74 HARTHAM ROAD, ISLEWORTH, TW7 5ET

1. 7 Jun 2021

   Received by Hounslow

2. 30 Jun 2021

   Decision issued: PRIOR APPROVAL DOES NOT COMPLY

3. 23 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 30 June 2021, 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.

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.

• 58 Hartham Road, Isleworth, TW7 5ES

  P/2024/4290 Submitted 18 Dec 2024 50 yards away

  Certificate of Lawfulness for the erection of a proposed outbuilding in the rear garden.

  Granted Lawful development 7 docs

• 20 Parkwood Road, Isleworth, TW7 5HA

  PA/2024/4141 Submitted 9 Dec 2024 100 yards away

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

  Granted Prior approval Extension 5 docs

• 20 Parkwood Road, Isleworth, TW7 5HA

  P/2026/2445 Submitted 26 Aug 2026 100 yards away

  76% historically approved · decision due ~21 Oct

  Revised single storey rear infill extension, installation of drainage channel adjacent to the front boundary, and reduction in height of front gate and piers.

  Awaiting decision Householder Extension 9 docs
  Small domestic

• 20 Parkwood Road, Isleworth, TW7 5HA

  P/2025/3768 Submitted 19 Dec 2025 100 yards away

  Retrospective application for the erection of a single storey rear infill extension and the installation of a window to the front elevation.

  Refused Householder Extension Windows or glazing 7 docs
  Small domestic

• 22 Parkwood Road, Isleworth, TW7 5HA

  P/2025/2749 Submitted 11 Sep 2025 100 yards away

  Erection of a single storey rear extension and existing garage partial conversion into habitable space.

  Granted Householder Extension 22 docs
  Small domestic

• 145 Hartham Road, Isleworth, TW7 5EZ

  P/2025/3165 Submitted 20 Oct 2025 150 yards away

  Certificate of lawfulness for the proposed erection of a rear roof extension with three front roof windows to the house.

  Granted Lawful development Extension Windows or glazing 16 docs

• PA/2026/2679 Awaiting decision

  3 Heath Road, Hounslow, TW3 2NJ

  Ground floor rear extension 4.11 metres deep, maximum height of 3.13 metres, 3.05 metres high to the eaves

  Received 22 Sep, published by the council 25 Sep 2026 Prior approval
• PA/2026/2311 Granted

  1 Myrtle Avenue, Feltham, TW14 9QU

  Ground floor rear extension 6.00 metres deep, maximum height of 2.98 metres, 2.88 metres high to the eaves

  Received 10 Aug, published by the council 12 Aug 2026 Prior approval
• PA/2026/2388 Granted

  7 Ferndale Avenue, Hounslow, TW4 7ES

  Ground floor rear extension 6.00 metres deep, maximum height of 3.50 metres, 3.00 metres high to the eaves

  Received 18 Aug, published by the council 23 Aug 2026 Prior approval
• PA/2026/2661 Awaiting decision

  99 Shelson Avenue, Feltham, TW13 4QT

  Ground floor rear extension 6.00 metres deep, maximum height of 3.30 metres, 3.00 metres high to the eaves

  Received 18 Sep, published by the council 20 Sep 2026 Prior approval
• PA/2026/2290 Granted

  56 Meadowbank Gardens, Hounslow, TW5 9TU

  Ground floor rear extension 6.00 metres deep, maximum height of 3.10 metres, 2.90 metres high to the eaves

  Received 6 Aug, published by the council 12 Aug 2026 Prior approval