Planning application
21 St Leonard's Square London NW5 3HL
Works: Extension Demolition Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of a ground floor rear extension; erection of metal railings to the existing first floor roof terrace; lowering of the existing first floor terrace parapet wall; installation of two timber framed windows to the rear outrigger at first and second floors; replacement timber framed window at first floor side elevation; and associated alterations to the external facade, following demolition of the existing ground floor rear extension.
As published by the council, reference 2020/1650/P
Application record
- Reference
- 2020/1650/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted
- Decided
- 12 Oct 2021
- Postcode
- NW5 3HL
Site history
Applications at this address on the Camden register
This site has had 3 applications since 2012: 3 approved, 0 refused.
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2019/2608/P Granted
21 St Leonard's Square London NW5 3HL
Erection of a ground floor rear extension; erection of timber trellis to the existing first floor roof terrace; installation of two timber framed windows to the rear outrigger at first and second floors; replacement timber framed window at first floor side elevation; and associated alterations to the external facade, following demolition of the existing ground floor rear extension.
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2012/0644/T Granted
21 St Leonard's Square London NW5 3HL
DDD - REAR GARDEN: 1 x Whitebeam - Fell - DDD.
Timeline
Dates from the published record
-
12 Oct 2021
Decision issued: Granted
-
22 Jul 2026
Added to PlanIndex
What this grant of permission means
Camden granted permission on 12 October 2021, 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 0.3 miles
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21 St Leonard's Square London NW5 3HL
Erection of a ground floor rear extension; erection of timber trellis to the existing first floor roof terrace; installation of two timber framed windows to the rear outrigger at first and second floors; replacement timber framed window at first floor side elevation; and associated alterations to the external facade, following demolition of the existing ground floor rear extension.
Granted Full applications Extension Demolition +1 28 docs -
21 St Leonards Square London NW5 3HL
Change of use from 2x flats to a single family dwelling (Class C3).
Granted Full applications New dwellingDomestic -
-
23 St. Leonards Square London NW5 3HL
Remodelling and enlargement of roof light and patio doors to rear of property.
Granted Full applications Loft or dormer Windows or glazing -
11 Talacre Road London NW5 3PH
Erection of rear conservatory at second floor level.
Refused Full applications Extension -
Talacre Town Green Talacre Road London NW5 3NS
Upgrade works to the existing Talacre Town Green play area including erection of replacement play equipment.
Granted Full applications
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.
-
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.
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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.