sentences:  Nolton is a village and parish on the coast of St Brides Bay, 5.5 miles (9 km) west of Haverfordwest.The name was originally "old-tun" and the dedication of the church to St Madoc suggests that the place was a pre-existing Welsh settlement appropriated by English immigrants around the time of the Norman conquest.Census population of Nolton parish 186 (1801)