THAMES HOUSE SWAN STREET, ISLEWORTH, TW7 6RS

1. 23 Feb 2023

   Received by Hounslow

2. 26 Apr 2023

   Decision issued: PRIOR APPROVAL NEEDED AND GRANTED

3. 2 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 26 April 2023, 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.

• Saracen House Swan Street, Isleworth TW7 6RJ

  PAC/2025/3121 Submitted 15 Oct 2025 50 yards away

  Prior Approval for the change of use of Saracen House from offices (Use Class E) to a residential (Use Class C3) compromising of 12 flats with associated cycle and refuse storage.

  Withdrawn Outline New dwelling 13 docs
  Major scheme

• Saracen House, Swan Street, Isleworth, TW7 6RJ

  PAC/2026/1120 Submitted 2 Apr 2026 50 yards away

  Prior approval for the change of use of the first and second floors only of Saracen House from office use (Use Class E) to nine self contained flats (Use Class C3)

  Granted Outline New dwelling 19 docs

• SARACEN HOUSE SWAN STREET, ISLEWORTH, TW7 6RJ

  PAC/2023/1158 Submitted 11 Apr 2023 50 yards away

  Change of use from office to residential use to provide 12 residential units with associated cycle parking and refuse storage

  Withdrawn Prior approval 17 docs

• Lion Court,Swan Street,Isleworth,Hounslow,TW7 6YA

  P/2024/3341 Submitted 4 Oct 2024 50 yards away

  Details of Condition 6 (Construction Logistics Plan) submitted pursuant to planning permission P/2023/3960 dated 10/09/2024 for Conversion of the ground floor commercial Units 1 and 3 to create four residential self-contained flats

  Granted Conditions New dwelling 4 docs

• Lion Court,Swan Street,Isleworth,Hounslow,TW7 6YA

  P/2024/3342 Submitted 4 Oct 2024 50 yards away

  Details of Condition 9 (Car Parking Management Plan) submitted pursuant to planning permission P/2023/3960 dated 10/09/2024 for Conversion of the ground floor commercial Units 1 and 3 to create four residential self-contained flats

  Refused Conditions New dwelling 4 docs

• Lion Court,Swan Street,Isleworth,Hounslow,TW7 6YA

  P/2024/3340 Submitted 4 Oct 2024 50 yards away

  Details of Condition 8 (Street Naming and Numbering) submitted to planning permission P/2023/3960 dated 10/09/2024 for Conversion of the ground floor commercial Units 1 and 3 to create four residential self-contained flats

  Granted Conditions New dwelling 4 docs

• PA/2026/2437 Refused

  17 Orchard Road, Brentford, TW8 0QX

  Ground floor rear extension 5.51 metres deep, maximum height of 2.80 metres, 2.06 metres high to the eaves

  Received 26 Aug, published by the council 2 Sep 2026 Prior approval
• PA/2026/2481 Refused

  6 Speart Lane, Hounslow, TW5 9EF

  Ground floor rear extension 8.00 metres deep, maximum height of 3.00 metres, 2.80 metres high to the eaves

  Received 1 Sep, published by the council 5 Sep 2026 Prior approval
• PA/2026/2768 Awaiting decision

  86 Kneller Gardens, Isleworth, TW7 7NW

  Ground floor rear extension 4.50 metres, maximum height 3.20 metres, 2.70 metres high to the eaves.

  Received 30 Sep, published by the council 6 Oct 2026 Prior approval
• PA/2026/2393 Granted

  2 Letchworth Avenue, Feltham, TW14 9RY

  Ground floor rear extension 6.00 metres deep, maximum height of 3.00 metres, 2.85 metres high to the eaves

  Received 18 Aug, published by the council 23 Aug 2026 Prior approval
• PA/2026/2364 Granted

  9 Westbourne Road, Feltham, TW13 4LX

  Ground floor rear extension 4.5 metres deep, maximum height of 2.8 metres, 2.8 metres high to the eaves

  Received 13 Aug, published by the council 23 Aug 2026 Prior approval