About the Canons Ashby Conservation Area
The Canons Ashby Conservation Area covers about 74 hectares within West Northamptonshire Council’s area. Inside the boundary are 12 listed buildings (2 Grade I, 2 Grade II*, 8 Grade II). The most significant is Canons Ashby House, 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.
- Canons Ashby HouseGrade I
- Church of St MaryGrade I
- Canons Ashby House, Gates and Gatepiers to Green CourtGrade II*
- Canons Ashby House, South Lion Gates and Gatepiers to GardenGrade II*
- Canons Ashby House, Garden Walls Running From North West Corner of House to Green Court GatesGrade II
- Canons Ashby House, Garden Walls Running From South West Corner of House to Lion Gates to South, Including Gate and GatepiersGrade II
- Canons Ashby House, Statue of Shepherd Boy in Green CourtGrade II
- Canons Ashby House, Sundial on the Middle Terrace of GardenGrade II
- Canons Ashby House, Walls Running From Lion Gates to South to South East Corner of HouseGrade II
- Canons Ashby, Gates and Gatepiers to ParkGrade II
- Church CottageGrade II
- Well House Approximately 250 Metres North of Church of St MaryGrade II
Streets in the conservation area
Streets with listed buildings inside the boundary. Boundaries often split a street — check your exact address.
The council’s appraisal
WEBCanons Ashby Conservation Area AppraisalWest Northamptonshire 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 West Northamptonshire Council and Historic England via planning.data.gov.uk (OGL). Guidance only — not an official council check.