12 Islet Park Drive Maidenhead SL6 8LF Data via plota.co.uk

26/01646/PDXL - Permitted Development Extended Decided
Extensions & alterations

Proposal

Single storey rear extension no greater than 5.30m in depth, 3.88m high with an eaves height of 2.61m and partial garage conversion. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
7 Jul 2026
✓
Prior Approval Not Required
14 Aug 2026

Prior Approval Not Required on 14 Aug 2026 · Delegated · Last checked 15 Aug 2026

Documents 6

Decision & officer reports 1

PDF Prior approval not required pd Councils Decision · 14 Aug 2026 View ↗

Statements & assessments 2

PDF Planning officers report Planning Officers Assessment · 14 Aug 2026 View ↗ PDF Supporting planning statement Planning Statement · 6 Jul 2026 View ↗

Application forms 1

PDF Application form redacted Application Forms · 6 Jul 2026 View ↗

Consultation & comments 1

PDF Neighbour notification list Neighbour Notification List · 8 Jul 2026 View ↗

Other documents 1

PDF History log Property History · 7 Jul 2026 View ↗

All documents on the council site ↗

Site constraints 6

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 ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Registered park or garden 186 m away: Cliveden; Inside the Maidenhead built-up area; Green belt 45 m away: London; Priority habitat 44 m away: Deciduous woodland.
Not affected
No listed building at the site · 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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Other new applications on this street

4 Jun 2026Refused

Conkers 14 Camley Park Drive Maidenhead SL6 6QF

Variation (under Section 73) of planning permission 25/02876/FULL to vary the wo...

26/01376/VAR
18 May 2026Approved

Squirrels Leap 7 Camley Park Drive Maidenhead SL6 6QF

(T001) Common Beech (Fagus Sylvatica) - remove dead branch. (T008) Sweet Chestnu...

26/01046/TPO

Nearby new applications

4 Sept 2026Pending

91 Lower Cookham Road Maidenhead SL6 8JY

Part single part two storey wrap around extension (front/side/rear) with new fro...

26/02103/FULL
26 Aug 2026Pending

Culpeppers And Annexe At Culpeppers 53 Lower Cookham Road Maidenhead

Replacement of 2no. existing dwellings with new 2no. dwellings with associated a...

26/01927/FULL
4 Aug 2026Refused

Green Lodge 72 Sheephouse Road Maidenhead SL6 8HP

Certificate of lawfulness to determine whether the proposed timber garden shed i...

26/01916/CPD
20 Jul 2026Approved

Orwell Cottage 10 Cliveden Mead Maidenhead SL6 8HE

Details required by Condition (6) (biodiversity enhancements) of planning permis...

26/01761/CONDIT
20 Jul 2026Refused

Penny Meadow 16 Cliveden Mead Maidenhead SL6 8HE

1no. replacement five bedroom dwelling with air source heat pump, EV charging po...

26/01690/FULL
19 Jun 2026Approved

6 Amberley Court Maidenhead SL6 8LJ

Ground floor single storey rear extension

26/01511/FULL

Important details

Council
Windsor and Maidenhead
Application type
Permitted Development Extended
Postcode
SL6 8LF
Received
7 Jul 2026
Validated
7 Jul 2026
Ward
Riverside
Parish
Maidenhead Unparished
Case officer
Show
Target decision
17 Aug 2026
Decision
Prior Approval Not Required
Decision date
14 Aug 2026
Decision level
Delegated
Applicant
Show
Agent
Stephen Varney Associates Ltd

Consultation & key dates

Alt. reference
PP-15063876
Comments by
2 Aug 2026
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

2023 Approved
Stable Cottage 19 Islet Park Drive Maidenhead SL6 8LF
Garage conversion with single storey rear extension and new pitched roof and 3 no. roofli…
23/01478/FULL
2022 Approved
The Courtyard 23 Islet Park Drive Maidenhead SL6 8LF
Single storey front extension, new roof, raising of the eaves and ridge, 4no. front dorme…
22/03014/FULL
2022 Withdrawn
The Courtyard 23 Islet Park Drive Maidenhead SL6 8LF
Single storey front extension, new roof, raising of the eaves and ridge, 2no. front dorme…
22/01883/FULL
2022 Approved
20 Islet Park Maidenhead SL6 8LE
Single storey rear extension.
22/01086/FULL
2022 Approved
White Brook Lodge 8A Islet Park Drive Maidenhead SL6 8LF
Ground floor rear extension to the existing garage, first floor extension to the south we…
22/01557/FULL
2021 Approved
20 Islet Park Drive Maidenhead SL6 8LF
Front infill extension and first floor side extension, with rear Juliet balcony.
21/02913/FULL
2021 Approved
11 Islet Park Drive Maidenhead SL6 8LF
3no. front rooflights, 1no. side dormer, replacement rear dormer with balustrade and alte…
21/02897/FULL
2021 Approved
White Brook House Islet Park Maidenhead SL6 8LE
First floor side/rear extension and alteration to fenestration.
21/02682/FULL
2021 Approved
20 Islet Park Drive Maidenhead SL6 8LF
(T1) Wellingtonia - crown lift branches to 5.3m over the road, 2.5m over the pavement and…
21/02210/TPO
2020 Approved
White Brook House Islet Park Maidenhead SL6 8LE
Infill an ornamental pond.
20/03339/FULL
2018 Approved
21 Islet Park Drive Maidenhead SL6 8LF
(T1) - Weeping Beech - Crown lift to attain 5m clearance over the ground level and tip re…
18/02724/TPO
2018 Approved
Balustrades Islet Park Maidenhead SL6 8LE
First floor side extension.
18/01157/FULL
2017 Approved
15 Islet Park Drive Maidenhead SL6 8LF
Single storey side/rear extension.
17/02410/FULL
2017 Approved
20 Islet Park Drive Maidenhead SL6 8LF
(T1) Wellingtonia - crown lift by 2.5m from over the footpaths and by 5.2m from over the…
17/00826/TPO
2016 Withdrawn
Hunter House 1 Islet Park Drive Maidenhead SL6 8LF
Two storey side extension.
16/01569/FULL
2016 Approved
Balustrades Islet Park Maidenhead SL6 8LE
Single storey rear extension no greater than 5m depth, 4m high and an eaves height of 3m.
16/01305/PDXL
2024 Refused
White Brook House Islet Park Maidenhead SL6 8LE
Certificate of lawfulness to determine whether the proposed incidental residential outbui…
24/03006/CPD
2024 Refused
White Brook House Islet Park Maidenhead SL6 8LE
Certificate of lawfulness to determine whether the proposed detached outbuilding ancillar…
24/00948/CPD
2023 Refused
White Brook House Islet Park Maidenhead SL6 8LE
Certificate of lawfulness to determine whether the proposed detached outbuild, gates and…
23/02692/CPD
2022 Approved
11 Islet Park Drive Maidenhead SL6 8LF
Certificate of lawfulness to determine whether the proposed single storey side/rear exten…
22/01724/CPD
2021 Approved
18 Islet Park Drive Maidenhead SL6 8LF
Certificate of lawfulness to determine whether the proposed single storey side and rear e…
21/00439/CPD
2021 Withdrawn
18 Islet Park Drive Maidenhead SL6 8LF
Certificate of lawfulness to determine whether the proposed single storey side and rear e…
21/00329/CPD
2018 Approved
Tulip Tree House 3 Islet Park Drive Maidenhead SL6 8LF
Certificate of lawfulness to determine whether a single storey side extension and single…
18/02077/CPD
2017 Approved
21 Islet Park Drive Maidenhead SL6 8LF
Certificate of lawfulness to determine whether a single storey rear extension is lawful.
17/03703/CPD
2017 Approved
Pine Lodge 7 Islet Park Drive Maidenhead SL6 8LF
Non material amendments to planning permission 15/03093 for the revised design of the con…
17/00423/NMA
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