Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

This site has had 11 applications since 2020: 8 approved, 0 refused.

• 25/02892/TCA Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  T001 Sycamore - remove basal growth. T002 Ash - fell. T005 Leyland cypress - remove broken branches. T006 Norway Maple - remove section on south side and remove weaker of crossing / rubbing branches.

  Decided 22 Dec 2025 Trees
• 25/02716/TCA Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  (T1) Holly - Reduce height by 2m and shape round, leaving a final hight of 6m and spread of 5m. (T2) Lawson Cypress - Fell. (T3) Unknown - Fell.

  Decided 20 Nov 2025 Trees
• 22/01786/FULL Withdrawn

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  Single storey rear extension with glazed link to the main dwelling and covered area on the South East elevation.

  Decided 15 Sep 2022 Full applications
• 21/02276/TCA Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  T1 - Horse Chestnut - cut back from summer house, T2 - Lawson Cypress - reduce height by 3 meters, T5 - Sycamore - fell. T6 - Species unknown - fell, T7 - Ash - fell, T8 - Tulip tree - pollard to a height of 4m.

  Decided 1 Sep 2021 Trees
• 21/00759/LBC Withdrawn

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  Consent for detached garage with workshop/storage above and extension to drive following demolition of existing garage.

  Decided 27 May 2021 Heritage and listed buildings
• 20/02498/CONDIT Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  Details required by condition 2 (drawings and methodology) of listed building consent 20/00030/LBC for consent for a single storey rear extension with glazed link to the main dwelling.

  Decided 18 Nov 2020 Conditions
• 20/02313/CPD Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  Certificate of lawfulness to determine whether the provision of a mobile home (not operational development) within the garden of the residential property for use as additional accommodation by one household (not a material change of use) is lawful.

  Decided 2 Nov 2020 Lawful development
• 20/01133/TCA Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  (T1) Lawson's Cypress - fell; (T20) Horse Chestnut - cut back north east side by 3 -4 meters where it encroaches in to the crown of Beech tree to leave 10m; (T23) Lawson's Cypress - crown reduce by 10-11m to leave a height of 4m and (T27) Lawson's Cypress - fell.

  Decided 5 Aug 2020 Trees
• 20/00030/LBC Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  Consent for a single storey rear extension with glazed link to the main dwelling

  Decided 25 Feb 2020 Heritage and listed buildings
• 20/00029/FULL Granted

  Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  Single storey rear extension with glazed link to the main dwelling

  Decided 25 Feb 2020 Full applications

1. 1 Jul 2022

   Received by Windsor and Maidenhead

2. 5 Jul 2022

   Validated

   Checked as complete and ready for consideration.

3. 15 Sep 2022

   Decision issued: Application Withdrawn

4. 4 Aug 2026

   Added to PlanIndex

The applicant withdrew this application before Windsor and Maidenhead decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  22/01786/FULL Submitted 4 Jul 2022 50 yards away

  Single storey rear extension with glazed link to the main dwelling and covered area on the South East elevation.

  Withdrawn Full applications Extension Windows or glazing 17 docs
  Small domestic

• Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  21/00759/LBC Submitted 11 Mar 2021 50 yards away

  Consent for detached garage with workshop/storage above and extension to drive following demolition of existing garage.

  Withdrawn Heritage and listed buildings Extension Demolition 12 docs

• Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  20/02498/CONDIT Submitted 23 Sep 2020 50 yards away

  Details required by condition 2 (drawings and methodology) of listed building consent 20/00030/LBC for consent for a single storey rear extension with glazed link to the main dwelling.

  Granted Conditions Extension Windows or glazing 6 docs
  Small domestic

• Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  20/00030/LBC Submitted 8 Jan 2020 50 yards away

  Consent for a single storey rear extension with glazed link to the main dwelling

  Granted Heritage and listed buildings Extension Windows or glazing 13 docs
  Small domestic

• Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  20/00029/FULL Submitted 8 Jan 2020 50 yards away

  Single storey rear extension with glazed link to the main dwelling

  Granted Full applications Extension Windows or glazing 23 docs
  Small domestic

• Cromwell Cottage Alleyns Lane Cookham Maidenhead SL6 9AD

  20/02313/CPD Submitted 7 Sep 2020 50 yards away

  Certificate of lawfulness to determine whether the provision of a mobile home (not operational development) within the garden of the residential property for use as additional accommodation by one household (not a material change of use) is lawful.

  Granted Lawful development 22 docs

• 26/01323/LBC Withdrawn

  De Vere Beaumont Estate Burfield Road Old Windsor Windsor SL4 2JJ

  Consent for 8 no. EV Chargers in existing hotel car park

  Received 28 May, published by the council 25 Jul 2026 Heritage and listed buildings
• 26/01425/LBC Granted

  Harte And Garter Hotel High Street Windsor SL4 1PQ

  Consent for internal works including demolition works, new subdivisions, installation of secondary glazing, installation of new services, removal of redundant plant equipment, installation of new plant equipment, new service lift, to facilitate the creation of additional bedrooms.

  Received 9 Jun, published by the council 25 Jul 2026 Heritage and listed buildings
• 26/01909/LBC Withdrawn

  60 Grove Road Windsor SL4 1HS

  Consent for a replacement outbuilding ancillary to the main dwelling.

  Received 3 Aug, published by the council 11 Aug 2026 Heritage and listed buildings
• 26/02393/LBC Awaiting decision

  Flat 1 Hodgson House Eton College Slough Road Eton Windsor SL4 6DE

  Consent for a wall mounted Electric Vehicle Charger.

  Received 30 Sep, published by the council 9 Oct 2026 Heritage and listed buildings
• 26/01697/LBC Granted

  Bisham Abbey Bisham Village Marlow Road Bisham Marlow SL7 1RR

  Consent 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 13 Jul, published by the council 25 Jul 2026 Heritage and listed buildings