Planning application
8 Frognal Lane London NW3 7DU
Works: Extension Loft or dormer
At appeal, which passes the decision to the national inspectorate. Anyone who commented before is normally able to comment again.
Proposal
Erection of a mansard roof extension to provide a 2-bedroom flat (Class C3) with terrace at third floor level and alteration to existing side dormer.
As published by the council, reference 2019/5690/P
Application record
- Reference
- 2019/5690/P
- Category
- Full applications
- Status
- Appeal Decided
- Decision
- Refused
- Decided
- 27 May 2020
- Postcode
- NW3 7DU
Site history
Applications at this address on the Camden register
This site has had 13 applications since 2011: 9 approved, 3 refused.
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2026/2959/P Granted
8 Frognal Lane London NW3 7DU
Details pursuant to Condition 5 (Certificate of Structural Engineer) and Condition 8 (Foundation Details) of planning permission 2025/4041/P granted on 08/07/2026 for: Creation of a basement level beneath the approved rear extension and part of the rear property, including internal alterations and the installation of a side elevation window at basement level.
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2026/1644/P Granted
8 Frognal Lane London NW3 7DU
Discharge of details for condition 5 (Certificate of Structural Engineer) of planning permission 2025/1733/P, for the creation of a front lightwell, enlargement of two side-facing ground floor windows, and the installation of a staircase lift, granted on 01/04/2026.
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2025/4041/P Granted
8 Frognal Lane London NW3 7DU
Creation of a basement level beneath the approved rear extension and part of the rear property, including internal alterations and the installation of a side elevation window at basement level.
-
2025/0480/P Granted
8 Frognal Lane London NW3 7DU
Erection of external balconies on the rear elevation and first floor levels, erection of single storey rear extension and raised timber deck terrace to the lower ground floor flat (Class C3)
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2025/0796/T Granted
8 Frognal Lane London NW3 7DU
FRONT GARDEN: 1 x Hawthorn (T1) - Crown reduce by 2m.
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2022/0097/P Granted
8 Frognal Lane London NW3 7DU
Erection of external balconies on the rear elevation at ground and first floor levels. Erection of a single storey rear extension with raised timber deck terrace to the lower ground floor flat (Class C3).
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2019/5693/P Refused
8 Frognal Lane London NW3 7DU
Installation of glazed balustrade at roof level, enlargement of existing side dormer window and installation of glazed access rooflight,all in association with creating communal rooftop terrace.
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2019/2321/P Granted
8 Frognal Lane London NW3 7DU
Erection of external balconies on the rear elevation at ground and first floor levels. Erection of a single storey rear extension with raised timber deck terrace to the lower ground floor flat (Class C3).
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2018/6025/P Refused
8 Frognal Lane London NW3 7DU
Erection of a roof extension to create 1x2-bed flat with terrace at 3rd floor level (Class C3). Extending the existing side dormer. Installation of balconies and alterations to fenestration on the rear elevation at first & second floors.
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2013/5441/T Granted
8 Frognal Lane London NW3 7DU
FRONT GARDEN: 1 x Hawthorn - Reduce crown by 2m on height and 2.5m on width.
Timeline
Dates from the published record
-
27 May 2020
Decision issued: Refused
-
22 Jul 2026
Added to PlanIndex
What happens at appeal
This application is at appeal, which passes the decision from Camden to the planning inspectorate, and the outcome will replace the council's decision. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
8 Frognal Lane London NW3 7DU
Erection of external balconies on the rear elevation and first floor levels, erection of single storey rear extension and raised timber deck terrace to the lower ground floor flat (Class C3)
Granted Full applications ExtensionSmall domestic -
8 Frognal Lane London NW3 7DU
92% historically approved
Erection of external balconies to the rear elevation at first floor level; a single-storey rear extension and raised timber deck terrace to the lower ground floor flat; creation of a front lightwell; installation of an additional side window and the addition of a staircase lift.
Awaiting decision Full applications Extension Windows or glazingSmall domestic -
8 Frognal Lane London NW3 7DU
Erection of external balconies on the rear elevation at ground and first floor levels. Erection of a single storey rear extension with raised timber deck terrace to the lower ground floor flat (Class C3).
Granted Full applications ExtensionSmall domestic -
8 Frognal Lane London NW3 7DU
Creation of a basement level beneath the approved rear extension and part of the rear property, including internal alterations and the installation of a side elevation window at basement level.
Granted Full applications Extension Windows or glazing 19 docs -
8 Frognal Lane London NW3 7DU
Discharge of details for condition 5 (Certificate of Structural Engineer) of planning permission 2025/1733/P, for the creation of a front lightwell, enlargement of two side-facing ground floor windows, and the installation of a staircase lift, granted on 01/04/2026.
Granted Full applications Windows or glazing 2 docs -
8 Frognal Lane London NW3 7DU
Installation of glazed balustrade at roof level, enlargement of existing side dormer window and installation of glazed access rooflight,all in association with creating communal rooftop terrace.
Refused Full applications Loft or dormer Windows or glazing
Other full applications
In Camden
-
2026/0990/P Refused
1 Bleeding Heart Yard & 19 Greville Street London EC1N 8SJ
Change of use from office space and restaurant use (Class E) and members club (Sui Generis) to affordable workspace and restaurant use (Class E) and 1 x residential unit on the third and fourth floors (Class C3). Erection of a two-storey roof extension across 19 Greville Street and 1 Bleeding Heart Yard, including alterations at second-floor level to the interior courtyard elevation, ground-floor fenestration changes, and a roof terrace for the associated residential unit.
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2026/3044/P Granted
London Irish Centre 50-52 Camden Square London NW1 9XB
Details to discharge Condition 25 Part A (Air Quality Monitoring) of planning permission ref. 2020/1481/P dated 17/05/24 for 'Redevelopment of site to provide new and reconfigured community centre and ancillary residential accommodation (Class D1/ D2) involving alterations to retained buildings at No's. 50, 51 and 52 Camden Square including replacement of two storey 'link' building; demolition of Murray Street and Murray Mews buildings and replacement with part-three / part-four storey building (plus basement level) with second and third floor terraces and new entrance; associated landscaping and cycle parking'.
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2026/4338/P Awaiting decision
32 Willoughby Road London NW3 1RU
Details to discharge condition 6 (tree protection methods) of planning permission 2025/4186/P granted 13/11/2025 for 'Demolition of existing two storey outrigger and replacement with part two-storey, part single storey rear extension, loft conversion with dormer and roof light to main roof at rear, new windows to flanking wall, replacement of existing windows and installation of a gate and fence to side'.
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2026/4141/P Awaiting decision
24 Endell Street London WC2H 9HQ
Relocation of three air conditioning condenser units to first floor roof, construction of an acoustic enclosure and other associated works.
-
2026/3907/P Awaiting decision
Flat 1 16 Lyndhurst Road London NW3 5NL
External renovations to the front of the property, including works to the entry porch, steps, replacment front door, installation of metal railings to boundary wall and paving to front garden and erection of a glass roof to the side passage to create a bike shelter.