Planning application
31A Lancaster Grove London NW3 4EX
Works: Extension Demolition 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 single-storey rear lower ground floor level extension (following demolition of existing lower ground floor level extension) in connection with existing flat (Class C3).
As published by the council, reference 2012/3120/P
Application record
- Reference
- 2012/3120/P
- Category
- Full applications
- Status
- Final Decision
- Decision
- Granted
- Decided
- 11 Sep 2012
- Postcode
- NW3 4EX
Site history
Applications at this address on the Camden register
This site has had 2 applications since 2012: 2 approved, 0 refused.
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2012/3528/P Granted
31A Lancaster Grove London NW3 4EX
Amendments to planning permission 2009/2789/P granted on 08/10/2009 for additions and alterations to include a single storey rear extension at lower ground floor level; erection of an outbuilding in the rear garden for use as a studio, to existing flat (Class C3). Amendments involve the replacement of concertina doors with stacking doors on outbuilding.
Timeline
Dates from the published record
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11 Sep 2012
Decision issued: Granted
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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:
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2014/1629/P Granted
31 Lancaster Grove London NW3 4EX
Variation of condition 3 (approved plans) of planning permission 2012/3120/P dated 11/9/12 (for the erection of single storey rear extension) namely to allow additional decking and tiled terrace.
What this grant of permission means
Camden granted permission on 11 September 2012, 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
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31 Lancaster Grove London NW3 4EX
Variation of condition 3 (approved plans) of planning permission 2012/3120/P dated 11/9/12 (for the erection of single storey rear extension) namely to allow additional decking and tiled terrace.
Granted Full applications ExtensionSmall domestic -
31A Lancaster Grove London NW3 4EX
Amendments to planning permission 2009/2789/P granted on 08/10/2009 for additions and alterations to include a single storey rear extension at lower ground floor level; erection of an outbuilding in the rear garden for use as a studio, to existing flat (Class C3). Amendments involve the replacement of concertina doors with stacking doors on outbuilding.
Granted Full applications ExtensionSmall domestic -
31 Flat D Lancaster Grove London Camden NW3 4EX
Dormer extension to front facade, solar panels and skylight to flat roof, and replacement bi-folding doors to existing rear terrace.
Granted Full applications Extension Loft or dormer +1 36 docs -
29 Flat Ground Floor Lancaster Grove London NW3 4EX
Replacement of upper ground floor windows and doors to front and rear elevation; extension of existing rear terrace and replacement of terrace glass balustrade boundary treament with metal railings.
Granted Full applications Extension Windows or glazing -
Garden Flat 29 Lancaster Grove London NW3 4EX
Submission of details of building's foundations and green roof pursuant to partial discharge of conditions 4 and 5 respectively of planning permission granted 11/10/2010 (ref: 2010/4356/P), for the erection of a single storey rear extension and studio and alterations, to existing roof terrace of ground floor flat (Class C3), insofar as they relate to the single storey rear extension.
Granted Full applications ExtensionSmall domestic
Other full applications
In Camden
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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.
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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.
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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)
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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”
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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.