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Planning application

851-853 Great West Road, Isleworth, TW7 5PD

Awaiting decision Hounslow P/2026/2034 Householder Applications

Works: Extension Small domestic

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

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Erection of a single storey rear extension

As published by the council, reference P/2026/2034

Application record

Reference
P/2026/2034
Type
Householder Applications
Status
REGISTERED: Pending recommendation
Received
8 Jul 2026
Validated
23 Jul 2026
Ward
Osterley & Spring Grove
Postcode
TW7 5PD

Site history

Applications at this address on the Hounslow register

This site has had 4 applications since 2026: 1 approved, 0 refused.

  • P/2026/2233 Awaiting decision

    851 - 853 Great West Road, Isleworth, TW7 5PD

    Erection of a single storey rear and part first floor rear extension.

    Submitted 30 Jul 2026 Householder
  • P/2026/1317 Withdrawn

    851-853 Great West Road, Isleworth, TW7 5PD

    Erection of a single storey rear extension and part first floor rear extension to 851-53 Great West Road. Erection of a first floor side extension to 851 Great West Road.

    Submitted 30 Apr 2026 Householder
  • PA/2026/1220 Granted

    851-853 Great West Road Isleworth TW7 5PD

    Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 3.00 metres high to the eaves.

    Decided 28 May 2026 Prior approval

Timeline

Dates from the published record

  1. 8 Jul 2026

    Received by Hounslow

  2. 23 Jul 2026

    Validated

    Checked as complete and ready for consideration.

  3. 26 Jul 2026

    Added to PlanIndex

  4. 12 Aug 2026

    Status changed to REGISTERED: Under Consultation

    Previously REGISTERED: Valid.

  5. 16 Aug 2026

    Status changed to REGISTERED: Under Assessment

    Previously REGISTERED: Under Consultation.

  6. 17 Sep 2026

    Status changed to REGISTERED: Pending recommendation

    Previously REGISTERED: Under Assessment.

  7. Decision

    Awaiting decision

    Decision expected by 17 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Hounslow took a median of 56 days over the applications it decided in the last year.

Documents

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

5 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 happens while it is decided

This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided householder applications in a median of 63 days. More in our guide to how long planning decisions take.

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

  • 851-853 Great West Road, Isleworth, TW7 5PD

    P/2026/1317 Submitted 30 Apr 2026 0m away

    Erection of a single storey rear extension and part first floor rear extension to 851-53 Great West Road. Erection of a first floor side extension to 851 Great West Road.

    Withdrawn Householder Extension 3 docs
    Small domestic

  • 851-853 Great West Road Isleworth TW7 5PD

    PA/2026/1220 Submitted 20 Apr 2026 0m away

    Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 3.00 metres high to the eaves.

    Granted Prior approval Extension 6 docs

  • 67 Roxborough Avenue, Isleworth, TW7 5HQ

    P/2026/0364 Submitted 5 Feb 2026 80m away

    Erection of a two storey side extension and a single storey rear extension to the house

    Granted Householder Extension 8 docs
    Small domestic

  • 851 - 853 Great West Road, Isleworth, TW7 5PD

    P/2026/2233 Submitted 30 Jul 2026 85m away

    77% historically approved · decision due ~15 Oct

    Erection of a single storey rear and part first floor rear extension.

    Awaiting decision Householder Extension 6 docs
    Small domestic

  • 850-852 GREAT WEST ROAD, ISLEWORTH, TW7 5NG

    P/2021/2546 Submitted 22 Jun 2021 95m away

    Erection of part single storey rear extensions to Flats B at both properties .

    Refused Full applications New dwelling Extension 5 docs
    Small domestic

  • 38 ROXBOROUGH AVENUE, ISLEWORTH, TW7 5HJ

    P/2021/2421 Submitted 15 Jun 2021 106m away

    Conversion of the garage into a habitable room of the house

    Granted Householder 6 docs
    Domestic

In Hounslow

  • P/2026/2623 Awaiting decision

    8 Lonsdale Road,Chiswick,W4 1ND

    Installation of external condenser at first floor level.

    15 Sep 2026 Householder
  • P/2026/2125 Granted

    36 Midsummer Avenue, Hounslow, TW4 5BB

    Erection of a single storey rear extension and a single storey side extension following the demolition of the existing side garage.

    21 Jul 2026 Householder
  • P/2026/2615 Awaiting decision

    48 Meadow Waye, Hounslow, TW5 9EZ

    Erection of a part first floor rear extension.

    14 Sep 2026 Householder
  • P/2026/2619 Awaiting decision

    12 Letchworth Avenue, Feltham, TW14 9RY

    Erection of a single storey rear extension.

    14 Sep 2026 Householder
  • P/2026/2600 Awaiting decision

    310 Lionel Road North, Brentford, TW8 9QX

    Erection of a rear roof extension.

    14 Sep 2026 Householder