Planning application
12 Allcroft Road London NW5 4NE
Works: Extension Loft or dormer Domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Erection of mansard roof extension and conversion of single dwellinghouse into two residential units.
As published by the council, reference 2025/2252/P
Application record
- Reference
- 2025/2252/P
- Category
- Full applications
- Status
- Registered
- Postcode
- NW5 4NE
Site history
Applications at this address on the Camden register
This site has had 2 applications since 2010: 1 approved, 0 refused.
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2010/3701/P Granted
12 Allcroft Road London NW5 4NE
Erection of replacement single-storey extension at rear lower ground floor with new roof terrace above including privacy screen to single-family dwelling house (Class C3)
Timeline
Dates from the published record
-
22 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.
Camden took a median of 42 days over the applications it decided in the last year.
What happens while it is decided
This application is with Camden for determination, against a statutory target of eight weeks. Over the last year Camden decided full applications in a median of 56 days. More in our guide to how long planning decisions take.
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 Allcroft Road London NW5 4NE
Erection of replacement single-storey extension at rear lower ground floor with new roof terrace above including privacy screen to single-family dwelling house (Class C3)
Granted Full applications Extension RoofingSmall domestic -
8 Allcroft Road London NW5 4NE
Erection of a mansard roof extension.
Refused Full applications Extension Loft or dormer -
4 Allcroft Road LONDON NW5 4NE
Erection of a glazed lantern on the flat roof. Replace casement window to side elevation of rear outrigger at first floor level with traditional sash window.
Granted Full applications Extension Windows or glazing -
50 Coity Road London NW5 4RY
Details pursuant to Condition 4 (Tree protection details) of planning permission 2025/4057/P dated 24/11/2025 for "Erection of a replacement lower ground floor rear extension with associated upper ground floor terrace with metal railings, installation of lower ground floor rear doors, ground floor terrace access doors and associated alterations to rear garden stairs."
Granted Full applications Extension Trees 4 docs -
50 Coity Road London NW5 4RY
Erection of a replacement lower ground floor rear extension with associated upper ground floor terrace with metal railings, installation of lower ground floor rear doors, ground floor terrace access doors and associated alterations to rear garden stairs.
Granted Householder Extension 33 docsDomestic -
50 Coity Road London Camden NW5 4RY
Erection of a roof extension involving: raising the party walls and chimneys; a front terrace behind the existing parapet; and a rear mansard with two dormer windows for the use of the loft as an ancillary habitable space.
Granted Householder Extension Loft or dormer +1 21 docsDomestic
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.