| Southdale | |
| Type: | Neighbourhood |
| Pushpin Map: | Canada Nova Scotia |
| Pushpin Label Position: | none |
| Pushpin Map Caption: | Location within Nova Scotia |
| Coordinates: | 44.6661°N -63.5414°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Halifax Regional Municipality |
| Subdivision Type3: | Community |
| Subdivision Name3: | Dartmouth |
| Subdivision Type4: | Community council |
| Subdivision Name4: | Harbour East - Marine Drive Community Council |
| Subdivision Type5: | District |
| Subdivision Name5: | 5 - Dartmouth Centre |
| Population As Of: | census |
| Postal Code Type: | Postal code |
| Postal Code: | B2Y |
| Area Code Type: | Area code |
| Area Code: | 902 |
| Blank Name Sec1: | GNBC |
| Blank Info Sec1: | CBJOA |
Southdale is a neighbourhood located between the neighbourhoods of Woodside and Manor Park in the community of Dartmouth, in the Halifax Regional Municipality, Nova Scotia. The primary street is Portland Street which forms part of Route 207. A small lake called Maynard Lake is located within the neighbourhood .