About the Mill Street, East Malling Conservation Area
The Mill Street, East Malling Conservation Area covers about 13 hectares and was designated by Tonbridge and Malling Borough Council in 1971. Inside the boundary are 18 listed buildings (2 Grade II*, 16 Grade II). The most significant is Derbies, Grade II*. Part of the area lies in flood zone 3, so an extension may need a flood risk assessment.
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.
- DerbiesGrade II*
- The BarracksGrade II*
- 120-126, Mill StreetGrade II
- 148-152, Mill StreetGrade II
- 185, Well StreetGrade II
- 205, Well StreetGrade II
- 257-259, Well StreetGrade II
- 69-75, Mill StreetGrade II
- 90, Mill StreetGrade II
- 93 and 95, Mill StreetGrade II
- Elizabeth Smith AlmshousesGrade II
- Horse Pond 20 Yards North West of Weir MillGrade II
- Office Building at Invicta WorksGrade II
- Spring Head FarmhouseGrade II
- Spring Hill LodgeGrade II
- The LaurelsGrade II
- Weir MillGrade II
- Westbrook 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
WEBMill Street, East Malling Conservation Area AppraisalTonbridge and Malling Borough 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 Tonbridge and Malling Borough Council and Historic England via planning.data.gov.uk (OGL). Guidance only — not an official council check.