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Planning application

3 Southfield Gardens Twickenham TW1 4SZ

Decided Richmond upon Thames 21/2348/PDE General Permitted Development Extension

Works: Extension Loft or dormer Small domestic

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

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

The proposal is for a single storey extension. The extension would extend 3.5m beyond the main rear wall of the house , and 3m above ground level, with a flat roof behind featuring a pitched glass rooflight with ridge at 3.6m above ground level. The extension would replace an existing conservatory.(3.50m depth 3.00m eaves height 3.60m maximum height).

As published by the council, reference 21/2348/PDE

Application record

Reference
21/2348/PDE
Type
General Permitted Development Extension
Status
GPD Extension Conditional
Decision
GPD Extension Conditional
Received
28 Jun 2021
Validated
28 Jun 2021
Decided
3 Aug 2021
Ward
South Twickenham Ward - Historic [SOT]
Parish
Strawberry Hill Village
Decision by
Delegated Decision
Postcode
TW1 4SZ

Timeline

Dates from the published record

  1. 28 Jun 2021

    Received by Richmond upon Thames

  2. 3 Aug 2021

    Decision issued: GPD Extension Conditional

  3. 16 Aug 2026

    Added to PlanIndex

Documents

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

7 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

After the decision

Richmond upon Thames has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

About prior approval applications

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 10 Southfield Gardens Twickenham TW1 4SZ

    19/3332/PDE Submitted 31 Oct 2019 38m away

    Single-storey rear extension (4.5m depth, 2.571m eaves height, 3.813m maximum height).

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  • 25 Southfield Gardens Twickenham TW1 4SZ

    24/T0924/TPO Submitted 28 Oct 2024 62m away

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    Granted Trees 6 docs

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  • 251, Waldegrave Road, Twickenham, TW1 4SY

    PA26/0559 Submitted 19 Feb 2026 68m away

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    Variation of condition C12 (Approved Drainage Measures) of planning reference PA25/0980 dated 20.10.2025, to revise surface water drainage strategy to enable discharge via on-site infiltration.

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  • 251, Waldegrave Road, Twickenham, TW1 4SY

    PA26/2824 Submitted 13 Aug 2026 68m away

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  • 251, Waldegrave Road, Twickenham, TW1 4SY

    PA25/2932 Submitted 27 Aug 2025 68m away

    Details pursuant to conditions C5 (Construction Management Plan) and C8 (Construction Ecological management Plan) of planning permission reference PA25/0980

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In Richmond upon Thames

  • PA26/2437 Granted

    119 Hampton Road Twickenham TW2 5QN

    Erection of a single-storey rear extension and associated internal alterations.

    13 Jul 2026 Prior approval
  • PA26/2424 Granted

    45 Selkirk Road Twickenham

    Flat roof rear box dormer extension with wall tiles to match existing roof.

    10 Jul 2026 Prior approval
  • PA26/2409 Granted

    15 Tudor Road Hampton TW12 2NH

    Proposed single storey rear extension and rear ground floor opening alterations.

    9 Jul 2026 Prior approval
  • PA26/2615 Granted

    30, Jubilee Avenue, Twickenham, TW2 6JB

    Loft conversion with roof extension and proposed out building in the rear garden.

    27 Jul 2026 Prior approval
  • PA26/3058 Awaiting decision

    253, Staines Road, Twickenham, TW2 5AY

    Prior approval for larger household extension (6m depth, 2.3m eaves height, 4m overall height)

    2 Sep 2026 Prior approval