Skip to content
PlanIndex Get alerts
Menu

Planning application

18 Clarendon Road, London, W11 3AB

Granted Kensington and Chelsea PP/26/01223 Planning Permission

Works: Extension Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Replacement of the existing conservatory (part retrospective), internal alterations with a lowered lower ground floor slab, installation of a condenser unit, front garden and lightwell landscaping with new paving and railings, slimline double-glazed window replacements, and roof works including a skylight and timber repairs.

As published by the council, reference PP/26/01223

Application record

Reference
PP/26/01223
Type
Planning Permission
Status
Decided
Decision
Grant Planning Permission/Consent
Received
13 Jan 2026
Decided
23 Jun 2026
Ward
Norland
Parish
11
Postcode
W11 3AB

Site history

Applications at this address on the Kensington and Chelsea register

This site has had 4 applications since 2020: 2 approved, 0 refused.

  • LB/26/01763 Awaiting decision

    18 Clarendon Road, London, W11 3AB

    Survey and repair of staircase with fabric replacement

    Submitted 10 Mar 2026 Heritage and listed buildings
  • LB/26/01224 Granted

    18 Clarendon Road, London, W11 3AB

    Replacement of the existing conservatory (part retrospective), internal alterations with a lowered lower ground floor slab, installation of a condenser unit, front garden and lightwell landscaping with new paving and railings, slimline double-glazed window replacements, and roof works including a skylight and timber repairs.

    Decided 23 Jun 2026 Heritage and listed buildings
  • LB/20/04209 Withdrawn

    18 Clarendon Road, London, W11 3AB

    External refurbishment and window replacement ***WITHDRAWN***

    Decided 13 Oct 2020 Heritage and listed buildings

Timeline

Dates from the published record

  1. 13 Jan 2026

    Received by Kensington and Chelsea

  2. 23 Jun 2026

    Decision issued: Grant Planning Permission/Consent

  3. 20 Jul 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

36 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

What this grant of permission means

Kensington and Chelsea granted permission on 23 June 2026, 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

  • 18 Clarendon Road, London, W11 3AB

    LB/26/01763 Submitted 10 Mar 2026 0m away

    96% historically approved · decision due ~5 May

    Survey and repair of staircase with fabric replacement

    Awaiting decision Heritage and listed buildings 15 docs
  • 12 Clarendon Road, London, W11 3AB

    PP/20/03569 Submitted 3 Jul 2020 0m away

    Restoration of front iron balustrade. Enlargement of window to front elevation. Internal refurbishment with internal structural change to listed fabric. Replacement of 3 pairs of french doors to rear facade. New french windows to upper ground floor balcony. Replacement conservation rooflights to stairwell and outrigger.

    Refused Full applications Extension Loft or dormer +1 27 docs
  • 18 Clarendon Road, London, W11 3AB

    LB/26/01224 Submitted 13 Jan 2026 0m away

    Replacement of the existing conservatory (part retrospective), internal alterations with a lowered lower ground floor slab, installation of a condenser unit, front garden and lightwell landscaping with new paving and railings, slimline double-glazed window replacements, and roof works including a skylight and timber repairs.

    Granted Heritage and listed buildings Extension Windows or glazing 7 docs
  • 12 Clarendon Road, London, W11 3AB

    LB/20/03570 Submitted 3 Jul 2020 0m away

    Restoration of front iron balustrade. Enlargement of window to front elevation. Internal refurbishment with internal structural change to listed fabric. Replacement of 3 pairs of french doors to rear facade. New french windows to upper ground floor balcony. Replacement conservation rooflights to stairwell and outrigger.

    Refused Heritage and listed buildings Extension Loft or dormer +1 24 docs
  • 18 Clarendon Road, London, W11 3AB

    LB/20/04209 Submitted 27 Jul 2020 0m away

    External refurbishment and window replacement ***WITHDRAWN***

    Withdrawn Heritage and listed buildings Windows or glazing 1 doc
  • 26 Clarendon Road, London, W11 3AB

    CON/25/05086 Submitted 22 Aug 2025 23m away

    Details required by condition nos. 3f and 3j (Submission of details) of listed building consent 23/07819 (Internal refurbishment and reconfiguration throughout. Installation of comfort cooling, with condenser unit located at rear of garden. Removal of trees to front lightwell. Alterations to rear garden, including new hard landscaping, lawn and extended sunken garden connected to lower ground floor. Converting a window to an external door to form access to garden. Replacement of all windows, with slimline double glazed windows. External redecoration of fa?ade and balconies/metalwork. External alterations to non-original rear extension, including replacing rooflight, and new windows and doors. Installation of six PV panels to roof)

    Granted Conditions Extension Loft or dormer +2 11 docs

In Kensington and Chelsea

  • PP/18/01985 Withdrawn

    Flat 3, 24 Cornwall Gardens, London, SW7 4AW

    Works to second floor flat including erection of rear extension, creation of external roof terrace areas above and to rear of said extension (with perimeter metal railings), together with internal alterations including removal of internal wall between kitchen and living room, and other refurbishment works

    9 Apr 2018 Full applications
  • PP/26/03176 Granted

    12 Shawfield Street, London, SW3 4BD

    Replacement windows, new rooflight and replacement lower ground rear rooflights.

    15 Jun 2026 Full applications
  • PP/26/03048 Granted

    24 Charles II Place, London, SW3 4NG

    Removal of existing conservatory structure. Construction of a single-storey rear extension at lower ground floor level. Installation of a contemporary three-panel sliding glazed door opening onto rear garden. Internal reconfiguration at lower ground floor level.

    9 Jun 2026 Full applications
  • PP/26/03042 Granted

    Flat 7, 7 Egerton Place, London, SW3 2EF

    Installation of air conditioning system including external condenser unit housed within enclosure at roof level. Replacement of roof lantern, rooflight and roof access hatch with flat glazed access hatch and rooflights. Replacement of two rear elevation uPVC windows with timber-framed slimline double-glazed sliding sash windows; and associated external alterations.

    9 Jun 2026 Full applications
  • PP/26/02897 Withdrawn

    46 Evelyn Gardens, London, SW7 3BH

    Positioning of two new external heat pump condensers within two separate acoustic enclosures, one on main roof of house and other on rear forth floor roof terrace.

    1 Jun 2026 Full applications