For other places named St Albans see St Albans (disambiguation)

St Albans Head to Durlston Head, with Isle of Portland to Studland Cliffs, form a single unit of cliffed coastline some 40 km in length. They are formed of hard limestones, with chalk at the eastern end, interspersed with slumped sections of soft cliff of sand and clays.

St Albans Head (sometimes called St Aldhelm's Head) is an outcrop of Portland Stone from the overlying Lower Purbeck Stone.

The area is designated a Special Area of Conservation under the European Union's Habitat Directive .