6 Castle Avenue Datchet Slough SL3 9BA Data via plota.co.uk
26/01087/FULL - Full
Approved
Proposal
Outbuilding ancillary to the main dwelling, with new patio and steps Data via plota.co.uk
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View original council record ↗
Application progress
✓
Received
1 May 2026
✓
Approved
24 Jun 2026
Approved on 24 Jun 2026 · Delegated · Last checked 6 Jul 2026
Documents 8
Decision & officer reports 1
Statements & assessments 3
Consultation & comments 2
Important details
- Council
- Windsor and Maidenhead
- Application type
- Full
- Postcode
- SL3 9BA
- Received
- 1 May 2026
- Validated
- 1 May 2026
- Ward
- Datchet Horton And Wraysbury
- Parish
- Datchet Parish
- Case officer
- Show
- Target decision
- 25 Jun 2026
- Decision
- Application Permitted
- Decision date
- 24 Jun 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Show
Consultation & key dates
- Alt. reference
- PP-14903601
- 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
2025
Approved
4 Castle Avenue Datchet Slough SL3 9BA
Part garage conversion, single storey front extension, single storey rear extension, 1no…
2025
Refused
4 Castle Avenue Datchet Slough SL3 9BA
Part garage conversion, single storey front extension, single storey rear extension, 1no…
2023
Refused
4 Castle Avenue Datchet Slough SL3 9BA
Single storey front extension, single storey rear extension, partial garage conversion, 1…
2023
Refused
10 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension no greater than 6.30m in depth, 3.07m high with an eaves hei…
2023
Approved
133 Slough Road Datchet Slough SL3 9AE
Two storey front/side extension, side canopy, thermal insulation to the existing walls an…
2023
Refused
10 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension no greater than 6.7m in depth, 3.6m high with an eaves heigh…
2021
Approved
133 Slough Road Datchet Slough SL3 9AE
Two storey front extension, side canopy, detached garage with accommodation within the ro…
2021
Withdrawn
10 Castle Avenue Datchet Slough SL3 9BA
Single storey side/rear extension, hip to gable with x2 front dormers, x1 rear dormer, x1…
2021
Refused
Land At 16 Castle Avenue Datchet Slough
Outline application for 1no. three bedroom detached dwelling with all matters reserved.
2019
Approved
14 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension incorporating rear dormer and accomodation in roof space.
2019
Refused
15 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension with increased 1st floor accommodation above, with rear Juli…
2019
Approved
14 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension no greater than 2.7m in depth, 4m high with an eaves height…
2019
Refused
14 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension no greater than 6.032m depth, 4m high and an eaves height of…
2019
Refused
14 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension no greater than 6.032m in depth, 4m high with an eaves heigh…
2018
Approved
21 Castle Avenue Datchet Slough SL3 9BA
Raising of eaves and main ridge to enlarge first floor accommodation including front and…
2018
Approved
21 Castle Avenue Datchet Slough SL3 9BA
New detached double garage following demolition of the existing garage.
2018
Approved
15 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension and x1 rear dormer with Juliette Balcony following demolitio…
2018
Approved
21 Castle Avenue Datchet Slough SL3 9BA
Construction of a two storey rear extension and raising of the roof including x3 front do…
2017
Approved
15 Castle Avenue Datchet Slough SL3 9BA
Hip to gable extensions to accommodate loft conversion to form habitable accomodation and…
2016
Approved
17 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension no greater than 4.3m depth, 3.9m high and an eaves height of…
2016
Withdrawn
17 Castle Avenue Datchet Slough SL3 9BA
Single storey rear extension no greater than 4.30m depth, 3.90m high and an eaves height…
2022
Approved
10 Castle Avenue Datchet Slough SL3 9BA
Certificate of lawfulness to determine whether the alterations and extension to first flo…
2022
Refused
133 Slough Road Datchet Slough SL3 9AE
Non material amendments to planning permission 21/03671 for amendments to the design of t…
2021
Approved
8 Castle Avenue Datchet Slough SL3 9BA
Certificate of lawfulness to determine whether the proposed side dormer to facilitate add…
2018
Approved
21 Castle Avenue Datchet Slough SL3 9BA
Certificate of lawfulness to determine whether the proposed single storey side extension…
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 performance
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
Track this application
6 Castle Avenue Datchet Slough SL3 9BA
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