13 William Ellis Close Old Windsor Windsor SL4 2QS Data via plota.co.uk

26/01402/NMA - Non-material Amendment Refused
Admin / procedural

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. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
8 Jun 2026
✗
Refused
2 Jul 2026
Appeal
Not lodged

Refused on 2 Jul 2026 · Delegated · Last checked 5 Jul 2026

Documents 5

Decision & officer reports 1

PDF Refusal nma Councils Decision · 2 Jul 2026 View ↗

Statements & assessments 1

PDF Planning officers report Planning Officers Assessment · 2 Jul 2026 View ↗

Consultation & comments 1

PDF Objects(full) Community Comments Object · 12 Jun 2026 View ↗

Other documents 2

PDF History log Property History · 10 Jun 2026 View ↗ PDF Application Forms Application Forms · 8 Jun 2026 View ↗

All documents on the council site ↗

Associated applications 4

Site constraints 4

Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Also on the record
3 listed buildings within 150 m; Inside the Old Windsor and Wraysbury built-up area; Green belt 72 m away: London.
Not affected
No scheduled monument at the site

Checked on 11 September 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.

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New hardstanding and drop kerb.

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Important details

Council
Windsor and Maidenhead
Application type
Non-material Amendment
Postcode
SL4 2QS
Received
8 Jun 2026
Validated
8 Jun 2026
Ward
Old Windsor
Parish
Old Windsor Parish
Case officer
Show
Target decision
5 Jul 2026
Decision
Refuse
Decision date
2 Jul 2026
Decision level
Delegated
Applicant
Show
Agent
Show

Consultation & key dates

Alt. reference
PP-14990789
Env. assessment
No

Historical activity at this location

6 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
24 William Ellis Close Old Windsor Windsor SL4 2QW
Single storey rear extension no greater than 3.60m in depth, 2.90m high with an eaves hei…
25/03174/PDXL
2023 Approved
15 William Ellis Close Old Windsor Windsor SL4 2QS
Detached garden annex following the demolition of the existing outbuildings.
23/01955/FULL
2022 Approved
Rostrevor 78 St Lukes Road Old Windsor Windsor SL4 2QJ
Single storey side/rear extension and alterations to fenestration following the demolitio…
22/01558/FULL
2022 Approved
17 St Andrews Close Old Windsor Windsor SL4 2QU
Garage conversion and a single storey rear extension following the demolition of the exis…
22/01497/FULL
2021 Approved
20 St Andrews Close Old Windsor Windsor SL4 2QU
Single storey wrap around extension (front/side/rear)
21/03489/FULL
2017 Approved
Shaw Court William Ellis Close Old Windsor Windsor SL4 2AF
Confirmation that all conditions relating to planning permission 05/01980/FULL have been…
17/02482/CONDIT
Windsor and Maidenhead
Planning Authority Score
5.3/10
Average
#135 of 296 councils
Relevant to this application:
Householder decisions

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.

One of the strictest councils
only 74% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Windsor and Maidenhead decision statistics
Based on MHCLG data, the year to March 2026
72%
Overall approval rate
Below avg (87%) #293 of 296
74%
Householder approved
Below avg (90%) #294 of 296
75%
Decided in 8 weeks
Above avg (63%) #82 of 296
28%
Extended time limit
Below avg (41%) #47 of 296
44%
Minor dwellings approved
156 decided (1-9 homes)
96%
Major dwellings approved
27 decided (10+ homes)
64%
Change of use approved
25 decided
1,530
Total decisions
434 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings