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Planning application

18 Thornton Avenue London SW2 4HG

Refused Lambeth 21/01665/FUL Full Planning Permission

Works: Extension Small 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 a single storey ground floor rear extension.

As published by the council, reference 21/01665/FUL

Application record

Reference
21/01665/FUL
Type
Full Planning Permission
Status
Decided
Decision
Refused As published: Refuse Permission
Received
26 Apr 2021
Validated
21 May 2021
Decided
16 Jul 2021
Ward
Streatham Hill
Decision by
Delegated Decision
Postcode
SW2 4HG

Timeline

Dates from the published record

  1. 26 Apr 2021

    Received by Lambeth

  2. 21 May 2021

    Validated

    Checked as complete and ready for consideration.

  3. 16 Jul 2021

    Decision issued: Refuse Permission

  4. 15 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Buildplans Agent, registered in Chippenham

Active · incorporated 2011 · Chippenham

79 applications on PlanIndex · across 23 councils · 81% granted

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Documents

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

9 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.

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What this refusal means

Lambeth 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

  • 20 Thornton Avenue London SW2 4HG

    25/02746/TCA Submitted 31 Aug 2025 50 yards away

    Rear Garden: T1 Pear. Fell to ground level. Reason: Poor form, declining condition.

    Granted Trees 5 docs

  • 22 Thornton Avenue London SW2 4HG

    26/00589/TCA Submitted 24 Feb 2026 50 yards away

    Rear Garden: T1 Leyland Cypress. Fell.

    Granted Trees 3 docs

  • 43 Criffel Avenue London SW2 4AY

    26/01056/TCA Submitted 1 Apr 2026 50 yards away

    Back Garden at 43A Criffel Avenue: T1 Cypress. Reduce eastern lateral spread by 2m from 8m to 6m. No height reduction.

    Granted Trees 5 docs

  • 25 Thornton Avenue London SW2 4HJ

    26/00156/FUL Submitted 19 Jan 2026 50 yards away

    77% historically approved · decision due ~4 May

    Replace existing timber shed and razor wire with new brick bike shed with electric car charging facility and enclosing of open area to form cloakroom. Installation of planted borders to both sides of driveway, new fencing, new brick gate posts, new planting scheme, new LED exterior lighting and new bin stores.

    Awaiting decision Full applications 21 docs
    Small domestic

  • 29 Thornton Avenue London SW2 4HJ

    21/01615/TCA Submitted 22 Apr 2021 50 yards away

    Horse Chestnut (T1) - Re-Pollard to previous points, remove all deadwood, leaving suitable growth points where available to maintain screen

    Decided Trees 3 docs

  • 39 Thornton Avenue London SW2 4HJ

    21/01364/FUL Submitted 6 Apr 2021 50 yards away

    Erection of a single storey rear and side extension and basement extension.

    Refused Full applications Extension 23 docs
    Small domestic

In Lambeth

  • 26/01955/FUL Granted

    66 South Lambeth Road London SW8 1RL

    Replacement of windows and doors with like-for-like, and replacement of doors openings on rear elevation with full height windows, inset louvred panels and spandrel panel.

    Received 2 Jul, published by the council 3 Aug 2026 Full applications
  • 26/02127/FUL Granted

    46 Mount Nod Road London SW16 2LL

    Replacement of windows with double glazed timber windows.

    Received 21 Jul, published by the council 16 Aug 2026 Full applications
  • 26/02126/FUL Granted

    64 Abbeville Road London SW4 9NE

    Erection of a single storey ground floor side and rear infill extension.

    Received 21 Jul, published by the council 16 Aug 2026 Full applications
  • 26/02071/FUL Granted

    33 Endymion Road London SW2 2BU

    Replacement of timber windows with double-glazed timber windows to the front and rear elevations (amended).

    Received 16 Jul, published by the council 8 Aug 2026 Full applications
  • 26/02074/FUL Granted

    Ujima Court Sunnyhill Road London SW16 2UG

    Replacement of timber windows and doors with double-glazed timber windows and doors to all elevations.

    Received 16 Jul, published by the council 8 Aug 2026 Full applications