With floats, bands and lots of fun, there has always been something for everyone and 2005 was no different.
Take a look back at these pictures from 20 years ago.

9. The Organisation of National Ex-Servicemen parading at Buncrana. (1803C31)
The Organisation of National Ex-Servicemen parading at Buncrana. (1803C31) : St Patrick's Day Buncrana 2005. Photo: Derry Journal

10. The judging panel pay their respects to the late Leo Rodden during Thursday's parade. (1803C46)
The judging panel pay their respects to the late Leo Rodden during Thursday's parade. (1803C46) : St Patrick's Day Buncrana 2005. Photo: Derry Journal

11. The large crowd on Buncrana Main Street for the annual St. Patrick's Day parade. (1803C47)
The large crowd on Buncrana Main Street for the annual St. Patrick's Day parade. (1803C47) : St Patrick's Day Buncrana 2005. Photo: Derry Journal

12. The Organisation of National Ex-Servicemen parading at Buncrana. (1803C30)
The Organisation of National Ex-Servicemen parading at Buncrana. (1803C30) : St Patrick's Day Buncrana 2005. Photo: Derry Journal