40 Onslow Parade, Belfast, BT6 0AS

1. 16 Feb 2023

   Received by Belfast

2. 22 Feb 2023

   Validated

   Checked as complete and ready for consideration.

3. 17 Apr 2023

   Decision issued: Granted

4. 17 Aug 2026

   Added to PlanIndex

Belfast granted permission on 17 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.

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.

• 41 ONSLOW PARADE BALLYMACONAGHY BELFAST DOWN BT6 0AS

  LA04/2023/2415/F Submitted 21 Dec 2022 50 yards away

  Single and two storey extensions to side and rear of existing dwelling.

  Granted Full applications Extension 13 docs
  Domestic

• Lands to rear of 34-66 Onslow Parade, Belfast, BT6 0AS

  LA04/2025/2213/F Submitted 22 Dec 2025 50 yards away

  Proposed removal of Conditon No.21 (Construction Method Statement) of planning approval LA04/2015/0543/F for 'Development of a two storey nursing home including dementia care facilities with access from Mount Merrion Avenue, car parking, landscaping and all associated site works'.

  Granted Full applications 8 docs

• 38 Onslow Gardens, Belfast, BT6 0AQ

  LA04/2026/0326/F Submitted 23 Feb 2026 100 yards away

  Single-storey rear extension, including demolition of the existing single-storey room, removal of the existing kitchen roof, partial demolition of the rear wall (ground floor level) and existing living room window, and formation of a new gable window.

  Granted Full applications Extension Demolition +1 8 docs
  Small domestic

• 18 Onslow Gardens, Belfast, BT6 0AP

  LA04/2025/1069/F Submitted 25 Jun 2025 150 yards away

  97% historically approved · decision due ~1 Sep

  Demolition works to rear elevation and gable wall and removal of existing rear dormer window. First Floor rear extension including solar panels to rear roofs, timber effect vertical cladding to rear single storey extension, and associated site works. (Amended Proposal Description)

  Awaiting decision Full applications Extension Loft or dormer +2 26 docs
  Small domestic

• 3 Onslow Parade, Belfast, BT6 0AR

  LA04/2026/1003/F Submitted 27 May 2026 150 yards away

  97% historically approved · decision due ~11 Aug

  Demolition of existing garage / outbuildings. Two storey side extension and single and two storey rear extension and dormer window to rear.

  Awaiting decision Full applications Extension Loft or dormer +2 7 docs

• 38 Haddington Gardens, Belfast, BT6 0AN

  LA04/2024/1080/F Submitted 19 Jun 2024 200 yards away

  Variation of condition number 2 of planning approval LA04/2021/0569/F to amend the materials from brickwork and render to smooth render.

  Granted Full applications 8 docs

• 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