24, Trelawney Avenue, Slough, SL3 8RN

1. 13 Mar 2023

   Received by Slough

2. 29 Mar 2023

   Validated

   Checked as complete and ready for consideration.

3. 24 May 2023

   Decision issued: Approved with Conditions; Informatives

4. 12 Oct 2026

   Added to PlanIndex

Slough granted permission on 24 May 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 36, Trelawney Avenue, Slough, SL3 8RN

  P/03169/001 Submitted 22 Apr 2010 50 yards away

  APPLICATION FOR A CERTIFICATE OF LAWFUL DEVELOPMENT FOR CONSTRUCTION OF A REAR DORMER AND CONVERSION OF LOFT SPACE TO HABITABLE ACCOMMODATION.

  Granted Outline Loft or dormer 3 docs

• 36, Trelawney Avenue, Slough, SL3 8RN

  P/03169/002 Submitted 22 Apr 2010 50 yards away

  ERECTION OF SINGLE STOREY REAR EXTENSION WITH PITCHED ROOF.

  Granted Full applications Extension 3 docs
  Small domestic

• 2, Trelawney Avenue, Slough, SL3 8RN

  P/20811/001 Submitted 22 Jan 2026 50 yards away

  Construction of a front porch and a single storey side and rear wrap around exte

  Granted Full applications Extension
  Small domestic

• 23, Trelawney Avenue, Slough, SL3 8RH

  Y/17963/000 Submitted 7 Jan 2020 50 yards away

  The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 5m, with a maximum height of 3m, and an eaves height of 3m

  Granted Prior approval Extension 2 docs
  Small domestic

• 8, Thompson Close, Slough, SL3 8NH

  P/19449/000 Submitted 9 Jun 2021 50 yards away

  Lawful development certificate for a proposed loft conversion with rear dormer and 2no front velux windows

  Granted Outline Loft or dormer Windows or glazing 2 docs

• 8, Thompson Close, Slough, SL3 8NH

  P/19449/001 Submitted 9 Jun 2021 50 yards away

  Construction of a single storey rear extension

  Granted Full applications Extension 2 docs
  Small domestic

• P/21185/000 Awaiting decision

  4, Hunstanton Close, Colnbrook, Slough, SL3 0RL

  Conversion of garage into habitable room

  Received 9 Oct, published by the council 12 Oct 2026 Full applications
• P/16962/002 Awaiting decision

  1, Odencroft Road, Slough, SL2 2BS

  Construction of a part single storey, part two storey side and rear extension to existing dwelling.

  Received 9 Oct, published by the council 12 Oct 2026 Full applications
• P/20300/007 Awaiting decision

  28, Gilliat Road, Slough, SL1 3QX

  Installation of air conditioning unit to the external rear wall.

  Received 8 Oct, published by the council 12 Oct 2026 Full applications
• P/21181/000 Awaiting decision

  96, Grasmere Avenue, Slough, SL2 5JF

  Construction of a single storey front & rear and two storey side extension

  Received 7 Oct, published by the council 12 Oct 2026 Full applications
• P/08479/003 Awaiting decision

  11, Ives Road, Slough, Slough, SL3 8PB

  Retrospective application for the retention of a single storey rear extension built to an increase height.

  Received 7 Oct, published by the council 12 Oct 2026 Full applications