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Old Boundary House London Road Sunningdale Ascot SL5 0DJ

24/03158/CLAMAPrior Approval Class MARefused
Outline / PiP

Refused on 5 March 2025

Council decision: RefuseDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Prior approval for the change of use from Class E (commercial, business and service) to Class C3 (residential) to provide 3no. flats.

Received
24 December 2024
Decision level
Delegated (officer decision)
Ward
Sunningdale And Cheapside
  1. Received24 Dec
  2. Validated8 Jan
  3. Consult.6 Feb
  4. Target5 Mar
  5. Decided5 Mar

Decided in 56 days (council typically 56)

About this application

This is an outline application for a change of use at Old Boundary House London Road Sunningdale Ascot SL5 0DJ. Windsor has handled 644 applications of this type. This one was decided in 71 days, 2 weeks longer than Windsor's typical decision time. The site is in a conservation area. There are no previous applications recorded at this address. In the past year there have been 75 applications across Sunningdale And Cheapside. We hold 1,448 applications in total for the SL5 postcode area.

67% of outline applications at Royal Borough of Windsor and Maidenhead were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
SL5 0DJ
Application type
Prior Approval Class MA
Scale / size
Small
Parish
Sunningdale Parish

Planning application dates

Date validated
8 January 2025
Consultation expiry
6 February 2025
Neighbour consultation end
6 February 2025
Last date for comments
27 February 2025
Target decision date
5 March 2025

Applicant and agent

Agent address
Smith Jenkins Planning & Heritage 7 Canon Harnett Court Wolverton Mill Milton Keynes MK12 5NF

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-13623052
Documents
16

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Brownfield land register: Broomhall Car Park, SunningdaleRegister site at or near this address · +1 more
  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: conservation areas, Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (20)

flood storage areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves and heritage coasts.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: Windsor

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