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Planning application

155 CLOONMORE AVENUE, ORPINGTON, BR6 9LN

Granted Bromley 26/01257/LDC Lawful development: Proposed use

Works: Loft or dormer Windows or glazing

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

Proposal

Hip to gable loft conversion with rear dormer, side roof window and front rooflights. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

As published by the council, reference 26/01257/LDC

Application record

Reference
26/01257/LDC
Type
Lawful development: Proposed use
Status
Decision Made
Decision
Granted As published: PROPOSED USE/DEVELOPMENT IS LAWFUL
Received
30 Mar 2026
Validated
20 Apr 2026
Decided
15 Jun 2026
Ward
Chelsfield
Decision by
Delegated Decision
Postcode
BR6 9LN

Site history

Applications at this address on the Bromley register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • 26/01236/HPA Granted

    155 CLOONMORE AVENUE, ORPINGTON, BR6 9LN

    Single storey front, side and rear extension including front porch

    Decided 22 May 2026 Householder

Timeline

Dates from the published record

  1. 30 Mar 2026

    Received by Bromley

  2. 20 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 15 Jun 2026

    Decision issued: PROPOSED USE/DEVELOPMENT IS LAWFUL

  4. 11 Aug 2026

    Added to PlanIndex

Documents

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

11 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Bromley granted permission on 15 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 lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 145 CLOONMORE AVENUE, ORPINGTON, BR6 9LN

    25/04866/LDC Submitted 16 Oct 2025 50 yards away

    Hip to gable loft conversion with rear dormer and chimney removal (Lawful Development Certificate Proposed)

    Granted Lawful development Loft or dormer 4 docs

  • 155 CLOONMORE AVENUE, ORPINGTON, BR6 9LN

    26/01236/HPA Submitted 27 Mar 2026 50 yards away

    Single storey front, side and rear extension including front porch

    Granted Householder Extension 14 docs
    Small domestic

  • 104 CLOONMORE AVENUE, ORPINGTON, BR6 9LW

    26/00134/HPA Submitted 15 Jan 2026 50 yards away

    Demolition of existing conservatory and construction of single storey rear extension.

    Granted Householder Extension Demolition 6 docs
    Small domestic

  • 122 Cloonmore Avenue, Orpington, BR6 9LW

    23/01393/FULL6 Submitted 12 Apr 2023 100 yards away

    Erection of single storey rear extension and first floor rear extension and installation of the side window.

    Withdrawn Householder Extension Windows or glazing 6 docs
    Small domestic

  • 33 HOLYWELL CLOSE, ORPINGTON, BR6 9XP

    26/03490/TPO Submitted 7 Sep 2026 100 yards away

    94% historically approved · decision due ~2 Nov

    T1 Lime - reduce height by 4m from 16m to 12m, reduce radial spread by 1.5m from 5m to 3.5m. T2 & T3 x2 Beech - reduce height by 4.5m from 18m to 13.5m, reduce radial spread by 2m from 8m to 6m T4 Lime - reduce height by 2.5m from 14m to 11.5m and radial spread by 1.5m from 6m to 4m. SUBJECT TO TPO 1433 (10.8.1988)

    Awaiting decision Trees 3 docs

  • 13 Penhale Close, Orpington, BR6 9XS

    23/01022/FULL6 Submitted 15 Mar 2023 200 yards away

    Demolition of existing conservatory and erection of single storey rear extension

    Withdrawn Householder Extension Demolition 6 docs
    Small domestic

In Bromley

  • 26/02681/LDC Granted

    THORN COTTAGE, DOWNE ROAD, KESTON, BR2 6AD

    Single storey front, rear and side extensions with elevational alterations. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

    Received 3 Jul, published by the council 25 Jul 2026 Lawful development
  • 26/03104/LDC Granted

    9 TYLNEY ROAD, BROMLEY, BR1 2RJ

    Single storey rear extension and loft conversion comprising rear dormer with Juliet balcony and rooflights to front. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

    Received 3 Aug, published by the council 11 Aug 2026 Lawful development
  • 26/03110/LDC Granted

    39 BRAMERTON ROAD, BECKENHAM, BR3 3NZ

    Loft conversion with front rooflights and rear dormer LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

    Received 3 Aug, published by the council 11 Aug 2026 Lawful development
  • 26/03036/LDC Granted

    23 AVENUE ROAD, BECKENHAM, LONDON, SE20 7RT

    Loft conversion with rear dormer with Juliet balcony and front rooflights LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

    Received 28 Jul, published by the council 2 Aug 2026 Lawful development
  • 26/03827/LDC Awaiting decision

    24 STANHOPE GROVE, BECKENHAM, BR3 3JA

    Loft conversion, rear dormer with Juliet balcony. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)

    Received 30 Sep, published by the council 6 Oct 2026 Lawful development