Planning application
21 St Mark's Crescent London NW1 7TU
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of single storey rear outbuilding
As published by the council, reference 2025/2494/P
Application record
- Reference
- 2025/2494/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted
- Decided
- 18 Jun 2025
- Postcode
- NW1 7TU
Site history
Applications at this address on the Camden register
This site has had 5 applications since 2018: 4 approved, 0 refused.
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2025/0866/P Withdrawn
21 St Mark's Crescent London NW1 7TU
Proposed outbuilding
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2020/3392/P Granted
21 St Mark's Crescent London NW1 7TU
Replacement of metal railings to the front light-well and main entrance balustrade; replacement steps and pavement to forecourt (part-retrospective).
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2019/2423/P Granted
21 St Mark's Crescent London NW1 7TU
Variation of condition 3 (approved drawings) and removal of condition 4 (green roof) of planning permission ref. 2018/4365/P dated 04/12/2018 (erection of full-width single storey lower ground floor extension with rooflight and green roof, two storey glazed half width extension at ground floor, demolition of existing two storey closet wing extension). Namely for the removal of the green roof and reduction in width of ground floor rear extension.
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2018/4365/P Granted
21 St Mark's Crescent London NW1 7TU
Erection of full-width single storey lower ground floor extension with rooflight and green roof, two storey glazed half width extension at ground floor. Creation of roof terrace at ground floor with associated opening. Installation of roof lights. Demolition of existing two storey closet wing extension. (AMENDED DESCRIPTION)
Timeline
Dates from the published record
-
18 Jun 2025
Decision issued: Granted
-
22 Jul 2026
Added to PlanIndex
What this grant of permission means
Camden granted permission on 18 June 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 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 Mark's Crescent London NW1 7TU
Replacement of metal railings to the front light-well and main entrance balustrade; replacement steps and pavement to forecourt (part-retrospective).
Granted Full applications -
21 St Marks Crescent London NW1 7TU
REAR GARDEN: 1 x Fig (T1) - Fell to ground level
Granted Trees 3 docs -
21 St Mark's Crescent London NW1 7TU
Erection of full-width single storey lower ground floor extension with rooflight and green roof, two storey glazed half width extension at ground floor. Creation of roof terrace at ground floor with associated opening. Installation of roof lights. Demolition of existing two storey closet wing extension. (AMENDED DESCRIPTION)
Granted Householder Extension Loft or dormer +2 18 docsSmall domestic -
21 St Mark's Crescent London NW1 7TU
Variation of condition 3 (approved drawings) and removal of condition 4 (green roof) of planning permission ref. 2018/4365/P dated 04/12/2018 (erection of full-width single storey lower ground floor extension with rooflight and green roof, two storey glazed half width extension at ground floor, demolition of existing two storey closet wing extension). Namely for the removal of the green roof and reduction in width of ground floor rear extension.
Granted Amendments Extension Loft or dormer +2 6 docsSmall domestic -
Other full applications
In Camden
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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.
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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.