Studley House Main Street Grendon Underwood Buckinghamshire HP18 0SL

1. 11 Feb 2026

   Received by Buckinghamshire

2. 10 Apr 2026

   Decision issued: Approved

3. 4 Aug 2026

   Added to PlanIndex

Buckinghamshire granted permission on 10 April 2026, 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.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• Beechcroft 1 Rickyard Grove Grendon Underwood Buckinghamshire HP18 0SF

  PL/25/5952/FA Submitted 27 Nov 2025 150 yards away

  Single storey rear and 2nd storey side extensions and front porch canopy

  Granted Full applications Extension 21 docs
  Small domestic

• 9 Darleys Close Grendon Underwood Buckinghamshire HP18 0SE

  PL/26/06583/FA Submitted 2 Sep 2026 150 yards away

  86% historically approved · decision due ~28 Oct

  Householder application for the construction of a single storey rear extension (to replace existing conservatory), porch to front including new roof over existing bay window and ancillary building to front (to replace existing garage).

  Awaiting decision Extension Roofing +1
  Small domestic

• 1 The Chestnuts Main Street Grendon Underwood Buckinghamshire HP18 0UH

  PL/26/06602/KA Submitted 1 Sep 2026 250 yards away

  86% historically approved · decision due ~27 Oct

  Crown reduction to 4 meters to 1 x Silver Birch (T2) and 1 x Magnolia (T3) as the trees are close to the house and garage and are looking to prevent any damage

  Awaiting decision Trees

• Butlers Farm Main Street Grendon Underwood Buckinghamshire HP18 0SH

  PL/25/3983/FA Submitted 27 Nov 2025 300 yards away

  Dropped kerb and cross over to allow new driveway position

  Granted Full applications 4 docs

• 1 Grange Gardens Main Street Grendon Underwood Buckinghamshire HP18 0UD

  PL/25/6207/FA Submitted 8 Dec 2025 400 yards away

  Proposed double garage.

  Granted Full applications 4 docs

• The Manor Main Street Grendon Underwood Buckinghamshire HP18 0SW

  PL/25/5318/FA Submitted 17 Dec 2025 400 yards away

  Internal and external alterations to existing outbuilding comprising replacement windows, removal of 1 no. existing front dormer and installation of 3 no. front dormers and repairs to roof with replacement roof tiles.

  Granted Full applications Loft or dormer Roofing +1 5 docs

• PL/26/06127/VRC Awaiting decision

  Cerney Gate 7 Dukes Ride Gerrards Cross Buckinghamshire SL9 7LD

  Variation of condition 7 (approved plans) attached to planning permission PL/24/1758/FA (Part single, part two storey side and rear extension, single storey front porch, loft, front and side rooflights and rear dormer window and internal amendments) to allow for amendments to the front porch, fenestration alterations including the insertion of roof lights and the installation of air conditioning units to side elevation

  Received 25 Aug, published by the council 7 Sep 2026 Conditions
• PL/25/5679/CONDA Decided

  Hogtrough Smallholding Louches Lane Naphill Buckinghamshire HP14 4QH

  Application for approval of details subject to condition 3 (ecology), 4 (phased risk assessment), 5 (materials) and 6 (boundary, fences, cycle and bin storage) of planning approval 21/08339/FUL

  Received 21 Nov, published by the council 27 Jul 2026 Conditions
• PL/25/6473/CONDA Decided

  Liston Court High Street Marlow Buckinghamshire

  Application for approval of details subject to condition 4 (archaeolgoy) of planning approval 23/06283/VCDN

  Received 16 Dec, published by the council 10 Aug 2026 Conditions
• PL/25/3951/CONDA Decided

  Land South Of Pinewood Studios and Alderbourne Farm Pinewood Road Iver Heath Buckinghamshire SL0 0NH

  Application for approval of details subject to condition 16 (Masterplan), 19 (Biodiversity), 20 (Landscape and Ecology) and 46 (Whole LIfe Carbon Assessment) of planning approval PL/22/2657/FA

  Received 22 Sep, published by the council 10 Aug 2026 Conditions
• PL/25/5356/VRC Granted

  138-154 Maxwell Road Beaconsfield Buckinghamshire HP9 1QX

  Variation of condition 24 (Approved plans) relating to application PL/24/3583/VRC (Variation of condition 24 (approved plans) of application PL/23/4018/VRC relating to variations of the original planning permission PL/20/4432/OA (Outline planning permission for the demolition of 138-150 (even numbers) Maxwell Road, works to 152 and 154 Maxwell Road to convert party wall to external wall, and erection of 3 buildings comprising residential flats with associated access, landscaping and infrastructure) to allow for changes : Block A - increases in plots 11 and 17 ; Block B - increase in plot 20, alterations to roof and reconfiguration of bin store ; Block C - creation of an additional dwelling ; changes to parking layout.) to allow for 2 no. additional flats into block A and 1 no. flat into block B, relocation of entry gates and elevational enhancements

  Received 7 Nov, published by the council 27 Jul 2026 Conditions