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Planning application

80 LOCK CHASE, LONDON, SE3 9HA

Granted Lewisham DC/25/142398 Householder Application

Works: Extension Demolition 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

The demolition and construction of a single-storey side extension at 80 Lock Chase,SE3.

As published by the council, reference DC/25/142398

Application record

Reference
DC/25/142398
Type
Householder Application
Status
Decided
Decision
Granted
Received
10 Dec 2025
Validated
16 Jan 2026
Decided
19 Mar 2026
Ward
Blackheath
Parish
Does NOT need to go to BCAP
Decision by
Delegated
Postcode
SE3 9HA

Site history

Applications at this address on the Lewisham register

This site has had 2 applications since 2025: 1 approved, 0 refused.

  • DC/26/144856 Awaiting decision

    80 LOCK CHASE, LONDON, SE3 9HA

    FRONT: ONE Eucalyptus (T1)(ht.10m) FELL. Reason: planted 8 years ago: this has grown much more t...

    Submitted 27 Jul 2026

Timeline

Dates from the published record

  1. 10 Dec 2025

    Received by Lewisham

  2. 16 Jan 2026

    Validated

    Checked as complete and ready for consideration.

  3. 19 Mar 2026

    Decision issued: Granted

  4. 25 Jul 2026

    Added to PlanIndex

Documents

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

8 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

Lewisham granted permission on 19 March 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 householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 28 LOCK CHASE, LONDON, SE3 9HA

    DC/19/114376 Submitted 21 Oct 2019 0m away

    Installation of replacement white aluminium direct fix casement windows fitted in timber sub-frames in the rear elevation at Upper Flat, 28 Lock Chase, London, SE3 9HA.

    Granted Full applications Windows or glazing 8 docs

  • 38 LOCK CHASE, LONDON, SE3 9HA

    DC/26/145166 Submitted 24 Aug 2026 0m away

    87% historically approved · decision due ~19 Oct

    T1 - Plum - crown reduce 9m in height. Reduce height by 2m from 9m to 7m. Reduce laterals by 1m f...

    Awaiting decision

  • 70 LOCK CHASE, LONDON, SE3 9HA

    DC/26/144206 Submitted 2 Jun 2026 0m away

    87% historically approved · decision due ~28 Jul

    T1 - Acer negundo (o/s 74) - reduce laterals and crown lift 14m in height. No reduction to height...

    Awaiting decision Trees

  • 40 LOCK CHASE, LONDON, SE3 9HA

    DC/26/145108 Submitted 19 Aug 2026 0m away

    87% historically approved · decision due ~4 Nov

    FRONT: Bndry neighbr block O/S no 54 ONE Rowan tree (T6) Ht 4m by 2m FELL to ground level. REASON...

    Awaiting decision Trees

  • 80 LOCK CHASE, LONDON, SE3 9HA

    DC/26/144856 Submitted 27 Jul 2026 0m away

    87% historically approved · decision due ~20 Oct

    FRONT: ONE Eucalyptus (T1)(ht.10m) FELL. Reason: planted 8 years ago: this has grown much more t...

    Awaiting decision

  • 70 LOCK CHASE, LONDON, SE3 9HA

    DC/19/114063 Submitted 30 Sep 2019 0m away

    REAR: ONE Walnut (T1) HEIGHT REDUCTION by 4m from 15m to 11m & LATERAL REDUCTION by 4m from 11m to 7m. Reason: to reduce shade to properties on Quentin Road.

    Granted Trees 5 docs

In Lewisham

  • DC/26/144603 Granted

    6 FRIENDLY STREET, LONDON, SE8 4DT

    Patial demoltion of existing rear additions, construction of a new single storey rear extension and all associated works at 6 Friendly Street, SE8

    6 Jul 2026 Householder
  • DC/26/145218 Awaiting decision

    24 THORNWOOD ROAD, LONDON, SE13 5RG

    The construction of a single-storey rear extension and rear terrace at 24 Thornwood Road, SE13.

    28 Aug 2026 Householder
  • DC/26/142856 Granted

    21 HAREFIELD ROAD, LONDON, SE4 1LW

    Retrospective planning permission for the construction of timber decking, shed, pergola and a boundary fence in the rear garden of 21 Harefield Road SE4.

    2 Feb 2026 Householder
  • DC/26/143406 Granted

    124 WALLER ROAD, LONDON, SE14 5LU

    Lowering of the existing basement, removal of door at basement level and installation of a window, replacement double-glazed windows, alterations to the rear conservatory, prefabricated cycle storage unit in the front garden and all associated works at 124 Waller Road SE14

    19 Mar 2026 Householder
  • DC/26/145072 Withdrawn

    18 HORSMONDEN ROAD, LONDON, SE4 1RG

    Roof level dormer extension and rear extension to mid terraced property

    17 Aug 2026 Householder