Portsalon (Irish: Port an tSalainn) is a coastal townland in County Donegal, Ireland.

It is situated on the scenic Lough Swilly and it is known for its beach, which was deemed to be the second most beautiful beach in the world by The Observer newspaper.

Now it is a tourist resort and many visitors have built holiday homes around Portsalon.

[citation needed] September 2019, Donegal County Council took action to tackle flooding problems at Portsalon.

[2] This article related to the geography of County Donegal, Ireland is a stub.