About the Dicconson, Wigan Conservation Area
The Dicconson, Wigan Conservation Area covers about 7.9 hectares and was designated by Wigan Metropolitan Borough Council in 1982. Inside the boundary are 14 listed buildings (3 Grade II*, 11 Grade II). The most significant is Church of St John, Grade II*.
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.
- Church of St JohnGrade II*
- Church of St MaryGrade II*
- Mabs CrossGrade II*
- 134, StandishgateGrade II
- 138, StandishgateGrade II
- 17-33, DICCONSON STREET (See details for further address information)Grade II
- 21, Upper Dicconson StreetGrade II
- 7, Upper Dicconson StreetGrade II
- Griffin HotelGrade II
- Number 136 With Attached Wall to the LeftGrade II
- Royal Oak HotelGrade II
- St Johns ClubGrade II
- Walmesley Monument in Front of Church of St JohnGrade II
- Whitesmiths Arms Public HouseGrade II
The council’s appraisal
WEBDicconson, Wigan Conservation Area AppraisalWigan Metropolitan 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 Wigan Metropolitan Borough Council and Historic England via planning.data.gov.uk (OGL). Guidance only — not an official council check.