Strathalbyn Road
| Strathalbyn Road | |
|---|---|
| Coordinates | 
 | 
| General information | |
| Type | Road | 
| Length | 34.5 km (21 mi) | 
| Route number(s) | B33 (1998–present) | 
| Major junctions | |
| Northwest end | Mount Barker Road Aldgate, South Australia | 
| 
 | |
| Southeast end | Long Valley Road Strathalbyn, South Australia | 
| Location(s) | |
| Region | Adelaide Hills, Fleurieu and Kangaroo Island | 
| Major suburbs | Mylor, Echunga, Macclesfield | 
Strathalbyn Road is a South Australian road connecting the towns of Aldgate, Mylor, Echunga, Macclesfield and Strathalbyn, designated part of route B33.