5 Grenfell Avenue High Wycombe Buckinghamshire HP12 3JS

This site has had 2 applications since 2026.

• PL/26/06501/PNE Decided

  5 Grenfell Avenue High Wycombe Buckinghamshire HP12 3JS

  Notification under The Town and Country Planning (General Permitted Development) Order 2015, Part 1 of Schedule 2 Class A for: single storey rear extension (depth extending from the original rear wall of 6.00 metres, maximum height 3.00 metres, eaves height 3.00 metres)

  Submitted 12 Aug 2026

1. 1 Oct 2026

   Validated

   Checked as complete and ready for consideration.

2. 12 Oct 2026

   Added to PlanIndex

3. 13 Oct 2026

   Status changed to Awaiting decision

   Previously Registered.

4. Decision

   Awaiting decision

   Decision expected by 26 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Buckinghamshire took a median of 60 days over the applications it decided in the last year.

This application is with Buckinghamshire for determination, against a statutory target of eight weeks. Over the last year Buckinghamshire's median decision took 60 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Buckinghamshire's portal will say. Our guide explains the common types.

• 5 Grenfell Avenue High Wycombe Buckinghamshire HP12 3JS

  PL/26/06501/PNE Submitted 12 Aug 2026 50 yards away

  85% historically approved · decision due ~7 Oct

  Notification under The Town and Country Planning (General Permitted Development) Order 2015, Part 1 of Schedule 2 Class A for: single storey rear extension (depth extending from the original rear wall of 6.00 metres, maximum height 3.00 metres, eaves height 3.00 metres)

  Decided Extension
  Small domestic

• 116 Spearing Road High Wycombe Buckinghamshire HP12 3JU

  PL/25/6830/FA Submitted 30 Dec 2025 150 yards away

  Demolition of existing rear sheds and erection of new larger shed/outbuilding.

  Refused Full applications Demolition 13 docs
  Small domestic

• Castlefield Health Centre 2 Chiltern Avenue High Wycombe Buckinghamshire HP12 3UR

  25/06652/FUL Submitted 10 Sep 2025 150 yards away

  Construction of first floor rear extension and external spiral staircase to provide extended prayer area, store, and shower area

  Granted Full applications Extension 14 docs

• 24 Cross Road High Wycombe Buckinghamshire HP12 3JZ

  PL/26/02184/FA Submitted 17 Mar 2026 200 yards away

  Proposed hip to gable loft conversion incorporating rear box dormer

  Granted Full applications Loft or dormer 6 docs

• 146 Spearing Road High Wycombe Buckinghamshire HP12 3JU

  PL/26/01498/FA Submitted 23 Feb 2026 200 yards away

  Erection of outbuilding in rear garden.

  Granted Full applications 4 docs

• 180 Spearing Road High Wycombe Buckinghamshire HP12 3LA

  PL/26/02002/FA Submitted 7 Apr 2026 300 yards away

  Construction of single storey rear extension

  Granted Full applications Extension 5 docs
  Small domestic