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13 William Ellis Close Old Windsor Windsor SL4 2QS

26/01402/NMANon-material AmendmentAwaiting decision
Discharge / amendments
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

Non material amendments to planning permission 26/00355/FULL for the enlargement of the single storey front extension, alterations to the front mono pitched roof and window openings, 1no. front canopy and repositioning of the 2no. rooflights.

Received
8 June 2026
Decision due
5 July 2026
Ward
Old Windsor
  1. Received8 Jun
  2. Validated8 Jun
  3. Consult.
  4. Target5 Jul
  5. Decided

Have your say

Comment on the council's siteDocuments (5)

About this application

This is an application to amend a permission at 13 William Ellis Close Old Windsor Windsor SL4 2QS. Windsor has handled 176 applications of this type. It has been with the council since 8 June 2026 and is still awaiting a decision. The site is in a conservation area. There have been 2 other applications at this address. In the past year there have been 30 applications across Old Windsor. We hold 1,031 applications in total for the SL4 postcode area.

55% of amendment 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.See what's approved near your address

Application details

Postcode
SL4 2QS
Application type
Non-material Amendment
Scale / size
Small
Parish
Old Windsor Parish

Planning application dates

Date validated
8 June 2026

Applicant and agent

Agent address
Studio9 Architects 12 Hickin Street London E143LW

Planning decision

Statutory period
27 days

Additional information

Planning Portal ID
PP-14990789
Documents
5

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)Part of the site

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 (21)

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, heritage coasts and brownfield registers.

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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Before the decision

You may need a flood risk assessment. Drainage & flood risk consultants near this site

The site is in flood zone 3 (Environment Agency).

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