St Petrox is an ancient parish in southern Pembrokeshire. Most of the parish falls under into the Pembrokeshire Coast National Park, except for the northern fringe including the parish church. There is no village, only scattered farms. The B4319 from Pembroke to Angle passes through the parish.
There is a campsite located adjacent to the parish church.
- Location map: 51°38’16"N, 4°56’9"W