Chalcot 28 Grassingham Road Chalfont St Peter Buckinghamshire SL9 0BL

This site has had 2 applications since 2026.

• PL/26/04900/FA Awaiting decision

  Chalcot 28 Grassingham Road Chalfont St Peter Buckinghamshire SL9 0BL

  Demolition of existing attached garage and conservatory and construction of a part single, part two storey side extension, single storey front extension, porch canopy, alterations to window & doors and a widened vehicular crossover.

  Submitted 16 Jun 2026

1. 13 Oct 2026

   Validated

   Checked as complete and ready for consideration.

2. 23 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 8 December 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.

• PL/26/04900/FA Awaiting decision

  Chalcot 28 Grassingham Road Chalfont St Peter Buckinghamshire SL9 0BL

  Demolition of existing attached garage and conservatory and construction of a part single, part two storey side extension, single storey front extension, porch canopy, alterations to window & doors and a widened vehicular crossover.

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.

• Chalcot 28 Grassingham Road Chalfont St Peter Buckinghamshire SL9 0BL

  PL/26/04900/FA Submitted 16 Jun 2026 50 yards away

  85% historically approved · decision due ~11 Aug

  Demolition of existing attached garage and conservatory and construction of a part single, part two storey side extension, single storey front extension, porch canopy, alterations to window & doors and a widened vehicular crossover.

  Awaiting decision Extension Demolition +1
  Small domestic

• Alyth 29 Joiners Lane Chalfont St Peter Buckinghamshire SL9 0AB

  PL/26/05970/FA Submitted 27 Jul 2026 50 yards away

  Dropped kerb

  Granted

• Morwenstow 15 Grassingham Road Chalfont St Peter Buckinghamshire SL9 0BW

  PL/26/07931/FA Submitted 1 Oct 2026 50 yards away

  85% historically approved · decision due ~26 Nov

  Householder application for a garage conversion, first floor side extension and outbuilding.

  Awaiting decision Extension
  Small domestic

• Orchard Cottage 8 Joiners Lane Chalfont St Peter Buckinghamshire SL9 0AA

  PL/25/5102/SA Submitted 30 Oct 2025 100 yards away

  Certificate of Lawfulness for Proposed new dormer to rear

  Granted Lawful development Loft or dormer 12 docs

• Ashfield 22 Hillfield Road Chalfont St Peter Buckinghamshire SL9 0DX

  PL/26/00165/FA Submitted 12 Feb 2026 150 yards away

  Single storey rear extension

  Granted Full applications Extension 18 docs
  Small domestic

• 1 St Peters Close Lewis Lane Chalfont St Peter Buckinghamshire SL9 9TT

  PL/26/01673/FA Submitted 23 Mar 2026 150 yards away

  First floor rear infill extension, new wrap around veranda, driveway widening together with alterations to the roof and fenestration

  Refused Full applications Extension Windows or glazing 7 docs