail | 
| Technical | |
| Design engineer | Parry and Storey of Nottingham | 
| Length | 6,230 yards (5.70 km; 3.54 mi) | 
| Track gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge | 
Totley Tunnel is a 6,230-yard (3.5 mi; 5.7 km) tunnel under Totley Moor, on the Hope Valley line between Totley on the outskirts of Sheffield and Grindleford in Derbyshire, England.