8 Thirlmere Gardens, Belfast, BT15 5EF

1. 30 Dec 2024

   Received by Belfast

2. 12 Feb 2025

   Validated

   Checked as complete and ready for consideration.

3. 6 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 9 April 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Belfast took a median of 106 days over the applications it decided in the last year.

This application is with Belfast for determination, against a statutory target of eight weeks. Over the last year Belfast decided full applications in a median of 132 days. More in our guide to how long planning decisions take.

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.

• 12 Ophir Gardens, Belfast, BT15 5EP

  LA04/2026/0187/F Submitted 2 Feb 2026 100 yards away

  Proposed single storey extension to rear of dwelling and new ground floor window in existing rear return.

  Granted Full applications Extension Windows or glazing 7 docs
  Small domestic

• 5 Chichester Road, Belfast, BT15 5EJ

  LA04/2024/1847/F Submitted 29 Oct 2024 250 yards away

  Partial demolition of existing shed to rear of property. Erection of new garden shed, gates to the side of the house and single storey extension to rear & side of house.

  Granted Full applications Extension Demolition 10 docs
  Small domestic

• 6 Old Cavehill Road, Belfast, BT15 5GS

  LA04/2025/2031/F Submitted 25 Nov 2025 250 yards away

  Single storey rear extension. Two new side windows. Replacement roof to existing extension. Conversion of garage into liveable space with new rear bifold doors and associated works.

  Granted Full applications Extension Roofing +1 12 docs
  Small domestic

• 3 CHICHESTER COURT SKEGONEILL BELFAST ANTRIM BT15 5DS

  LA04/2023/2424/F Submitted 15 Jan 2023 250 yards away

  Proposed conversion of existing attic space with new front and rear dormers

  Granted Full applications Loft or dormer 7 docs

• 93 Salisbury Avenue, Belfast, BT15 5EA

  LA04/2026/0984/DCA Submitted 26 May 2026 300 yards away

  98% historically approved · decision due ~21 Jul

  Demolition of outbuildings and rear walls to accommodate rear extension

  Awaiting decision Heritage and listed buildings Extension Demolition 4 docs

• 93 Salisbury Avenue, Belfast, BT15 5EA

  LA04/2026/0907/F Submitted 18 May 2026 300 yards away

  97% historically approved · decision due ~21 Jul

  Single storey rear extension

  Awaiting decision Full applications Extension 6 docs
  Small domestic

• LA04/2025/1410/F Granted

  40 Sydenham Park, Belfast, BT4 1PW

  2 storey side extension. Widening of driveway

  Received 27 Aug, published by the council 22 Jul 2026 Full applications
• LA04/2025/1117/F Withdrawn

  3 Clara Crescent Upper, Belfast, BT5 5EQ

  Change of use from 4 bed dwelling to 5 bed / 5 person HMO including single storey extension to kitchen

  Received 23 Jun, published by the council 6 Aug 2026 Full applications
• la04/2026/0151/F Granted

  42 Clara Park, Belfast, BT5 6FE

  Demolition of existing single storey rear extensions to make way for a proposed new single storey extension to the rear

  Received 2 Feb, published by the council 22 Jul 2026 Full applications
• LA04/2026/1426/F Granted

  6 North Sperrin, Belfast, BT5 7HU

  Single storey rear and side extension and new rear patio. Demoliton of existing garage.

  Received 11 Aug, published by the council 29 Aug 2026 Full applications
• LA04/2026/1219/F Granted

  96 Rosebery Road, Belfast, BT6 8JF

  Replacement single storey rear extension

  Received 6 Jul, published by the council 22 Jul 2026 Full applications