| Fort Southwick | |
|---|---|
 Aerial view of the fort | |
  Fort Southwick | |
| Coordinates | 50°51′32″N 1°06′31″W / 50.858777°N 1.108506°W |
| Site information | |
| Open to the public | No |
| Condition | Complete |
| Site history | |
| Built | 1861-1870 |
| Materials | Earth Brick |
Fort Southwick is one of the forts found on Portsdown Hill, which overlooks the naval base of Portsmouth in the county of Hampshire, England.