Planning application
51 Sunningfields Road London NW4 4RA
Works: Extension Demolition Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
No2 single storey rear extensions, following the demolition of the existing conservatory and raised patio. One with a proposed depth of 8.00 metres and one with a proposed depth of 4.55 metres, both having a proposed maximum height of between 3.78m and 3.38 metres, and eaves height of 2.95 metres (AMENDED)
As published by the council, reference 25/4484/PNH
Application record
- Reference
- 25/4484/PNH
- Type
- Prior Notification (Householder)
- Status
- Prior Approval Not Required
- Decision
- Granted As published: Prior Approval Not Required
- Received
- 11 Nov 2025
- Validated
- 11 Nov 2025
- Decided
- 16 Dec 2025
- Ward
- Hendon
- Decision by
- Delegated Decision
- Postcode
- NW4 4RA
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2025: 2 approved, 1 refused.
-
26/0916/192 Granted
51 Sunningfields Road London NW4 4RA
Alterations and extensions to the roof including wrap around side and rear dormer window with 2no. juliette balconies and 1no. side and front facing rooflight
-
25/5073/192 Refused
51 Sunningfields Road London NW4 4RA
Alterations and extensions to the roof including wrap around side and rear dormer window with 2no. juliette balconies and 2no. side facing rooflights
Timeline
Dates from the published record
-
11 Nov 2025
Received by Barnet
-
16 Dec 2025
Decision issued: Prior Approval Not Required
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
UPP Architects + Town Planners Agent, an architecture practice
159 applications on PlanIndex · across 32 councils · 79% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
5 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
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Open the documentsWhat this grant of permission means
Barnet granted permission on 16 December 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About prior approval applications
Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
51 Sunningfields Road London NW4 4RA
Alterations and extensions to the roof including wrap around side and rear dormer window with 2no. juliette balconies and 1no. side and front facing rooflight
Granted Lawful development Extension Loft or dormer +1 5 docs -
51 Sunningfields Road London NW4 4RA
Alterations and extensions to the roof including wrap around side and rear dormer window with 2no. juliette balconies and 2no. side facing rooflights
Refused Lawful development Extension Loft or dormer +1 5 docs -
44 St Marys Crescent London NW4 4LH
Single storey front porch/side extension including conversion of the existing garage into habitable room, insertion of window to replace the existing garage door and front new access steps with associated railings
Granted Householder Extension Windows or glazing 5 docsSmall domestic -
155 Sunny Gardens Road London NW4 1SG
80% historically approved · decision due ~4 Nov
Erection of a rear outbuilding and shed
Awaiting decision Lawful development 3 docsSmall domestic -
37 Rowsley Avenue London NW4 1AP
77% historically approved · decision due ~28 Jan
Single storey front, side extension and rear extensions with 3no. rooflights following demolition of the existing conservatory. Repositioning of existing air conditioning unit to side elevation
Awaiting decision Householder Extension Loft or dormer +1 7 docsSmall domestic -
155 And 157 Sunny Gardens Road London NW4 1SG
63% historically approved · decision due ~3 Nov
Part single, part two storey side and rear extensions including conversion of the garage into habitable room, insertion of window to replace the garage door and new front porch. Alterations to existing front bay windows. Creation of basement levels with garden level rooms with associated stairs leading to garden level and patio and front light wells to front elevation. Roof extension including rear dormer windows, side gable windows and 2no. front facing rooflights to both properties
Awaiting decision Full applications Extension Loft or dormer +1 16 docsSmall domestic
Other prior approval applications
In Barnet
-
26/3835/PNH Awaiting decision
3 Devonshire Crescent London NW7 1DN
Single storey rear extension with a proposed depth of 5.00 metres, maximum height of 3.48 metres and eaves height of 3.00 metres. Following demolition of existing rear outrigger.
-
26/3832/PNH Awaiting decision
48 Alverstone Avenue Barnet EN4 8EB
Single storey rear extension with a proposed depth of 4.5 metres, maximum height of 3.15 metres and eaves height of 3 metres following demolition of existing rear extension.
-
26/3823/PNH Awaiting decision
7 Southbourne Crescent London NW4 2LB
Single storey rear extension added to an existing extension with the total extension measuring 6.00 metres deep, with a maximum height of 3.00 metres and an eaves height of 3.00 metres.
-
26/3809/PND Awaiting decision
10 Clifford Road Barnet EN5 5PG
Demolition of existing garage
-
26/3819/PNH Awaiting decision
78 Russell Lane London N20 0AP
2no. Single storey rear extensions with a proposed depth of 7.00 metres, maximum height of 3.60 metres and eaves height of 3.00 metres. Following demolition of the existing side/rear outrigger.