About the ALTON Conservation Area
The ALTON Conservation Area covers about 23 hectares and was designated by Wiltshire Council in 1992. Inside the boundary are 17 listed buildings (1 Grade I, 1 Grade II*, 15 Grade II). The most significant is Church of St Mary, 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.
ProjectElsewhereIn ALTON CA
- 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.
- Church of St MaryGrade I
- Church of All SaintsGrade II*
- 8Grade II
- Alton Barnes Manor FarmhouseGrade II
- Barn at Alton Priors FarmGrade II
- Carthouse to Alton Priors FarmGrade II
- Chandler's HouseGrade II
- Granary at Alton Priors FarmGrade II
- Kate Gray's CottageGrade II
- Manor CottageGrade II
- Maslen's FarmhouseGrade II
- Neate's FarmhouseGrade II
- The Manor HouseGrade II
- The Old RectoryGrade II
- The PrioryGrade II
- Wall to Kitchen Garden of Former Manor FarmGrade II
- Yew Tree CottageGrade II
The council’s appraisal
WEBALTON Conservation Area AppraisalWiltshire Council’s description of the area’s character — what planners look at when you apply.Open on council site ↗Nearby conservation areas
Boundary and listed buildings from Wiltshire Council and Historic England via planning.data.gov.uk (OGL). Guidance only — not an official council check.