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Planning application

21 Rosecroft Avenue London NW3 7QA

Granted Camden 2015/4575/P Full applications

Works: Extension 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 a single storey rear extension to the lower ground floor.

As published by the council, reference 2015/4575/P

Application record

Reference
2015/4575/P
Category
Full applications
Status
Final Decision
Decision
Granted
Decided
25 Sep 2015
Postcode
NW3 7QA

Site history

Applications at this address on the Camden register

This site has had 14 applications since 2013: 12 approved, 2 refused.

  • 2025/0132/T Granted

    21 Rosecroft Avenue London NW3 7QA

    REAR GARDEN: 1 x Lime (T1) - Re-pollard to previous points removing 3m of re-growth. 1 x Sycamore (T2) - Re-pollard to previous points removing 3m of re-growth. 1 x Lime (T3) - Re-pollard to previous points removing 3m of re-growth. FRONT GARDEN: 1 x Yew (T4) - Reduce height by 1m and shape.

    Decided 11 Feb 2025 Trees
  • 2020/0179/T Granted

    21 Rosecroft Avenue London NW3 7QA

    FRONT GARDEN: 1 x Yew (T1) - Reduce height by 2m and shape.

    Decided 24 Feb 2020 Trees
  • 2019/5341/P Granted

    21 Rosecroft Avenue London NW3 7QA

    Landscaping of front garden including paving, planters, railings and refuse store.

    Decided 18 Feb 2020 Full applications
  • 2019/1361/P Granted

    21 Rosecroft Avenue London NW3 7QA

    Details of green roof as required by Condition 6 of planning permission dated 07/12/2017 (ref 2017/4629/P) for Erection of rear extensions. Alterations to fenestrations to the side elevation to ground front entrance area. Installation of air conditioning unit to rear garden. Lowering the floor level of the original property by approximately 354mm.

    Decided 12 Sep 2019 Full applications
  • 2019/3689/T Granted

    21 Rosecroft Avenue London NW3 7QA

    REAR GARDEN: 1 x Lime (T1): Crown reduce by 2m. 1 x Sycamore (T2) - Re-pollard by 2m to previous points. 1 x Lime (T3) - Re-pollard by 2m to previous points.

    Decided 25 Jul 2019 Trees
  • 2017/4629/P Granted

    21 Rosecroft Avenue London NW3 7QA

    Erection of rear extensions. Alterations to fenestrations to the side elevation to ground front entrance area. Installation of air conditioning unit to rear garden. Lowering the floor level of the original property by approximately 354mm.

    Decided 7 Dec 2017 Full applications
  • 2016/3846/P Refused

    21 Rosecroft Avenue London NW3 7QA

    Variation of condition 2 (Development in accordance with approved plans) granted under reference 2016/0218/P dated 22/03/16 for erection of rear extensions to lower ground, upper ground, first and second floors and alterations to fenestrations and to the ground front entrance area. Namely to alter the rear and side fenestrations and materials from brick to glazing on the first and second floor, changes to windows to upper ground floor of the rear extension. Increase of roof overhang to extension and rear terrace at lower ground level.

    Decided 1 Sep 2016 Full applications
  • 2016/0218/P Granted

    21 Rosecroft Avenue London NW3 7QA

    Erection of rear extensions to lower ground, upper ground, first and second floors. Alterations to fenestrations to the side elevation to lower ground, upper ground, first and second floor. Alterations to the ground front entrance area.

    Decided 22 Mar 2016 Full applications
  • 2015/7114/T Granted

    21 Rosecroft Avenue London NW3 7QA

    FRONT GARDEN: 1 x Yew - Reduce all round by 1-2m REAR GARDEN: 2 x Lime - Reduce all round by 2-3m and lift by 2m 1 x Sycamore - Reduce all round by 2-3m 2-3m and lift by 2m

    Decided 9 Feb 2016 Trees
  • 2014/6453/P Refused

    21 Rosecroft Avenue London NW3 7QA

    Erection of 2 storey rear extension at first and second floor and 2x obscure glazed windows to the existing side elevation.

    Decided 19 Jan 2015 Full applications

Timeline

Dates from the published record

  1. 25 Sep 2015

    Decision issued: Granted

  2. 22 Jul 2026

    Added to PlanIndex

What this grant of permission means

Camden granted permission on 25 September 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

  • 21 Rosecroft Avenue London NW3 7QA

    2016/0218/P 0m away

    Erection of rear extensions to lower ground, upper ground, first and second floors. Alterations to fenestrations to the side elevation to lower ground, upper ground, first and second floor. Alterations to the ground front entrance area.

    Granted Full applications Extension

  • 21 Rosecroft Avenue London NW3 7QA

    2020/0179/T 0m away

    FRONT GARDEN: 1 x Yew (T1) - Reduce height by 2m and shape.

    Granted Trees

  • 21 Rosecroft Avenue London NW3 7QA

    2017/4629/P 0m away

    Erection of rear extensions. Alterations to fenestrations to the side elevation to ground front entrance area. Installation of air conditioning unit to rear garden. Lowering the floor level of the original property by approximately 354mm.

    Granted Full applications Extension

  • 21 Rosecroft Avenue London NW3 7QA

    2016/3846/P 0m away

    Variation of condition 2 (Development in accordance with approved plans) granted under reference 2016/0218/P dated 22/03/16 for erection of rear extensions to lower ground, upper ground, first and second floors and alterations to fenestrations and to the ground front entrance area. Namely to alter the rear and side fenestrations and materials from brick to glazing on the first and second floor, changes to windows to upper ground floor of the rear extension. Increase of roof overhang to extension and rear terrace at lower ground level.

    Refused Full applications Extension Windows or glazing

  • 21 Rosecroft Avenue London NW3 7QA

    2013/6298/P 0m away

    Rear single storey infill extension at upper ground floor level of existing dwelling (Class C3).

    Granted Full applications Extension
    Small domestic

  • 21 Rosecroft Avenue London NW3 7QA

    2014/4402/P 0m away

    Rear first floor extension on existing flat roof

    Granted Full applications Extension

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.

    16 Jun 2026 Full applications
  • 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.

    4 Sep 2026 Full applications
  • 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)

    31 Jul 2026 Full applications
  • 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”

    9 Feb 2026 Full applications
  • 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.

    3 Sep 2026 Full applications