77 St Marks Road Maidenhead SL6 6DT Data via plota.co.uk

26/01552/FULL - Full Awaiting decision
Extensions & alterations

Proposal

Single storey rear extension, loft conversion, alterations to fenestration, blocking up a driveway with new boundary treatment, new bin store, soft and hard landscaping, following demolition of existing elements Data via plota.co.uk

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Application progress

✓
Received
24 Jun 2026
Decision
Awaiting decision

This application is under consideration - no decision has been issued yet. Comments are open until 28 Jul 2026.

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Documents 8

Statements & assessments 3

PDF Design and access statement Design and Access Statement · 24 Jun 2026 View ↗ PDF Preliminary bat roost assessment Supporting Information - Ecology · 24 Jun 2026 View ↗ PDF Bat emergence survey report Supporting Information - Ecology · 24 Jun 2026 View ↗

Application forms 2

PDF Application form redacted Application Forms · 24 Jun 2026 View ↗ PDF Cil form 1 CIL Documents · 24 Jun 2026 View ↗

Consultation & comments 1

PDF Neighbour notification list Neighbour Notification List · 1 Jul 2026 View ↗

Other documents 2

PDF History log Property History · 30 Jun 2026 View ↗ PDF Cover letter Correspondence - General · 24 Jun 2026 View ↗

All documents on the council site ↗

Other new applications on this street

St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU

Consent for alteration to the front entrance door to Block 6.

26/01367/LBC - 22 Jun 2026

Nearby new applications

7 To 13 And Land At Penyston Road Maidenhead SL6 6EJ

Details required by Condition 9 (Air Source Heat Pumps) and Condition 10 (Photov...

26/01641/CONDIT - 7 Jul 2026

46 Spencers Road Maidenhead SL6 6LN

Single storey rear extension following the demolition of the existing single sto...

26/01588/FULL - 2 Jul 2026

St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU

Consent for alteration to the front entrance door to Block 6.

26/01367/LBC - 22 Jun 2026

5 Archer Close Maidenhead SL6 6LH

Part single part two storey rear/side/front extension, front canopy and alterati...

26/01509/FULL - 18 Jun 2026

2 And LAnd At 2 Westfield Road Maidenhead SL6 5AU

Details required by Condition 2 (Materials), 7 (Drainage), 8 (Virginia creeper e...

26/01440/CONDIT - 10 Jun 2026

50 Alwyn Road Maidenhead SL6 5EL

Single storey side/rear extension

26/01325/FULL - 28 May 2026

Important details

Council
Windsor and Maidenhead
Application type
Full
Postcode
SL6 6DT
Received
24 Jun 2026
Validated
24 Jun 2026
Ward
Belmont
Parish
Maidenhead Unparished
Case officer
Track to view
Target decision
18 Aug 2026
Applicant
Track to view
Agent
Track to view

Consultation & key dates

Alt. reference
PP-15022285
Env. assessment
No

Historical activity at this location

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

Within ~100m

Nearby activity

2024 Approved
St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
London Plane within G2 - Crown lift secondary and smaller branches to provide up to 4m cl…
24/00937/TPO
2024 Approved
St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
T1, T3 Lime - remove any dead, broken, hanging branches. T2, T4 Lime - remove any dead, b…
24/00126/TPO
2023 Refused
123A Powney Road Maidenhead SL6 6EG
Roof top garden with privacy screening.
23/01631/FULL
2023 Approved
109 Powney Road Maidenhead SL6 6EG
SIngle storey side/rear extension. (Retrospective)
23/01550/FULL
2023 Approved
St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
Lawson cypress (T30 in TPO) - fell. Common lime (T28 and T29 in TPO) - crown lift to 3m…
23/01810/TPO
2022 Approved
St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
Consent for the demolition of Block 19.
22/02920/LBC
2022 Approved
St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
Demolition of Block 19.
22/02919/FULL
2022 Approved
Domino 69 St Marks Road Maidenhead SL6 6DP
New shop front, electronic roller shutters and signage - retrospective.
22/00617/FULL
2022 Approved
11 Portlock Road Maidenhead SL6 6DX
Part single, part two storey rear extension and alterations to fenestration.
22/00062/FULL
2021 Approved
St Marks Chapel St Marks Hospital 112 St Marks Road Maidenhead
Consent to removal and replacement of the defective lime plaster.
21/02462/LBC
2019 Approved
12 Portlock Road Maidenhead SL6 6DZ
Single storey rear extension no greater than 5.23m in depth, 2.8m high with an eaves heig…
19/01247/PDXL
2019 Approved
12 Portlock Road Maidenhead SL6 6DZ
Proposed ground and first floor rear extensions
19/00642/FULL
2019 Approved
75 St Marks Road Maidenhead SL6 6DT
Raising of the eaves height including replacement roof to create new second floor, and th…
19/00149/FULL
2018 Approved
St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
(T1) Wellingtonia (T2) Iris Yew - Prune low hanging sections to give a ground clearance o…
18/02512/TPO
2018 Approved
19 Portlock Road Maidenhead SL6 6DX
Single storey rear extension no greater than 5.1m in depth, 3.0m high with an eaves heigh…
18/01536/PDXL
2017 Approved
22 Portlock Road Maidenhead SL6 6DZ
Single storey rear extension
17/00760/FULL
2017 Refused
Super Plaice Fish And Chips 84 Powney Road Maidenhead SL6 6EQ
Consent to display one externally illuminated sign on flank wall.
17/00354/ADV
2016 Approved
18 Portlock Road Maidenhead SL6 6DZ
Part single/ part two storey rear, first floor side extensions and roof conversion into h…
16/03987/FULL
2016 Approved
119 Powney Road Maidenhead SL6 6EG
Single storey rear extension no greater than 3.730m depth, 3.625m high and an eaves heigh…
16/02832/PDXL
2016 Approved
13 Portlock Road Maidenhead SL6 6DX
Single storey rear extension
16/00591/FULL
2025 Approved
St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
Certificate of lawfulness to determine whether the proposed single storey extension is la…
25/02581/CPD
2025 Approved
14 Portlock Road Maidenhead SL6 6DZ
Certificate of lawfulness to determine whether the proposed infill of 2no. side windows t…
25/00245/CPD
2024 Approved
The Admin Block St Marks Hospital 112 St Marks Road Maidenhead SL6 6DU
Certificate of lawfulness to determine whether a private hire operators licence for taxi…
24/02679/CPU
2023 Withdrawn
109 Powney Road Maidenhead SL6 6EG
Certificate of lawfulness to determine whether the existing single storey side/rear exten…
23/00770/CLD
2023 Refused
109 Powney Road Maidenhead SL6 6EG
Certificate of lawfulness to determine whether the single storey side/rear extension is l…
23/00336/CPD
Windsor and Maidenhead
Planning Authority Score
4.8/10
Below average
#163 of 292 councils
Relevant to this application:
Householder decisions

Windsor and Maidenhead ranks #109 out of 292 councils for householder decision speed. Windsor and Maidenhead is also one of the strictest councils - it refuses more householder applications than almost any other, with only 70% approved vs 90% nationally.

One of the strictest councils
only 70% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Windsor and Maidenhead decision performance
Based on MHCLG data, 2025
69%
Overall approval rate
Below avg (87%) #289 of 292
70%
Householder approved
Below avg (90%) #292 of 292
72%
Decided in 8 weeks
Above avg (64%) #109 of 292
30%
Extended time limit
Below avg (40%) #55 of 292
40%
Minor dwellings approved
156 decided (1-9 homes)
92%
Major dwellings approved
25 decided (10+ homes)
61%
Change of use approved
18 decided
1,576
Total decisions
490 refused in 2025
Source: MHCLG planning statistics · See full council rankings