Planning application
21 Downside Crescent LONDON NW3 2AN
Works: Extension Loft or dormer Windows or glazing 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
Erection of a single storey rear extension with roof terrace and alterations to existing extension at ground floor level, installation of two rooflights to side roof slope, removal of existing car port and reinstatement of ground floor window to front elevation, erection of front boundary wall with railings, alterations to doors and windows to side elevation, replacement of existing rear windows at second floor level, replacement of rear first floor windows with French doors and addition of a Juliette balcony to residential units (Class C3).
As published by the council, reference 2011/5180/P
Application record
- Reference
- 2011/5180/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted
- Decided
- 19 Dec 2011
- Postcode
- NW3 2AN
Site history
Applications at this address on the Camden register
This site has had 4 applications since 2011: 4 approved, 0 refused.
-
2024/3712/T Granted
21 Downside Crescent London NW3 2AN
DD 5 Day Notice REAR GARDEN: 1 x Birch (T1) - Cut down to a 3.5m stump to be retained for wildlife.
-
2012/1288/P Granted
21 Downside Crescent LONDON NW3 2AN
Minor amendment to planning permission (ref: 2011/5180/P) granted on 19/12/2011 (for the erection of a single storey rear extension with roof terrace and alterations to existing extension at ground floor level, installation of two rooflights to side roof slope, removal of existing car port and reinstatement of ground floor window to front elevation, erection of front boundary wall with railings, alterations to doors and windows to side elevation, replacement of existing rear windows at second floor level, replacement of rear first floor windows with French doors and addition of a Juliette balcony to residential units (Class C3)) as variation to condition 4 (The development hereby permitted shall be carried out in accordance with the following approved plans) by increasing the height of the wall of the extension between 21 & 23 Downside Crescent, removing the roof terrace, and inserting a rooflight to the extension.
-
2011/5157/P Granted
21 Downside Crescent LONDON NW3 2AN
Conversion of ground floor flat and first and second floor maisonette into a single dwelling house (Class C3).
Timeline
Dates from the published record
-
19 Dec 2011
Decision issued: Granted
-
22 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
1 later application on the register refers to this one:
-
2012/1288/P Granted
21 Downside Crescent LONDON NW3 2AN
Minor amendment to planning permission (ref: 2011/5180/P) granted on 19/12/2011 (for the erection of a single storey rear extension with roof terrace and alterations to existing extension at ground floor level, installation of two rooflights to side roof slope, removal of existing car port and reinstatement of ground floor window to front elevation, erection of front boundary wall with railings, alterations to doors and windows to side elevation, replacement of existing rear windows at second floor level, replacement of rear first floor windows with French doors and addition of a Juliette balcony to residential units (Class C3)) as variation to condition 4 (The development hereby permitted shall be carried out in accordance with the following approved plans) by increasing the height of the wall of the extension between 21 & 23 Downside Crescent, removing the roof terrace, and inserting a rooflight to the extension.
What this grant of permission means
Camden granted permission on 19 December 2011, 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 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 500 metres
-
21 Downside Crescent LONDON NW3 2AN
Minor amendment to planning permission (ref: 2011/5180/P) granted on 19/12/2011 (for the erection of a single storey rear extension with roof terrace and alterations to existing extension at ground floor level, installation of two rooflights to side roof slope, removal of existing car port and reinstatement of ground floor window to front elevation, erection of front boundary wall with railings, alterations to doors and windows to side elevation, replacement of existing rear windows at second floor level, replacement of rear first floor windows with French doors and addition of a Juliette balcony to residential units (Class C3)) as variation to condition 4 (The development hereby permitted shall be carried out in accordance with the following approved plans) by increasing the height of the wall of the extension between 21 & 23 Downside Crescent, removing the roof terrace, and inserting a rooflight to the extension.
Granted Full applications Extension Loft or dormer +1Small domestic -
21 Downside Crescent London NW3 2AN
DD 5 Day Notice REAR GARDEN: 1 x Birch (T1) - Cut down to a 3.5m stump to be retained for wildlife.
Granted Trees -
21 Downside Crescent LONDON NW3 2AN
Conversion of ground floor flat and first and second floor maisonette into a single dwelling house (Class C3).
Granted Full applicationsDomestic -
23 Downside Crescent London NW3 2AN
Erection of full-width rear extension following demolition of existing part width extension, installation of rear dormer window and two side rooflights, removal of external staircase, and alterations to fenestration and front boundary wall.
Granted Full applications Extension Loft or dormer +2Small domestic -
23 Downside Crescent London NW3 2AN
Details of tree protection measures and arboricultural method statement required by condition 4, details of chartered engineer required by condition 5, and details of Construction Management Statement (CMS) required by condition 6 of planning permission 2014/7587/P dated 20/05/2015 (for excavation of single storey basement, rear extension and conversion of 2x flats to single family dwelling).
Granted Full applications New dwelling Extension +1Small domestic -
23 Downside Crescent London NW3 2AN
Formation of basement level below footprint of existing property
Granted Full applications
Other full applications
In Camden
-
2026/2471/P Granted
Flat A 26 Eton Avenue London NW3 3HL
Proposed elevational alterations to side and rear of the garden flat.
-
2026/2467/P Granted
42 Mornington Terrace London Camden NW1 7RT
Replacement door and window at lower ground floor level to rear outrigger and installation of sandstone steps in rear garden.
-
2026/2424/P Granted
British Museum Great Russell Street London WC1B 3DG
Details of SUDS system evidence required by Condition 10 of planning permission ref 2023/1848/P dated 17/07/2024 for Erection of new two storey building, plus basement and associated works to provide plant and welfare accommodation ancillary to the Museum following demolition of existing building and two storey structures on East Road (to the rear of 9-11 Montague Street and 43 Russell Square)
-
2026/3888/P Awaiting decision
Unit A, Ground Floor West 3-5 Bleeding Heart Yard London EC1N 8SJ
Replace solid metal ground floor entrance door with glazed entrance door (Retrospective).
-
2026/3903/P Awaiting decision
2 Fellows Road London NW3 3LP
Details pursuant to Condition 4 (Materials Details) of planning permission ref. 2026/2123/P (dated 21/07/2026) for: Amalgamation of existing two flats into one single dwellinghouse (Class C3); garage conversion to habitable space; infill extension at front lower ground and ground floors; minor changes to fenestration at rear; erection of copper roof extension with rooflight to existing rear extension; replacement terrace railings; installation of rooflight to main roof; new front boundary railings and gates; refurbishment of front steps; rear garden landscaping works; and associated exterior alterations.