Planning pulse
London planning approval rates by borough
House extension (householder) decisions over the last 12 months, from the London Planning Datahub. Withdrawn applications are left out. Where a council publishes fewer than 150 decisions, or no refusals, we don't show a rate.
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Fewer Higher approval rate
Latest decisions across London
- Single storey rear extension and two storey side extension.
- Single storey side extension.
- Alterations, demolition of existing conservatory, erection of two-storey side extension and single-storey side/rear extension, demolition of existing garage, erection of single-storey side/rear extension to provide repla
- Single storey rear infill extension involving demolition of existing conservatory.
- Single storey rear extension.
- Conversion of garage into habitable room.
- Repair and retention of existing windows and installation of 2no conservation rooflights; internal works including partial removal of internal walls and ceiling linings and associated internal refurbishment works.
- Demolition of the front entrance porch, single storey attached flank garage and removal of a rear/flank chimney stack, provision of a front entrance canopy with steps up to the front entrance door, erection of a single s
- Erection of a single storey side extension.
- Erection of a part one, part two storey front, side and rear extension and alterations to the fenestrations.
- Erection of a single storey rear infill extension with roof lanterns to the house
- Enlargement of the rear roof dormer extension with two front roof windows to the house and a juliet balcony.
- Retrospective application for the single storey front and side infill extensions. Removal of the single storey rear canopy extension to the house
- Erection of a side and rear roof extension with two front, two side and one rear roof window incorporating the relocation and replacement of the front door following the demolition of the porch.
- Demolition of an existing rear canopy and erection of a single storey rear enclosed glass veranda extension
- Erection of rear dormer roof extension and installation of 3nos front rooflights.
- Erection of a single storey new garage.
- Demolition of existing single storey rear conservatory and erection of single storey rear extension
- Replacement rear extension, addition of a side dormer, widening of the front and rear dormers, alterations to the window glazing, to increase the height of the coach house extension, and internal alterations to layout an
- Proposed demolition of existing garage and rebuilding garage with same dimensions.
- EV chargepoint to be installed at front of property. The chargepoint will be used with a footway channel - application for footway channel approved by council (ref 791154340).
- Variation of condition 2 of planning permission ref: 2025/00136/VAR granted 20th May 2025 for the Variation of condition 2 (approved drawings) and 3 (materials) of planning permission ref: 2024/01114/FUL granted 11th Dec
- Part single-storey, part two-storey staggered rear extension with 1 no. rooflight, new lowered rear terrace area with associated privacy screens, balustrades and access steps to the garden, and erection of a new boundary
- Erection of a single storey side extension, a first floor rear extension, alterations to existing front porch and conversion of roof space to habitable use to include a rear dormer, 2no. roof lights, and conversion of ro
- Erection of an Outbuilding to rear garden
- Construction of a single-storey rear extension with a mono-pitched roof and associated internal alterations.
- Erection of a rear roof extension, erection of a rear extension at second floor level on top of the existing back addition, erection of a single storey rear extension to the side and rear of existing back addition replac
- Schedule 1 application for the construction of a single-storey rear extension at 178 Burnt Ash Hill, SE12.
- Schedule 1 application for the construction of a two-storey side extension and single-storey rear extension, loft conversion with a rear dormer and two front rooflights at 68 Crantock Road, SE6.
- Schedule 1 application for the construction of a two-storey extension to the side with a pitched roof to the front ground floor elevation, together with alterations to the roof, fenestration and all associated works at 1
- Schedule 1 application for the construction of a single storey extension to the rear and all associated works at 28 Siddons Road SE23.
- The works include a rear mansard extension.
- Variation of Condition 2 (approved drawings) of planning permission reference: 2025/00976/FUL dated 13th October 2025 for the "Erection of front and rear roof extensions including the formation of a hip to gable roof ext
- Single storey rear/side extension with hip to gable roof extension to main roof and outrigger, rear dormer and front rooflights.
- Conversion of garage into a habitable room following demolition of existing garage and double storey side extension
- Erection of single storey rear extension
- Erection of a full width lower ground floor rear extension and half width upper ground floor extension.
- Replacement of existing timber windows with new uPVC windows to the front elevation of the property. (This application is in the Woodgrange Estate Conservation Area.)
- Demolition of existing ground floor rear extension and erection of a single storey ground floor rear and side extension.
- Erection of an L-shaped dormer loft conversion.
| Borough | Approval rate | Approved | Refused | All decisions, 30 days |
|---|---|---|---|---|
| Hammersmith and Fulham | 98% | 211 | 4 | 166 |
| Kensington and Chelsea | 95% | 652 | 31 | 325 |
| Southwark | 95% | 478 | 23 | 270 |
| Merton | 93% | 742 | 56 | 5 |
| Wandsworth | 93% | 784 | 59 | 0 |
| Sutton | 92% | 506 | 42 | 139 |
| Camden | 91% | 348 | 33 | 116 |
| Hillingdon | 91% | 1,016 | 97 | 254 |
| Kingston upon Thames | 91% | 644 | 65 | 181 |
| Tower Hamlets | 91% | 168 | 17 | 95 |
| Lewisham | 89% | 536 | 65 | 200 |
| Newham | 89% | 349 | 45 | 147 |
| Ealing | 88% | 633 | 90 | 0 |
| Brent | 86% | 691 | 110 | 173 |
| Croydon | 86% | 624 | 100 | 236 |
| Hackney | 85% | 318 | 58 | 10 |
| Barnet | 83% | 1,013 | 214 | 306 |
| Hounslow | 83% | 597 | 125 | 180 |
| Harrow | 82% | 667 | 145 | 8 |
| Enfield | 81% | 586 | 141 | 385 |
| Greenwich | 81% | 493 | 117 | 213 |
| Waltham Forest | 81% | 546 | 127 | 12 |
| Barking and Dagenham | 70% | 224 | 94 | 4 |
| Bexley | Not enough data | 94 | 6 | 176 |
| Bromley | Not enough data | |||
| City of London | Not enough data | 0 | 0 | 131 |
| Haringey | Not enough data | 0 | 0 | 14 |
| Havering | Not enough data | 32 | 0 | 196 |
| Islington | Not enough data | 58 | 2 | 232 |
| Lambeth | Not enough data | 65 | 14 | 255 |
| Redbridge | Not enough data | 67 | 8 | 284 |
| Richmond upon Thames | Not enough data | 741 | 0 | 356 |
| Westminster | Not enough data | 18 | 2 | 702 |
Planning
Planning decision date calculator
When to expect a decision, with your borough's real approval rate.
PlanningPermitted development checker
Can your rear extension go ahead without planning permission?
PlanningLoft conversion volume calculator
Check a dormer and hip to gable against the 40 or 50 m³ limit.