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Planning application

Old Boundary House And New Boundary House London Road Sunningdale Ascot

Awaiting decision Windsor and Maidenhead 23/01423/FULL Full

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Mixed use redevelopment for offices and 14 dwellings and associated soft and hard landscaping, car and cycle parking and refuse and recycling facilities.

As published by the council, reference 23/01423/FULL

Application record

Reference
23/01423/FULL
Type
Full
Status
Awaiting decision
Received
9 Jun 2023
Validated
9 Jun 2023
Ward
Sunningdale And Cheapside
Parish
Sunningdale Parish

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 5 applications since 2021: 1 approved, 1 refused.

  • 26/01821/CONDIT Awaiting decision

    Old Boundary House And New Boundary House London Road Sunningdale Ascot

    Details required by Condition 1 (External Appearance And landscaping); Condition 4 (Surface Water Drainage Scheme); Condition 5 (SuDS Hierarchy); Condition 7 (Tree Protection); Condition 12 (Cycle Parking Details); Condition 13 (Refuse Stoarage And Waste Management); Condition 19 (Biodiversity Enhancements) and Condition 24 (Balcony Screen Details) of planning permission 25/01493/OUT for an outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 26 No. apartments, following demolition of the existing buildings.

    Submitted 24 Jul 2026 Conditions
  • 25/01493/OUT Granted

    Old Boundary House And New Boundary House London Road Sunningdale Ascot

    Outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 26 No. apartments, following demolition of the existing buildings.

    Decided 29 May 2026 Outline
  • 22/00721/OUT Refused

    Old Boundary House And New Boundary House London Road Sunningdale Ascot

    Outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 28 apartments following demolition of the existing buildings.

    Decided 7 Oct 2022 Outline
  • 21/01543/OUT Withdrawn

    Old Boundary House And New Boundary House London Road Sunningdale Ascot

    Outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 28 apartments following demolition of the existing buildings.

    Decided 1 Oct 2021 Outline

Timeline

Dates from the published record

  1. 9 Jun 2023

    Received by Windsor and Maidenhead

  2. 12 Sep 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 4 August 2023, 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.

Documents

Plans, drawings, consultee responses and the officer's report

53 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with Windsor and Maidenhead for determination, against a statutory target of eight weeks. Over the last year Windsor and Maidenhead decided full applications in a median of 64 days. More in our guide to how long planning decisions take.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Old Boundary House And New Boundary House London Road Sunningdale Ascot

    22/00721/OUT Submitted 17 Mar 2022 50 yards away

    Outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 28 apartments following demolition of the existing buildings.

    Refused Outline New dwelling Demolition 72 docs
    Major scheme

  • Old Boundary House And New Boundary House London Road Sunningdale Ascot

    21/01543/OUT Submitted 18 May 2021 50 yards away

    Outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 28 apartments following demolition of the existing buildings.

    Withdrawn Outline New dwelling Demolition 34 docs
    Major scheme

  • Old Boundary House And New Boundary House London Road Sunningdale Ascot

    26/01821/CONDIT Submitted 24 Jul 2026 50 yards away

    94% historically approved · decision due ~18 Sep

    Details required by Condition 1 (External Appearance And landscaping); Condition 4 (Surface Water Drainage Scheme); Condition 5 (SuDS Hierarchy); Condition 7 (Tree Protection); Condition 12 (Cycle Parking Details); Condition 13 (Refuse Stoarage And Waste Management); Condition 19 (Biodiversity Enhancements) and Condition 24 (Balcony Screen Details) of planning permission 25/01493/OUT for an outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 26 No. apartments, following demolition of the existing buildings.

    Awaiting decision Conditions New dwelling Demolition +1 26 docs
    Major scheme

  • Old Boundary House And New Boundary House London Road Sunningdale Ascot

    25/01493/OUT Submitted 9 Jun 2025 50 yards away

    Outline application for access, layout and scale only to be considered at this stage with all other matters to be reserved for the construction of 26 No. apartments, following demolition of the existing buildings.

    Granted Outline New dwelling Demolition 70 docs
    Major scheme

  • Lime Tree Villas London Road Sunningdale Ascot SL5 0JN

    20/00379/CONDIT Submitted 17 Feb 2020 50 yards away

    Details required by Condition 2 (Materials) and Condition 5 (Landscaping) of planning permission 19/01015/VAR for a Variation (under Section 73A) of Condition 2 (Approved Plans) to substitute those plans approved under 15/01752/FULL for 4 No. dwellings forming 2 pairs of semi-detached houses with associated parking, garages and amenity space following demolition of existing dwelling with amended plans (Allowed on Appeal).

    Granted Conditions Demolition 14 docs
    Several homes

  • The Ambassador London Road Sunningdale Ascot

    20/02636/TPO Submitted 6 Oct 2020 100 yards away

    T1 - Copper Beech. Crown lift the tree lower canopy of the tree retaining all branch matter equal to and not exceeding 25mm in diameter to a maximum height of 4m above existing ground levels. Reprofile the southern sector of the trees canopy by tip reducing branches no greater than 20mm in diameter by a maximum length of 1.5m to provide a 2m branch clearance from the north elevation of the building. The final cut points are illustrated in the attached pdf. Reprofile the mid to lower eastern sector of the trees canopy by tip reducing branches no greater than 20mm in diameter by a maximum length of 1.5m.

    Granted Trees 12 docs

In Windsor and Maidenhead

  • 26/02029/FULL Granted

    5 Kimber Close Windsor SL4 4BJ

    Single storey rear extension.

    Received 17 Aug, published by the council 27 Aug 2026 Full applications
  • 26/01955/FULL Granted

    2 Holmlea Road Datchet Slough SL3 9HQ

    Change of use from a dwellinghouse (Use Class C3) to a children's home (Use Class C2) for up to three children, together with conversion of the garage to an office with an en-suite facilities and alterations to fenestration.

    Received 7 Aug, published by the council 27 Aug 2026 Full applications
  • 26/01121/FULL Granted

    Zain House 15 Wilton Crescent Windsor SL4 4YJ

    Single storey side/front extension, first floor extension over existing side element with 1no. Juliet balcony and 1no. Juliet balcony to existing rear elevation.

    Received 6 May, published by the council 11 Aug 2026 Full applications
  • 26/01977/FULL Granted

    9 St Marks Place Windsor SL4 3BG

    Garage conversion and alterations to fenestration.

    Received 11 Aug, published by the council 24 Aug 2026 Full applications
  • 26/01804/FULL Granted

    16 Devereux Road Windsor SL4 1JJ

    Installation of air conditioning compressor unit to the first floor side elevation.

    Received 23 Jul, published by the council 24 Aug 2026 Full applications