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Planning application

21 Belsize Square London NW3 4HT

Refused Camden 2011/2872/P Full applications

Works: Extension Domestic

Read from the description, not a valuation. How we read the register

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Erection of side extension to ground floor of existing dwelling house (Class C3)

As published by the council, reference 2011/2872/P

Application record

Reference
2011/2872/P
Category
Full applications
Status
Final Decision
Decision
Refused
Decided
29 Jul 2011
Postcode
NW3 4HT

Site history

Applications at this address on the Camden register

This site has had 5 applications since 2011: 2 approved, 3 refused.

  • 2019/2496/P Refused

    21 Belsize Square London NW3 4HT

    Proposed Single Storey Rear Extension

    Decided 17 Nov 2021 Householder
  • 2018/3229/P Refused

    21 Belsize Square London NW3 4HT

    Erection of single storey rear extension

    Decided 26 Oct 2018 Householder
  • 2018/3231/P Granted

    21 Belsize Square London NW3 4HT

    Installation of full height upper ground floor window to rear elevation

    Decided 6 Sep 2018 Lawful development
  • 2017/5806/P Granted

    21 Belsize Square London NW3 4HT

    Erection of a single storey rear extension

    Decided 13 Nov 2017 Lawful development

Timeline

Dates from the published record

  1. 29 Jul 2011

    Decision issued: Refused

  2. 22 Jul 2026

    Added to PlanIndex

What this refusal means

Camden refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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 0.3 miles

  • 21 Belsize Square London NW3 4HT

    2017/5806/P Submitted 16 Oct 2017 50 yards away

    Erection of a single storey rear extension

    Granted Lawful development Extension 7 docs
    Small domestic

  • 21 Belsize Square London NW3 4HT

    2018/3229/P Submitted 9 Jul 2018 50 yards away

    Erection of single storey rear extension

    Refused Householder Extension 10 docs
    Small domestic

  • 21 Belsize Square London NW3 4HT

    2018/3231/P Submitted 9 Jul 2018 50 yards away

    Installation of full height upper ground floor window to rear elevation

    Granted Lawful development Windows or glazing 5 docs

  • 21 Belsize Square London NW3 4HT

    2019/2496/P Submitted 13 May 2019 50 yards away

    Proposed Single Storey Rear Extension

    Refused Householder Extension 12 docs
    Small domestic

  • Flat 5, 22 Belsize Square, London, NW3 4HT

    2017/1821/P 50 yards away

    Installation of x1 rooflight at rear roofslope.

    Granted Full applications Loft or dormer

  • Flat 5 22 Belsize Square London NW3 4HT

    2014/5550/P 50 yards away

    Replacement of front and rear timber balcony doors & windows, replacement of steel framed balustrades with frameless glass balustrade, and lowering of parapet walls.

    Granted Full applications Windows or glazing

In Camden

  • 2026/0990/P Refused

    1 Bleeding Heart Yard & 19 Greville Street London EC1N 8SJ

    Change of use from office space and restaurant use (Class E) and members club (Sui Generis) to affordable workspace and restaurant use (Class E) and 1 x residential unit on the third and fourth floors (Class C3). Erection of a two-storey roof extension across 19 Greville Street and 1 Bleeding Heart Yard, including alterations at second-floor level to the interior courtyard elevation, ground-floor fenestration changes, and a roof terrace for the associated residential unit.

    Received 26 Mar, published by the council 24 Jul 2026 Full applications
  • 2026/3044/P Granted

    London Irish Centre 50-52 Camden Square London NW1 9XB

    Details to discharge Condition 25 Part A (Air Quality Monitoring) of planning permission ref. 2020/1481/P dated 17/05/24 for 'Redevelopment of site to provide new and reconfigured community centre and ancillary residential accommodation (Class D1/ D2) involving alterations to retained buildings at No's. 50, 51 and 52 Camden Square including replacement of two storey 'link' building; demolition of Murray Street and Murray Mews buildings and replacement with part-three / part-four storey building (plus basement level) with second and third floor terraces and new entrance; associated landscaping and cycle parking'.

    Received 20 Jul, published by the council 2 Aug 2026 Full applications
  • 2026/4338/P Awaiting decision

    32 Willoughby Road London NW3 1RU

    Details to discharge condition 6 (tree protection methods) of planning permission 2025/4186/P granted 13/11/2025 for 'Demolition of existing two storey outrigger and replacement with part two-storey, part single storey rear extension, loft conversion with dormer and roof light to main roof at rear, new windows to flanking wall, replacement of existing windows and installation of a gate and fence to side'.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications
  • 2026/4141/P Awaiting decision

    24 Endell Street London WC2H 9HQ

    Relocation of three air conditioning condenser units to first floor roof, construction of an acoustic enclosure and other associated works.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications
  • 2026/3907/P Awaiting decision

    Flat 1 16 Lyndhurst Road London NW3 5NL

    External renovations to the front of the property, including works to the entry porch, steps, replacment front door, installation of metal railings to boundary wall and paving to front garden and erection of a glass roof to the side passage to create a bike shelter.

    Received 5 Oct, published by the council 9 Oct 2026 Full applications