Welton London Road Sunninghill Ascot SL5 0PH

This site has had 4 applications since 2022: 2 approved, 0 refused.

• 22/03166/FULL Granted

  Welton London Road Sunninghill Ascot SL5 0PH

  Replacement dwelling with associated cycle/refuse storage, landscaping and parking following the demolition of the existing dwelling and outbuildings.

  Decided 30 Nov 2023 Full applications
• 22/02502/CPD Granted

  Welton London Road Sunninghill Ascot SL5 0PH

  Certificate of lawfulness to determine whether the proposed single storey side extension, alterations to fenestration and 2no. detached outbuildings is lawful.

  Decided 4 Nov 2022 Lawful development
• 22/01858/CPD Withdrawn

  Welton London Road Sunninghill Ascot SL5 0PH

  Certificate of lawfulness to determine whether the proposed single storey side extension, part single, part two-storey rear extensions and detached outbuilding is lawful.

  Decided 5 Sep 2022 Lawful development

1. 26 Aug 2026

   Received by Windsor and Maidenhead

2. 8 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 21 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Windsor and Maidenhead took a median of 56 days over the applications it decided in the last year.

• 22/03166/FULL Granted

  Welton London Road Sunninghill Ascot SL5 0PH

  Replacement dwelling with associated cycle/refuse storage, landscaping and parking following the demolition of the existing dwelling and outbuildings.

  Decided 30 Nov 2023 Full applications

This application is with Windsor and Maidenhead for determination, against a statutory target of eight weeks. Over the last year Windsor and Maidenhead decided amendment applications in a median of 49 days. More in our guide to how long planning decisions take.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• Welton London Road Sunninghill Ascot SL5 0PH

  22/02502/CPD Submitted 13 Sep 2022 50 yards away

  Certificate of lawfulness to determine whether the proposed single storey side extension, alterations to fenestration and 2no. detached outbuildings is lawful.

  Granted Lawful development Extension Windows or glazing 18 docs
  Small domestic

• Welton London Road Sunninghill Ascot SL5 0PH

  22/03166/FULL Submitted 25 Nov 2022 50 yards away

  Replacement dwelling with associated cycle/refuse storage, landscaping and parking following the demolition of the existing dwelling and outbuildings.

  Granted Full applications Demolition 48 docs
  Domestic

• Welton London Road Sunninghill Ascot SL5 0PH

  22/01858/CPD Submitted 11 Jul 2022 50 yards away

  Certificate of lawfulness to determine whether the proposed single storey side extension, part single, part two-storey rear extensions and detached outbuilding is lawful.

  Withdrawn Lawful development Extension 18 docs
  Small domestic

• Silwood House London Road Sunninghill Ascot SL5 7PU

  22/00098/FULL Submitted 17 Jan 2022 150 yards away

  Single storey rear extension and alterations to fenestration, following demolition of the existing single storey rear element.

  Granted Full applications Extension Demolition +1 12 docs
  Small domestic

• House In The Wood Larch Avenue Ascot SL5 0AP

  26/01221/VAR Submitted 14 May 2026 150 yards away

  Variation (under Section 73a) of Condition 3 to substitute those plans approved under 24/01752/FULL for a Front canopy with balcony above, single storey infill extension, new enclosed courtyard, enlargement of existing conservatory, first floor rear infill extension, enlargement of existing second floor with 1no. rear balcony, enlargement and alterations to existing raised patio and alterations to fenestration and existing chimneys following removal of existing rear dormer (part retrospective) with amended plans.

  Granted Amendments Extension Loft or dormer +1 29 docs
  Small domestic

• Land Rear of Cary Cottage London Road Sunninghill Ascot

  23/00714/TPO Submitted 20 Mar 2023 150 yards away

  T1 - Larch - Fell. (004/1981/TPO)

  Granted Trees 11 docs

• 26/00814/VAR Granted

  Land West of Switchback Road North And North of Nightingale Lane Maidenhead

  Variation (under Section 73a) of planning permission 21/02963/FULL to vary the wording of Condition 8 (Drainage), 9 (Vehicles), 10 (Landscaping) and 11 (Painting) without complying with one month time limit.

  Received 27 Mar, published by the council 25 Jul 2026 Amendments
• 26/01411/VAR Granted

  Whiteladies Park Prince Albert Drive Ascot SL5 8AQ

  Variation (under Section 73) of Condition 11 to substitute those plans approved under 25/03016/FULL for the Redevelopment of existing dwelling, including demolition and reconstruction of western extension, the construction of an eastern extension including an indoor swimming pool, and creation of a basement area with amended plans.

  Received 8 Jun, published by the council 25 Jul 2026 Amendments
• 26/01792/VAR Granted

  Silver Birches St Marys Road Ascot SL5 9JE

  Variation (under Section 73) of Condition 9 (Approved Plans) to substitute those plans approved under 26/00205/FULL for a raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements with amended plans.

  Received 22 Jul, published by the council 31 Jul 2026 Amendments
• 26/02420/NMA Awaiting decision

  Development At King Street And Queen Street And Broadway Maidenhead

  Non material amendments to planning permission 25/00066/VAR as per covering letter.

  Received 2 Oct, published by the council 9 Oct 2026 Amendments
• 26/02152/NMA Granted

  Land Bounded By Ascot Fire Station Station Hill And West of Hermitage Parade And South of High Street Ascot SL5 7HF

  Non material amendments to planning permission 25/01050/FULL to amend the wording of Condition 8 (Bat Mitigation Scheme).

  Received 1 Sep, published by the council 8 Sep 2026 Amendments