6 The Dell Maidenhead SL6 3NS

Awaiting decision 26/01183/PDXL
Extensions & alterations
Council
Windsor and Maidenhead 4.8/10
Date received
11 May 2026
Date validated
11 May 2026
Postcode
SL6 3NS

Description

Single storey rear extension no greater than 3.76m in depth, 2.90m high with an eaves height of 2.90m.

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Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
Bembridge Cannon Lane Maidenhead SL6 3NR
Relocation of front entrance door, new canopy, single storey rear/side extension, hip to…
25/00878/FULL
2025 Approved
Tal-Y-Bont 3 Smithfield Close Maidenhead SL6 3XE
Single storey rear/side extension.
25/00714/FULL
2025 Approved
Avondale Smithfield Road Maidenhead SL6 3NP
Single storey rear extension, hip to gable, loft conversion with 2No front and 1No rear d…
25/00603/FULL
2024 Approved
Broford Woodlands Park Road Maidenhead SL6 3NW
Replacement porch roof, single storey side/rear extension and rear raised decking followi…
24/01576/FULL
2023 Approved
Samares Smithfield Road Maidenhead SL6 3NP
Part two storey part first floor side/front/rear extension and alterations to fenestratio…
23/02880/FULL
2023 Approved
Hill Garth Smithfield Road Maidenhead SL6 3NP
Proposed detached outbuilding.
23/01813/FULL
2023
Bluebell Cottage Smithfield Road Maidenhead SL6 3NP
Hip to gable roof alteration, 2 no. front dormers, 1 no. front rooflight and 1 no. rear d…
23/02240/FULL
2023 Approved
Bluebell Cottage Smithfield Road Maidenhead SL6 3NP
Hip to gable, 2no. new front rooflights, 1no rear dormer with 1no Juliette balcony.
23/01204/FULL
2023 Approved
Glenora Smithfield Road Maidenhead SL6 3NP
1 no. outbuilding
23/01398/FULL
2023 Approved
Tal-Y-Bont 3 Smithfield Close Maidenhead SL6 3XE
Single storey side extension following the demolition of existing elements.
23/00145/FULL
2021 Refused
Woodlands Dental Practice Cannon Lane Maidenhead SL6 3NR
Raising of the eaves and ridge to create a new first floor, two storey front extension, n…
21/02398/FULL
2021 Approved
Mountain Ash Smithfield Road Maidenhead SL6 3NP
Front and side dormer, 1 No front rooflight, 2 No. rear rooflights and sun tunnel to faci…
21/00549/FULL
2020 Refused
Mountain Ash Smithfield Road Maidenhead SL6 3NP
Single storey front extension and new gable wall and dormers to the front and rear elevat…
20/01407/FULL
2019 Approved
Beesa Smithfield Road Maidenhead SL6 3NP
Single storey side and rear extension
19/02825/FULL
2019 Approved
Huxwood Woodlands Park Road Maidenhead SL6 3NW
Single storey side/rear extension and x1 rear rooflight.
19/01151/FULL
2019 Approved
Woodlands Dental Practice Cannon Lane Maidenhead SL6 3NR
Extension to the existing dental practice, at the front of the building, where there is c…
19/00640/FULL
2017 Approved
Hill Garth Smithfield Road Maidenhead SL6 3NP
Part single, part first floor rear extension, hip to gable conversion and front and rear…
17/01203/FULL
2016 Approved
Highlea Smithfield Road Maidenhead SL6 3NP
Proposed loft conversion with hip to gable roof, 2 No. front pitch roof dormers and first…
16/03624/FULL
2016 Approved
12 The Dell Maidenhead SL6 3NS
Single storey rear extension.
16/03685/FULL
2024 Approved
Samares Smithfield Road Maidenhead SL6 3NP
Non material amendments to planning permission 23/02880/FULL for the replacement of two f…
24/01956/NMA
2024 Refused
Samares Smithfield Road Maidenhead SL6 3NP
Non material amendments to planning permission 23/02880/FULL for the replacement of 2no…
24/01825/NMA
2021 Approved
Mountain Ash Smithfield Road Maidenhead SL6 3NP
Certificate of lawfulness to determine whether the proposed hip to gable and rear dormer…
21/01385/CPD
2020 Approved
Beesa Smithfield Road Maidenhead SL6 3NP
Certificate of lawfulness to determine whether the proposed detached outbuilding is lawfu…
20/00401/CPD
2017 Approved
Woodlands House Cannon Lane Maidenhead SL6 3NR
Change of use from A2 to A5 pizza takeaway as approved under planning permission 14/02861…
17/02711/VAR
2017 Refused
Beau Regard Smithfield Road Maidenhead SL6 3NP
Two storey rear extension with first floor side dormer window as approved under planning…
17/02093/VAR
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