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Planning application

17 Michelham Gardens Twickenham TW1 4SD

Granted Richmond upon Thames PA25/4449 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

Demolition of existing rear conservatory and erection of a single-storey rear extension, conversion of garage to habitable space and associated external alterations to front elevation, and installation of external wall insulation resulting in pebbledash to render finish.

As published by the council, reference PA25/4449

Application record

Reference
PA25/4449
Type
Householder Application
Status
Decided
Decision
Granted As published: Granted Permission
Received
13 Dec 2025
Validated
13 Dec 2025
Decided
24 Feb 2026
Ward
South Twickenham Ward [STT]
Decision by
Delegated Decision
Postcode
TW1 4SD

Site history

Applications at this address on the Richmond upon Thames register

This site has had 3 applications since 2025: 1 approved, 0 refused.

  • PA26/2476 Awaiting decision

    17 Michelham Gardens Twickenham TW1 4SD

    Demolition of an existing conservatory. Erection of a single-storey rear extension. Conversion of the existing garage into a habitable space and erection of a small bay window in front of the existing garage.

    Submitted 15 Jul 2026 Householder
  • PA26/1400 Awaiting decision

    17 Michelham Gardens Twickenham TW1 4SD

    Details pursuant to condition C6 - sustainable drainage assessment of planning reference PA25/4449

    Submitted 22 Apr 2026 Conditions

Timeline

Dates from the published record

  1. 13 Dec 2025

    Received by Richmond upon Thames

  2. 24 Feb 2026

    Decision issued: Granted Permission

  3. 13 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • PA26/1400 Awaiting decision

    17 Michelham Gardens Twickenham TW1 4SD

    Details pursuant to condition C6 - sustainable drainage assessment of planning reference PA25/4449

    Submitted 22 Apr 2026 Conditions

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.

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Open the documents

What this grant of permission means

Richmond upon Thames granted permission on 24 February 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 0.3 miles

  • 17 Michelham Gardens Twickenham TW1 4SD

    PA26/1400 Submitted 22 Apr 2026 50 yards away

    94% historically approved · decision due ~17 Jun

    Details pursuant to condition C6 - sustainable drainage assessment of planning reference PA25/4449

    Awaiting decision Conditions 2 docs
  • 17 Michelham Gardens Twickenham TW1 4SD

    PA26/2476 Submitted 15 Jul 2026 50 yards away

    84% historically approved · decision due ~9 Sep

    Demolition of an existing conservatory. Erection of a single-storey rear extension. Conversion of the existing garage into a habitable space and erection of a small bay window in front of the existing garage.

    Awaiting decision Householder Extension Demolition +1 28 docs
    Small domestic
  • 13 Michelham Gardens Twickenham TW1 4SD

    19/3400/HOT Submitted 7 Nov 2019 50 yards away

    Single-storey rear extension.

    Granted Householder Extension 13 docs
    Small domestic
  • 13 Michelham Gardens Twickenham TW1 4SD

    19/3401/PS192 Submitted 7 Nov 2019 50 yards away

    Rear roof extension and installation of 4 x rooflights to front roof slope

    Granted Prior approval Extension Loft or dormer 12 docs
  • 29 Michelham Gardens Twickenham Richmond Upon Thames TW1 4SD

    05/3069/HOT Submitted 17 Oct 2005 50 yards away

    Proposed Single Storey Rear Extension, Single Storey Front Extension And Conversion Of Garage To A Habitable Room.

    Granted Householder Extension 8 docs
    Small domestic
  • 36 Michelham Gardens Twickenham Richmond Upon Thames TW1 4SB

    05/3573/HOT Submitted 29 Nov 2005 50 yards away

    Proposed Loft Conversion With Rear Dormer.

    Granted Householder Loft or dormer 12 docs
    Domestic

In Richmond upon Thames

  • PA26/2361 Refused

    11, Waterloo Place, Richmond, TW9 1EB

    Single storey rear extension to replace existing rear extension.

    Received 6 Jul, published by the council 26 Jul 2026 Householder
  • PA26/2869 Refused

    60, Castelnau, London, SW13 9EX

    Improvements to the front elevation, replacement of the coach house, replacement of the rear extensions, first and second floor rear extension and new basement excavation.

    Received 18 Aug, published by the council 23 Aug 2026 Householder
  • PA26/2821 Granted

    192A, Sheen Lane, London, SW14 8LF

    Alterations to the existing dwelling, including enlarging existing window and door openings, replacement windows and doors, new rooflight openings, replacement rooflights in existing openings, rendering the external brickwork, installation of an air source heat pump, air conditioning unit and photovoltaic panels, installation of woodburner flue, removal of the brick chimney stack at roof level and replacement of a brick garden wall with a timber screen.

    Received 13 Aug, published by the council 23 Aug 2026 Householder
  • PA26/2256 Refused

    36A Cambridge Park Twickenham TW1 2JU

    Erection of a detached domestic garage to serve the existing dwelling, positioned toward the front/side of the plot and associated frontage boundary alterations including replacement wall/fence/hedging treatment.

    Received 29 Jun, published by the council 23 Aug 2026 Householder
  • PA26/2671 Granted

    30, The Avenue, Twickenham, TW1 1RY

    Demolition of garage, ground floor rear extension, ground floor side extension, new conservation rooflights to main roof and removal of one window.

    Received 31 Jul, published by the council 6 Aug 2026 Householder