24 William Ellis Close Old Windsor Windsor SL4 2QW Data via plota.co.uk
Proposal
Single storey rear extension no greater than 3.60m in depth, 2.90m high with an eaves height of 2.84m. Data via plota.co.uk
Application progress
Approved on 14 Jan 2026 · Delegated · Last checked 7 Oct 2026
Documents 5
Decision & officer reports 1
Statements & assessments 1
Consultation & comments 1
Site constraints 4
Checked on 7 October 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Building
From the energy performance certificate lodged in July 2011, the latest held for this property. The building may have changed since. View the certificate
Every application in Windsor and Maidenhead - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Windsor and Maidenhead
- Application type
- Permitted Development Extended
- Postcode
- SL4 2QW
- Received
- 3 Dec 2025
- Validated
- 3 Dec 2025
- Ward
- Old Windsor
- Parish
- Old Windsor Parish
- Case officer
- Show
- Target decision
- 14 Jan 2026
- Decision
- Prior Approval Not Required
- Decision date
- 14 Jan 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Show
How this decision compares
Decided in 42 days from validation, 11 days faster than Windsor and Maidenhead's median of 53 for extensions. Approved, as 75% of extensions here are.
Plota live figures for extensions decided by Windsor and Maidenhead in the last twelve months, from validation. Windsor and Maidenhead decision record →
Consultation & key dates
- Alt. reference
- PP-14537021
- Planning Portal ref
- PP-14537021
- Comments by
- 25 Dec 2025
- Statutory expiry
- 14 Jan 2026
- Env. assessment
- No
Historical activity at this location
20 nearby applications on record - archival context, not part of the live application.
Nearby activity
Windsor and Maidenhead is faster than most councils at deciding householder applications, ranking #82 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Windsor and Maidenhead is also one of the strictest councils - it refuses more householder applications than almost any other, with only 74% approved vs 90% nationally.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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24 William Ellis Close Old Windsor Windsor SL4 2QW
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