| State: | TX |
| Alternate Name: | Harborside Drive |
| Type: | SH |
| Route: | 275 |
| Map Custom: | yes |
| Map Notes: | SH 275, highlighted in red |
| Length Mi: | 6.225 |
| Length Round: | 3 |
| Established: | 1993 |
| Direction A: | West |
| Direction B: | East |
| Terminus A: | in Galveston |
| Terminus B: | in Galveston |
| Previous Type: | SH |
| Previous Route: | 274 |
| Next Type: | SH |
| Next Route: | 276 |
State Highway 275 (SH 275) is a Texas state highway running along the northern side of Galveston Island from Interstate 45 to SH 87.
SH 275 begins at a junction with I-45 in Galveston. It initially heads north, but turns towards the east as it heads through Galveston. SH 275 reaches its eastern terminus at a junction with SH 87 in Galveston. The highway is also known as Harborside Drive.
SH 275 was originally designated on August 1, 1938 on a route from Mabelle to Jimtown.[1] This was cancelled on November 24, 1941.[2] The current route was designated on February 23, 1993.