Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

This site has had 11 applications since 2024: 9 approved, 1 refused.

• 26/01773/TCA Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  (T1) Horse chestnut - Fell.

  Decided 25 Aug 2026 Trees
• 26/01270/VAR Awaiting decision

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Variation (under Section 73a) of Condition 25 to substitute those plans approved under 24/00456/FULL for the Part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works with amended plans.

  Submitted 20 May 2026 Amendments
• 26/01000/NMA Refused

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Non material amendments to planning permission 24/00456/FULL for alterations to fenestration on the first and second floor.

  Decided 15 May 2026 Amendments
• 26/00787/CONDIT Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Details required by Condition 7 (Railings (Dame's accommodation)) of planning permission 24/00456/FULL for the Part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Decided 12 May 2026 Conditions
• 26/00299/CONDIT Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Details required by Condition 12 (Flood Warning and Evacuation Plan) of planning permission 24/00456/FULL for the Part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Decided 13 Mar 2026 Conditions
• 25/03055/CONDIT Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Details required by Condition 15 (Service And Utility Runs) of planning permission 24/00456/FULL for the part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Decided 13 Jan 2026 Conditions
• 25/02572/CONDIT Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Details required by Condition 24 (Air Source Heat Pump Details) of planning permission 24/00456/FULL for the part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Decided 2 Feb 2026 Conditions
• 25/02293/CONDIT Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Details required by Condition 5 (Metal Pressings) of planning permission 24/00456/FULL for the part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Decided 28 Oct 2025 Conditions
• 24/02163/TCA Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  T2 - Apple tree - fell.

  Decided 10 Oct 2024 Trees
• 24/00456/FULL Granted

  Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  Part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Decided 14 Jan 2025 Full applications

1. 26 Sep 2025

   Received by Windsor and Maidenhead

2. 20 Nov 2025

   Decision issued: Approve Discharge of Condition

3. 11 Aug 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 20 November 2025, 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.

• Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  24/00456/FULL Submitted 20 Feb 2024 50 yards away

  Part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Granted Full applications Extension Demolition +1 129 docs
  Small domestic

• Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  25/02572/CONDIT Submitted 1 Oct 2025 50 yards away

  Details required by Condition 24 (Air Source Heat Pump Details) of planning permission 24/00456/FULL for the part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Granted Conditions Extension Demolition +1 10 docs
  Small domestic

• Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  25/03055/CONDIT Submitted 19 Nov 2025 50 yards away

  Details required by Condition 15 (Service And Utility Runs) of planning permission 24/00456/FULL for the part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Granted Conditions Extension Demolition +1 5 docs
  Small domestic

• Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  26/00299/CONDIT Submitted 3 Feb 2026 50 yards away

  Details required by Condition 12 (Flood Warning and Evacuation Plan) of planning permission 24/00456/FULL for the Part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works.

  Granted Conditions Extension Demolition +1 7 docs
  Small domestic

• Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  26/01000/NMA Submitted 22 Apr 2026 50 yards away

  Non material amendments to planning permission 24/00456/FULL for alterations to fenestration on the first and second floor.

  Refused Amendments Windows or glazing 11 docs

• Cotton Hall House Eton College Eton Wick Road Eton Windsor SL4 6HA

  26/01270/VAR Submitted 20 May 2026 50 yards away

  71% historically approved · decision due ~23 Jul

  Variation (under Section 73a) of Condition 25 to substitute those plans approved under 24/00456/FULL for the Part demolition of existing elements, single storey extension with plant room to North West elevation, replacement external fire escape to South West elevation, single storey extension to North East / South East elevation, new balcony on North East elevation, three storey extension to South East elevation with replacement main entrance, alterations to fenestration, enlargement of existing patio, new cycle store and associated works with amended plans.

  Awaiting decision Amendments Extension Demolition +1 27 docs
  Small domestic

• 26/02463/CONDIT Awaiting decision

  Land Adjacent To 4 Block D Cavalry Crescent Windsor

  Details required by Condition 2 (Contaminated Land) of planning permission 23/01817/FULL for 2no. three bedroom dwellings with associated parking and landscaping following the demolition of the existing garage block.

  Received 8 Oct, published by the council 12 Oct 2026 Conditions
• 26/02232/CONDIT Granted

  Riverside Gibraltar Lane Cookham Maidenhead SL6 9TR

  Details required by Condition 3 (Bat Licence) of planning permission 23/03099/FULL for the enlargement of existing lower ground floor, two storey front extension with front gable, single storey rear extension with balustrade, 2no. proposed rear dormers, , 3no. chimneys, raised terrace with balustrade, steps and conversion of existing garage to an annex ancillary to main dwelling with new roof, alterations to fenestration and external finishes, replacement garage, new EV charger, hardstanding, landscaping, retaining wall and boundary treatment to front, following demolition of existing elements.

  Received 9 Sep, published by the council 12 Sep 2026 Conditions
• 26/02217/CONDIT Granted

  Land South of Kimbers Lane Maidenhead

  Details required by Condition 25 (Bat Licence confirmation) of planning permission 24/02786/FULL for a Full planning application for 225 dwellings together with access, landscaping, open space, parking and associated infrastructure.

  Received 8 Sep, published by the council 12 Sep 2026 Conditions
• 26/02209/CONDIT Granted

  Southleigh & Willianns High Street Cookham Maidenhead

  Details required by Condition 4 (Roof tiles) and 8 (Biodiversity enhancements) of planning permission 25/03339/FULL for a Two storey rear extensions with 1no. Juliet balcony. A loft conversion with 2no. rear rooflights to Southleigh.

  Received 8 Sep, published by the council 12 Sep 2026 Conditions
• 26/02455/CONDIT Awaiting decision

  Bisham Abbey Bisham Village Marlow Road Bisham Marlow SL7 1RR

  Details required by Condition 2 (Ecology) of listed building consent 26/01697/LBC for roof repairs including renewal of the lead coverings to Roofs O1, O2 and O3, replacement of the modern Roof M with a new lead roof, localised repairs to other lead and felt roofs, and replacement of defective clay roof tiles. Localised repairs to masonry, windows, joinery, rainwater goods and soil pipes. Replacement of the external fire escape stair and installation of new roof access hatches and permanent mansafe systems to facilitate future inspection and maintenance.

  Received 7 Oct, published by the council 12 Oct 2026 Conditions