Portmahomack is a small fishing village in Easter Ross, Scotland. It is situated in the Tarbat Peninsula in the parish of Tarbat. Tarbat Ness Lighthouse is about three miles from the village at the end of the Tarbat Peninsula. Ballone Castle lies about one mile from the village.

Tarbat is a civil parish in Highland, Scotland, in the north-east corner of Ross and Cromarty.