1A, Washington Road, London, SW13 9BG Data via plota.co.uk

PA26/2307 - Householder Application Decided
Extensions & alterations

Proposal

Single-storey extension. New mansard roof extension with dormer windows. Existing single glazed windows to be replaced with double-glazed casement windows. Façade alterations. Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
1 Jul 2026
✓
Consultation
10 Jul 2026
✓
Decided

Decided on · Delegated Decision · Last checked 20 Aug 2026

Documents

View the documents on the council's website ↗

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Important details

Council
Richmond upon Thames
Application type
Householder Application
Postcode
SW13 9BG
Received
1 Jul 2026
Validated
1 Jul 2026
Ward
Barnes Ward [BRN]
Case officer
Show
Target decision
26 Aug 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Jones Lambell Ellis Studio

Consultation & key dates

Alt. reference
PP-14752490
Comments by
31 Jul 2026
Site notice
10 Jul 2026
Press notice
10 Jul 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
86, CASTELNAU, LONDON, RICHMOND UPON THAMES, SW13 9EU
Proposed demolition of the existing rear extension and its replacement with a contemporar…
PA25/4095
2025 Approved
86, CASTELNAU, LONDON, RICHMOND UPON THAMES, SW13 9EU
Proposed demolition of the existing rear extension and its replacement with a contemporar…
PA25/4096
2025 Approved
96, Castelnau, London, SW13 9EU
Rear T3 Magnolia x 1 (Magnolia spp) This magnolia has started to outgrow itslocation and…
PA25/4311
2025 Approved
88, CASTELNAU, LONDON, RICHMOND UPON THAMES, SW13 9EU
T2 Robinia Pseudoacacia: Reduce by 2-3m from the height and width to shape Routine mainte…
PA25/3974
2025 Approved
80 Castelnau Barnes London SW13 9EX
T1 Holly (x1) Reduce height and width by 50cm. Final height 5m and width 4m. Reason: To p…
PA25/3577
2025 Refused
86, CASTELNAU, LONDON, RICHMOND UPON THAMES, SW13 9EU
Part retrospective application for the erection of a 1m planter in the rear garden.
PA25/3234
2025 Withdrawn
86 Castelnau Barnes
Replacement single storey rear extension.
PA25/2327
2024 Approved
70 Castelnau Barnes London SW13 9EX
T1 - x1 poplar rear garden, reduce and reshape canopy back to previous reduction points b…
24/T0352/TCA
2024 Approved
78 Castelnau Barnes London SW13 9EX
Proposed rear ground floor extension and garden building. Second floor rear juliet balcon…
24/0978/HOT
2023 Approved
96 Castelnau Barnes London SW13 9EU
To reduce 1 x Magnolia in the neighbours garden by approximately 20% approx 1m all over l…
23/T0908/TCA
2022 Approved
92 Castelnau Barnes London SW13 9EU
2X Lime - to be crown reduced by approx 2m leaving height 12m and width 5m Sycamore - To…
22/T0438/TCA
2022 Approved
74 Castelnau Barnes London SW13 9EX
5 DAY DANGEROUS TREE NOTICE Removal of large Lime at rear of property.
22/T0311/TCA
2021 Approved
72 Castelnau Barnes London SW13 9EX
Details pursuant to conditions U0107544 - Details of Ecological Enhancement, and U0107547…
21/1846/DD01
2021 Approved
76 Castelnau Barnes London SW13 9EX
Magnolia - (T1) fell due to close proximity to wall Sorbus - (T2) fell due to poor condit…
21/T0829/TCA
2021 Refused
94 Castelnau Barnes London SW13 9EU
Internal alterations at lower ground floor level.
21/0631/LBC
2021 Withdrawn
Ground Floor Flat 72 Castelnau Barnes London
Construction of a new swimming pool to the back garden of the property.
21/0121/FUL
2020 Approved
88 Castelnau Barnes London SW13 9EU
T1 - acacia reduce by 2,5m from all aspects - Routine maintenance to a finished height of…
20/T1165/TCA
2020 Approved
88 Castelnau Barnes London SW13 9EU
Dangerous DD notice - Lime tree - Fell - enforcing the long term retention of the Gannode…
20/T1171/TCA
2020 Approved
76 Castelnau Barnes London SW13 9EX
Rear and Side Ground Floor Extension and Rear First Floor Extension.
20/2105/HOT
2020 Withdrawn
Ground Floor Flat 72 Castelnau Barnes London SW13 9EX
Construction of a new swimming pool to the back garden of the property.
20/1517/FUL
2017 Approved
88 Castelnau Barnes London SW13 9EU
Installation of handrail to one side of the front steps.
17/2123/LBC
2017 Approved
96 Castelnau Barnes London SW13 9EU
Replacement of rear timber frame windows and doors to metal sliding doors at lower ground…
17/1289/LBC
2017 Approved
96 Castelnau Barnes London SW13 9EU
Replacement of rear timber frame windows and doors to metal sliding doors at lower ground…
17/1288/HOT
2017 Approved
80 Castelnau Barnes London SW13 9EX
T5 - Tree of Heaven - Remove
17/T0109/TCA
2016 Approved
80 Castelnau Barnes London SW13 9EX
T1 - Yew - Reduce crown by 25% (reduce height and width by up to 1m) and lift crown to 3m…
16/T0841/TCA
Richmond upon Thames
Planning Authority Score
4.4/10
Below average
#182 of 296 councils
Relevant to this application:
Householder decisions

Richmond upon Thames ranks #130 out of 296 councils for householder decision speed. Richmond upon Thames is also one of the strictest councils - it refuses more householder applications than almost any other, with only 82% approved vs 90% nationally.

One of the strictest councils
only 82% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Richmond upon Thames decision performance
Based on MHCLG data, the year to March 2026
81%
Overall approval rate
Below avg (87%) #257 of 296
82%
Householder approved
Below avg (90%) #268 of 296
69%
Decided in 8 weeks
Above avg (63%) #130 of 296
35%
Extended time limit
Below avg (41%) #104 of 296
68%
Minor dwellings approved
181 decided (1-9 homes)
100%
Major dwellings approved
3 decided (10+ homes)
47%
Change of use approved
17 decided
1,888
Total decisions
358 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings