Planning application
20 Mecklenburgh Square London WC1N 2AD
Works: Extension
Relates to 2012/1255/L
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Alterations to cladding and minor change of plan layout to the upper ground floor of the rear extension approved on 09/05/12 (ref: 2012/1255/L). Retrospective.
As published by the council, reference 2014/3480/L
Application record
- Reference
- 2014/3480/L
- Category
- Heritage and listed buildings
- Status
- Final Decision
- Decision
- Granted
- Decided
- 3 Jul 2014
- Postcode
- WC1N 2AD
Site history
Applications at this address on the Camden register
This site has had 6 applications since 2010: 6 approved, 0 refused.
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2014/2928/P Granted
20 Mecklenburgh Square London WC1N 2AD
Non-material amendment to change cladding and covering materials in rear extension, change of plan layout of upper ground floor to rear extension by replacing drawing numbers 220_G_020G, 021H and 022G with drawing numbers 220_G_020K, 021K and 022H pursuant to pursuant to approved permission reference 2012/1012/P dated 09/05/2012
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2012/1255/L Granted
20 Mecklenburgh Square London WC1N 2AD
Demolition of an existing two-storey closet wing and replacement with the erection of a two-storey rear extension, a new glazed staircase enclosure and roof garden on the flat roof of the proposed rear extension, including a new glass balustrade at first floor level, and internal and external alterations including retrospective consent for works to the main stone staircase to existing flat (Class C3).
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2012/1012/P Granted
20 Mecklenburgh Square London WC1N 2AD
Demolition of an existing two-storey closet wing and replacement with the erection of a two-storey rear extension, a new glazed staircase enclosure and roof garden on the flat roof of the proposed rear extension, including a new glass balustrade at first floor level, and internal and external alterations to existing flat (Class C3).
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2010/3452/L Granted
20 Mecklenburgh Square London WC1N 2AD
Internal and external alterations to non self contained maisonette (Class C3) at basement, ground and first floor levels including replacement of first floor rear sash window with French door and fixed lights.
-
2010/3428/P Granted
20 Mecklenburgh Square London WC1N 2AD
Replacement of first floor rear sash window with French door and fixed lights to non self contained maisonette (Class C3).
Timeline
Dates from the published record
-
3 Jul 2014
Decision issued: Granted
-
22 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
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2012/1255/L Granted
20 Mecklenburgh Square London WC1N 2AD
Demolition of an existing two-storey closet wing and replacement with the erection of a two-storey rear extension, a new glazed staircase enclosure and roof garden on the flat roof of the proposed rear extension, including a new glass balustrade at first floor level, and internal and external alterations including retrospective consent for works to the main stone staircase to existing flat (Class C3).
What this grant of permission means
Camden granted permission on 3 July 2014, 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 heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
20 Mecklenburgh Square London WC1N 2AD
Non-material amendment to change cladding and covering materials in rear extension, change of plan layout of upper ground floor to rear extension by replacing drawing numbers 220_G_020G, 021H and 022G with drawing numbers 220_G_020K, 021K and 022H pursuant to pursuant to approved permission reference 2012/1012/P dated 09/05/2012
Granted Full applications Extension -
20 Mecklenburgh Square London WC1N 2AD
Demolition of an existing two-storey closet wing and replacement with the erection of a two-storey rear extension, a new glazed staircase enclosure and roof garden on the flat roof of the proposed rear extension, including a new glass balustrade at first floor level, and internal and external alterations including retrospective consent for works to the main stone staircase to existing flat (Class C3).
Granted Heritage and listed buildings Extension Demolition +1 -
Flat 1 20 Mecklenburgh Square London WC1N 2AD
Minor internal alterations including; replace glazed doors on extension with a contemporary design, replace window and door to yard in lower ground floor kitchen with contemporary design replacement, change floor covering of yard from limestone to slate and replace timber cladding on recent extension with render and replace glass balustrade to extension with black metal railings.
Granted Heritage and listed buildings Extension Windows or glazing -
Flat 1 20 Mecklenburgh Square London WC1N 2AD
Minor internal alterations including; replace contemporary designed glazed doors on extension with a contemporary design, replace window and door to yard in lower ground floor kitchen with contemporary design, change floor covering of yard from limestone to slate and replace timber cladding on recent extension with render and replace glass balustrade to extension with black metal railings.
Granted Full applications Extension Windows or glazing -
20 Mecklenburgh Square London WC1N 2AD
Replacement of first floor rear sash window with French door and fixed lights to non self contained maisonette (Class C3).
Granted Full applications Windows or glazing -
20 Mecklenburgh Square London WC1N 2AD
Internal and external alterations to non self contained maisonette (Class C3) at basement, ground and first floor levels including replacement of first floor rear sash window with French door and fixed lights.
Granted Heritage and listed buildings Windows or glazing
Other heritage and listed building applications
In Camden
-
2026/1141/L Granted
25 John Street London WC1N 2BS
Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.
-
2025/1781/L Granted
Frognal Rise House Lower Terrace London NW3 6RE
Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.
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2026/4129/L Awaiting decision
6 Leverton Street London NW5 2PJ
Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.
-
2026/1686/L Granted
Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR
External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.
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2026/2202/L Refused
4 Hampstead Square London NW3 1AB
Erection of conservatory to front elevation.