Planning application
12 Northington Street London WC1N 2NW
Works: Extension Loft or dormer Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of mansard roof extension with dormer windows and inset roof terraces at second floor level.
As published by the council, reference 2014/5457/P
Application record
- Reference
- 2014/5457/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted
- Decided
- 14 Apr 2015
- Postcode
- WC1N 2NW
Site history
Applications at this address on the Camden register
This site has had 10 applications since 2014: 4 approved, 2 refused.
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2025/5025/L Withdrawn
12 Northington Street London WC1N 2NW
Installation of condenser units on flat roof (Retrospective application)
-
2025/4965/P Refused
12 Northington Street London WC1N 2NW
Installation of condenser units on flat roof (Retrospective application)
-
2024/4595/L Withdrawn
12 Northington Street London WC1N 2NW
Installation of new railing and gates to front elevation.
-
2024/4468/P Withdrawn
12 Northington Street London WC1N 2NW
Installation of new railing and gates to front elevation.
-
2021/6190/P Refused
12 Northington Street London WC1N 2NW
Proposed new area for off-street car parking and means of access from the highway.
-
2020/4018/L Withdrawn
12 Northington Street London WC1N 2NW
mansard roof and internal alterations are being implemented under 2016/6499/P and 2016/7064/L. However, further works of consolidation are necessary to support the roof extension, whilst ensuring structural integrity of associated listed building.
-
2014/5618/L Granted
12 Northington Street London WC1N 2NW
Erection of mansard roof extension with dormer windows and inset roof terraces at second floor level and associated internal alterations.
-
2013/7369/L Granted
12 Northington Street London WC1N 2NW
Erection of a single storey suspended extension within ground floor lightwell and alterations to fenestration.
-
2013/7129/P Granted
12 Northington Street London WC1N 2NW
Erection of a single storey suspended extension within ground floor lightwell, and alterations to fenestration.
Timeline
Dates from the published record
-
14 Apr 2015
Decision issued: Granted
-
22 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
2 later applications on the register refer to this one:
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2016/5371/P Granted
12 & 14 Northington Street London WC1N 2NW
Non-Material Amendment to planning permission ref: 2014/5457/P dated 15/04/2015 to include alignment of windows on rear elevation and approved lead roof to be replaced with zinc roof
-
2015/5565/P Granted
Flat 5, 28 John Street London WC1N 2BL & 12- 14 Northington Street London WC1N 2NW
Variation of condition 3 (approved plans) of planning permission 2014/5457/P dated 14/04/2015 (for erection of mansard roof extension with dormer windows and inset roof terraces at second floor level and associated internal alterations), namely change in form of mansard extension, erection of metal balustrades at second floor level, replacement of windows at front elevation to match existing and creation and relocation of window openings at rear elevation in association with internal Listed Building works
What this grant of permission means
Camden granted permission on 14 April 2015, 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
-
12 Northington Street London WC1N 2NW
Erection of mansard roof extension with dormer windows and inset roof terraces at second floor level and associated internal alterations.
Granted Heritage and listed buildings Extension Loft or dormer +1 -
12 - 14 Northington Street London WC1N 2NW
Installation of new pavement slabs in front of dwellings
Granted Full applications -
12 Northington Street and 28 John Street London WC1N 1NW
Installation of single storey glass conservatory at ground floor level in rear lightwell of 12 Northington Street together with partial infil at first floor level, following removal of existing external staircase and first floor balcony, in addition to various internal alterations and new access door from 28 John Street at roof level to the existing roof terrace of single dwelling house (Class C3).
Granted Full applications ExtensionSmall domestic -
12-14 Northington Street London WC1N 2NW
Erection of mansard roof extension to include dormer windows and inset roof terraces at second floor level, erection of metal balustrades at second floor level and alterations to front and rear elevations of adjoining dwellings
Granted Full applications Extension Loft or dormer +1 -
12 Northington Street and 28 John Street London WC1N 1NW
Installation of single storey glass conservatory at ground floor level in rear lightwell of 12 Northington Street together with partial infil at first floor level, following removal of existing external staircase and first floor balcony, in addition to various internal alterations and new access door from 28 John Street at roof level to the existing roof terrace of single dwelling house (Class C3).
Granted Heritage and listed buildings ExtensionSmall domestic -
12 Northington Street London WC1N 2NW
Erection of a single storey suspended extension within ground floor lightwell and alterations to fenestration.
Granted Heritage and listed buildings Extension Windows or glazingSmall domestic
Other full applications
In Camden
-
2026/2516/P Withdrawn
31 Loveridge Road London Camden NW6 2DU
Amalgamation of the existing three self-contained one-bedroom flats into a single-family dwelling house; demolition and replacement of existing outrigger; erection of a single-storey rear wrap-around extension; erection of a rear dormer extension; creation of a roof terrace above outrigger; replacement of existing windows with timber double glazed units; installation of rooflights to front roofslope; and installation of an air source heat pump in rear garden.
-
2026/3830/P Awaiting decision
Euston Tower 286 Euston Road London NW1 3DP
Deed of variation to allow more flexibility with Affordable housing payments for redevelopment of Euston Tower comprising retention of parts of the existing building (including central core, basement and foundations) and erection of a new building incorporating these retained elements, to provide a 32-storey mixed-use building providing offices and research and development floorspace (Class E(g)) and office, retail, café and restaurant space (Class E) and Enterprise Space (Class E/F) at ground and first floors, and associated external terraces; public realm enhancements, including new landscaping and provision of new publicly accessible steps and ramp; short and long stay cycle storage; servicing; refuse storage; plant and other ancillary and associated work.
-
2026/3282/P Granted
5 Berkley Road London NW1 8XX
Installation of 1no. above ground gas riser from the basement flat to the meter box at first floor (retrospective)
-
2026/0483/P Granted
100 Avenue Road London NW3 3HF
Discharge of details for condition 47 (surface water run off details) of planning permission 2026/0404/P granted on 19/06/2026 for " Variation of conditions (2 plan numbers); 8 (quantum of commercial space); 13 (commercial windows); 15 (Wind Microclimate); 19 (commercial windows); 24 (Air quality); 34 (development quantum); 40 (Circular Economy); 44 (designing out crime); 45 (Fire Strategy); 46 (SuDS); 48 (Community facility removed), 48 (wheelchair units), 49 (TfL health and safety) to planning permission ref. 2025/0852/P (for demolition of building and provision of a mixed-use residential-led development) to secure alterations to the external appearance; internal residential and commercial space layouts; omission of community floorspace and increased affordable housing provision; cycle and car parking; hard and soft landscaping, and other associated amendments”
-
2026/2697/P Awaiting decision
Flat 1, 73 Eton Avenue London NW3 3EU
Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.