About the Portesham Conservation Area
The Portesham Conservation Area covers about 22 hectares and was designated by Dorset Council in 1971. Inside the boundary are 22 listed buildings (1 Grade I, 1 Grade II*, 20 Grade II). The most significant is Parish Church of St Peter, Grade I.
What changes inside the conservation area
Conservation areas are “Article 2(3) land”. You keep most permitted development rights, but these are removed or tightened.
- Rear extensionElsewhere: 3 m · 6 m with PANo 6 m / 8 m prior approval
- Two-storey extensionElsewhere: 3 mNeeds planning permission
- Side extensionElsewhere: Half the widthNeeds planning permission
- Loft conversionElsewhere: 50 m³Needs planning permission
- Garden roomElsewhere: 2.5 m high by boundariesNot beside the house
- PorchElsewhere: 3 m²Same limits
- Solar panelsElsewhere: 0.2 m projectionSame limits
- Air source heat pumpElsewhere: 1 unitNot facing the road
- Fences, walls and gatesElsewhere: 2 m · 1 m by a roadSame limits
- External claddingElsewhere: Matching materialsNeeds planning permission
- Tree workElsewhere: No notice6 weeks’ notice to the council
- Demolition (over 115 m³)Elsewhere: AllowedNeeds planning permission
Limits for a semi-detached house under the GPDO 2015. An Article 4 direction can remove more.
Listed buildings in the conservation area
Any work affecting these needs listed building consent, inside or out. Each links to its entry on the National Heritage List.
- Parish Church of St PeterGrade I
- Manor House and StablesGrade II*
- Chestnut CottagesGrade II
- Dowand Monument, 3 Metres South of Parish Church of St Peter, Porch in the Church YardGrade II
- Front Walls and Railings 15 Metres South-East of Portesham HouseGrade II
- Hampton CottageGrade II
- Hawkins Monument 5 Metres North of Parish Church of St Peter, North Aisle, In the Church YardGrade II
- Manor FarmhouseGrade II
- Monument Unidentified, 18 Metres South-East of Parish Church of St Peter, Porch in the Church YardGrade II
- Monument Unidentified, 25 Metres South-South-West of Parish Church of St Peter, Porch in the Church YardGrade II
- Monument Unidentified, 28 Metres South South East of Parish Church of St Peter, Porch in ChurchyardGrade II
- Portesham HouseGrade II
- Portesham War MemorialGrade II
- Russell Monument, 20 Metres South-West of Parish Church of St Peter, Porch in the Church YardGrade II
- Samson Monument, 5 Metres North of Parish Church of St Peter Chancel, In the Church YardGrade II
- Shepherd's CottageGrade II
- The KnappGrade II
- Thornhyll Monument, 4 Metres South of Parish Church of St Peter, Porch in the Church YardGrade II
- Three Unidentified Monuments 4-8 Metres North of Parish Church of St Peter, North Aisle, In the Church YardGrade II
- Trafalgar HouseGrade II
- Tudor HouseGrade II
- Two Unidentified Monuments 18-20 Metres South-West of Parish Church of St Peter, Porch, In the Church YardGrade II
Streets in the conservation area
Streets with listed buildings inside the boundary. Boundaries often split a street — check your exact address.
Nearby conservation areas
Boundary and listed buildings from Dorset Council and Historic England via planning.data.gov.uk (OGL). Guidance only — not an official council check.