5 Abercorn Park, Hillsborough, BT26 6HA

This site has had 2 applications since 2025: 1 approved, 0 refused.

• LA05/2025/0813/F Granted

  5 Abercorn Park, Hillsborough, BT26 6HA

  Demolition of single storey side return elements of the existing dwelling and construction of a part two storey / part single storey extension to the side of the existing dwelling; extension of the residential curtilage; and construction of a single storey detached garage

  Decided 27 Feb 2026 Full applications

1. 2 Jul 2026

   Received by Lisburn and Castlereagh

2. 9 Jul 2026

   Validated

   Checked as complete and ready for consideration.

3. 29 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 3 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Lisburn and Castlereagh took a median of 100 days over the applications it decided in the last year.

This application is with Lisburn and Castlereagh for determination, against a statutory target of eight weeks. Over the last year Lisburn and Castlereagh decided full applications in a median of 108 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.

• 5 Abercorn Park, Hillsborough, BT26 6HA

  LA05/2025/0813/F Submitted 4 Nov 2025 50 yards away

  Demolition of single storey side return elements of the existing dwelling and construction of a part two storey / part single storey extension to the side of the existing dwelling; extension of the residential curtilage; and construction of a single storey detached garage

  Granted Full applications Extension Demolition 23 docs
  Small domestic

• 12 Abercorn Park, Hillsborough, BT26 6HA

  LA05/2025/0761/F Submitted 21 Oct 2025 200 yards away

  Internal reconfiguration and single-storey side extension along with two new dormer windows and existing dormer window upgraded

  Granted Full applications Extension Loft or dormer +1 17 docs
  Small domestic

• 22 Ogles Grove, Royal Hillsborough, BT26 6RS

  LA05/2026/0644/F Submitted 6 Aug 2026 300 yards away

  single storey extension to rear of existing property to create new kitchen

  Granted Full applications Extension 17 docs
  Small domestic

• 4a Walkers Farm, Hillsborough, BT26 6RQ

  LA05/2025/0871/F Submitted 2 Dec 2025 400 yards away

  Internal alterations and one storey extension to rear of dwelling

  Granted Full applications Extension 6 docs
  Domestic

• 4 Sandringham Park, Royal Hillsborough, Lisburn, BT26 6GU

  LA05/2026/0218/F Submitted 23 Mar 2026 400 yards away

  Proposed single storey rear extension linked to existing garage which will be incorporated within existing dwelling. Along with associated ancillary works

  Granted Full applications Extension 14 docs
  Small domestic

• 19 Culcavy Road, Hillsborough, BT26 6JD

  LA05/2025/0445/F Submitted 12 Jun 2025 400 yards away

  Proposed garage and garden room (Amended Description)

  Granted Full applications 25 docs

• LA05/2026/0781/F Awaiting decision

  19 Hunter's Chase, Lower Ballinderry, Lisburn, BT28 2BJ

  END EXTESNION TO DWELLING

  Received 5 Oct, published by the council 7 Oct 2026 Full applications
• LA05/2026/0780/F Awaiting decision

  245 Comber Road, Lisburn, BT27 6XZ

  Section 54 application to remove condition 5 of planning approval S/1981/0562- Occupancy condition

  Received 5 Oct, published by the council 7 Oct 2026 Full applications
• LA05/2026/0777/F Awaiting decision

  2 Antrim Road, Lisburn, BT28 3DH

  Proposed detached single storey garage and garden room

  Received 2 Oct, published by the council 7 Oct 2026 Full applications
• LA05/2026/0778/F Awaiting decision

  Unit 6, Linden House, 96 Beechill Industrial Park, Belfast, BT8 7QN

  Proposed change of use from office (class B1) to Medical Facility (class D1)

  Received 1 Oct, published by the council 7 Oct 2026 Full applications
• LA05/2026/0779/F Awaiting decision

  33 Garvey Manor, Lisburn, BT27 4DQ

  Two storey side extension

  Received 1 Oct, published by the council 7 Oct 2026 Full applications