About the Cawston Conservation Area
The Cawston Conservation Area covers about 11 hectares and was designated by Broadland District Council in 1979. Inside the boundary are 14 listed buildings (1 Grade I, 1 Grade II*, 12 Grade II). The most significant is The Parish Church of St Agnes, Grade I. 2 Tree Preservation Order records overlap the area; every other tree here still needs six weeks’ notice before work.
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.
- The Parish Church of St AgnesGrade I
- Bank Cottage and Oak HouseGrade II*
- 13 and 15, Chapel StreetGrade II
- 14, 16 and 18, High StreetGrade II
- 22, 24 and 26, High StreetGrade II
- 5, 7, 9 and 11, Chapel StreetGrade II
- 6, Chapel StreetGrade II
- Adjoining House to East the PoplarsGrade II
- Boundary Wall Between the Old Rectory and ChurchyardGrade II
- Church FarmhouseGrade II
- Cooks ShopGrade II
- The BellGrade II
- The Old RectoryGrade II
- The White HouseGrade 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
WEBCawston Conservation Area AppraisalBroadland District 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 Broadland District Council and Historic England via planning.data.gov.uk (OGL). Guidance only — not an official council check.