Silver Birches St Marys Road Ascot SL5 9JE Data via plota.co.uk

26/00205/FULL - Full Approved
DemolitionExtensions & alterations

Proposal

Raised ridge, 2 no. front dormers and 1 no. rear dormer, 1no. side bay window, new chimney, single storey side/rear extension, alterations to fenestration and hardstanding, following demolition of existing elements. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
26 Jan 2026
✓
Approved
13 Apr 2026

Approved on 13 Apr 2026 · Delegated · Last checked 7 Jul 2026

Documents 19

Decision & officer reports 1

PDF Permit full Councils Decision · 13 Apr 2026 View ↗

Statements & assessments 5

PDF Planning officers report Planning Officers Assessment · 13 Apr 2026 View ↗ PDF Arboricultural survey impact assessment & abroricultural method statement Supporting Information - Arboricultural report · 23 Jan 2026 View ↗ PDF Preliminary roost assessment Supporting Information - Ecology · 23 Jan 2026 View ↗ PDF Bat emergence survey Supporting Information - Ecology · 23 Jan 2026 View ↗ PDF Design and access statement Design and Access Statement · 23 Jan 2026 View ↗

Plans & drawings 2

PDF Appendix 3 - tree constraints plan Supporting Information - Trees · 23 Jan 2026 View ↗ PDF Appendix 4 - tree protection plan Supporting Information - Trees · 23 Jan 2026 View ↗

Application forms 1

PDF Cil form 1 CIL Documents · 23 Jan 2026 View ↗

Consultation & comments 5

PDF Sunninghill & ascot parish council Parish Council Comments · 26 Feb 2026 View ↗ PDF 1 public comment Community Comments Object · 25 Feb 2026 View ↗ PDF Sunninghill & ascot parish council Parish Council Comments · 19 Feb 2026 View ↗ PDF Objection letter Community Comments Object · 16 Feb 2026 View ↗ PDF Neighbour notification list Neighbour Notification List · 30 Jan 2026 View ↗

Other documents 5

PDF Eot Extension of Time · 10 Apr 2026 View ↗ PDF Additional eot Extension of Time · 10 Apr 2026 View ↗ PDF Email 03.03.2026 Correspondence - General · 3 Mar 2026 View ↗ PDF History log Property History · 30 Jan 2026 View ↗ PDF Applicationformredacted Application Forms · 23 Jan 2026 View ↗

All documents on the council site ↗

Associated applications 4

Site constraints 4

Priority habitat: Deciduous woodland
A habitat of principal importance. It shapes the ecology work and the biodiversity net gain a scheme has to show.
Habitat network: Other Priority Habitats - NEZ
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Inside the Ascot and Sunningdale built-up area; Green belt 27 m away: London.
Not affected
Outside flood zones 2 and 3 · No listed building at the site · No scheduled monument at the site

Checked on 6 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.

Sales history 1

Last sold for £1,700,000 in March 2025. Detached house, freehold.

31 March 2025£1,700,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area171 m² (1,841 sq ft)
Energy ratingE (50 out of 100), could reach C
PropertyDetached house, 7 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in October 2024, the latest held for this property. The building may have changed since. View the certificate

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28 Aug 2026Approved

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Important details

Council
Windsor and Maidenhead
Application type
Full
Postcode
SL5 9JE
Received
26 Jan 2026
Validated
26 Jan 2026
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Case officer
Show
Target decision
22 Mar 2026
Decision
Application Permitted
Decision date
13 Apr 2026
Decision level
Delegated
Applicant
Show
Agent
Show

How this decision compares

Decided in 77 days from validation, 23 days slower than Windsor and Maidenhead's median of 54 for demolitions. Approved, as 74% of demolitions here are.

77%decided within 8 weeks
74%approved
194decided in the last year

Plota live figures for demolitions decided by Windsor and Maidenhead in the last twelve months, from validation. Windsor and Maidenhead decision record →

Consultation & key dates

Alt. reference
PP-14620210
Planning Portal ref
PP-14620210
Comments by
27 Feb 2026
Statutory expiry
22 Mar 2026
Env. assessment
No
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

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

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.