About the Millmead and Portsmouth Road, Guildford Conservation Area
The Millmead and Portsmouth Road, Guildford Conservation Area covers about 27 hectares and was designated by Guildford Borough Council in 1989. Inside the boundary are 37 listed buildings (1 Grade II*, 36 Grade II). The most significant is Church of St Nicolas, 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.
- Church of St NicolasGrade II*
- 1-3, Bury StreetGrade II
- 12, The MountGrade II
- 16A, Park StreetGrade II
- 2, 4 and 6, High StreetGrade II
- 2, Mount PleasantGrade II
- 35, The MountGrade II
- 4, The MountGrade II
- 43 and 45, The MountGrade II
- 5 and 6, MillmeadGrade II
- 69 and 71, Portsmouth RoadGrade II
- 79, Portsmouth RoadGrade II
- 87 and 89, Portsmouth RoadGrade II
- 91, Portsmouth RoadGrade II
- Caleb Lovejoy AlmshousesGrade II
- Hairdressers Limelight BistroGrade II
- HorncastleGrade II
- Lintott HouseGrade II
- Lower Retaining Wall and Fountain at St Catherine's SchoolGrade II
- Mead CottageGrade II
- Millmead HouseGrade II
- Mount Manor CottageGrade II
- Mount Manor HouseGrade II
- Mount Pleasant CottageGrade II
Show all 37 listed buildings ↓All 37 listed buildings
- Nos 39 and 41, Including RailingsGrade II
- Old River CottageGrade II
- Pleasant LodgeGrade II
- St Catherine's School and Upper Retaining WallGrade II
- St Nicholas HouseGrade II
- The CourtGrade II
- The HavenGrade II
- Town MillGrade II
- Weir HouseGrade II
- Westbury HouseGrade II
- Wey Cottage and No. 25Grade II
- Wycliffe BuildingsGrade II
- Yvonne Arnaud TheatreGrade 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
WEBMillmead and Portsmouth Road, Guildford Conservation Area AppraisalGuildford 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 Guildford Borough Council and Historic England via planning.data.gov.uk (OGL). Guidance only — not an official council check.