33, Sandycoombe Road, Twickenham, TW1 2LR Data via plota.co.uk

PA26/1567 - Householder Application Refused
Extensions & alterations

Proposal

Construction of a rear dormer extension on the second floor. Addition of a single rooflight on front roof slope. Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
13 May 2026
✓
Consultation
22 May 2026
✗
Refused
16 Jun 2026
Appeal
Not lodged

Refused on 16 Jun 2026 · Delegated Decision · Last checked 12 Jul 2026

Documents

View the documents on the council's website ↗

Other new applications on this street

24, Sandycoombe Road, Twickenham, TW1 2LX

Array of seven solar panels being four on the front elevation of main pitched ro...

PA26/1222 - 13 Apr 2026

2 Sandycoombe Road Twickenham TW1 2LX

Rear Garden T1 - Malus Reduce by up to 1 metre by removal of new growth back t...

PA26/0386 - 5 Feb 2026

Nearby new applications

54, Richmond Road, Twickenham, TW1 3BE

Change of use of the existing three-storey building to create a mixed-use develo

PA26/2209 - 24 Jul 2026

57, Hartington Road, Twickenham, TW1 3EL

Garage conversion to habitable room and the erection of a new single storey sid

PA26/2580 - 24 Jul 2026

13, Orchard Road, Twickenham, TW1 1LX

Ground floor rear extension, rear patio, front porch roof works, garden outbuild

PA26/2588 - 24 Jul 2026

Neil Stewart Associates Ltd, 10 Cambridge Park, Twickenham

FRONT GARDEN T1 Sycamore (Acer pseudoplatanus) Fell to ground level as tree...

PA26/2498 - 16 Jul 2026

Flat 7, 6 Riverdale Road, Twickenham TW1 2BS

Installation of two Velux skylights in roof.

PA26/2503 - 16 Jul 2026

14 Cambridge Park Twickenham

FRONT GARDEN T1 Mimosa (Acacia dealbata) Crown reduce by approximately 1-2m, ...

PA26/2477 - 15 Jul 2026

Important details

Council
Richmond upon Thames
Application type
Householder Application
Postcode
TW1 2LR
Received
13 May 2026
Validated
13 May 2026
Ward
Twickenham Riverside Ward [TRW]
Case officer
Show
Target decision
8 Jul 2026
Decision
Refused Permission
Decision date
16 Jun 2026
Decision level
Delegated Decision
Applicant
Show
Agent
AMP Architecture Studio

Consultation & key dates

Alt. reference
PP-14912334
Comments by
12 Jun 2026
Site notice
22 May 2026
Press notice
22 May 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
27 St Stephens Gardens, Twickenham, Tw1 2lt
A ground floor rear extension replacing an existing conservatory. Replace external raised…
PA25/2356
2024 Approved
18 Sandycoombe Road Twickenham TW1 2LX
T1 Cypress - fell
24/T1123/TCA
2024 Approved
9 Sandycoombe Road Twickenham TW1 2LU
T1 Bay - Crown reduction by up to 3.5 meters to shape and contain. Final height 3.5 meter…
24/T1061/TCA
2024 Approved
18 Sandycoombe Road Twickenham TW1 2LX
T1 Japanese Maple - Thin by 15% and prune back from the property by 50cm. Dimensions afte…
24/T0890/TCA
2024 Approved
Flat 1 7 St Stephens Gardens Twickenham TW1 2LT
T1 - Robinia, crown lift to approximately 4.0m and crown reduce in height by no more than…
24/T0699/TCA
2024 Approved
38 St Stephens Gardens Twickenham TW1 2LS
REAR GARDEN T2 Sycamore (Acer pseudoplatanus) Prune away from side of building to give 2m…
24/T0629/TCA
2024 Approved
19 St Stephens Gardens Twickenham TW1 2LT
Installation of 1no, new gas riser, 3no. new meter boxes and 3no. new outlets to the side…
24/1434/FUL
2024 Approved
34A St Stephens Gardens Twickenham TW1 2LS
Rear Garden: T1. Holly Tree Reduce height by 1m and crown spread by 1.5m - 2.5m to a roun…
24/T0394/TCA
2024 Approved
8 St Stephens Gardens Twickenham TW1 2LS
Proposed front dormer, alterations to existing rear dormer and new rear rooflight.
24/0285/HOT
2024 Approved
24 St Stephens Gardens Twickenham TW1 2LS
T1 Weeping Willow (Salix babylonica) Crown reduce by approximately 2-3m back to most rece…
24/T0211/TCA
2024 Decided
29 St Stephens Gardens Twickenham TW1 2LT
Rear garden Description for the council for works required on Lime x 4 (Tilia spp) These…
24/T0099/TPO
2024 Approved
239 Richmond Road Twickenham TW1 2NN
Single-storey rear extension to dwellinghouse
24/0562/PS192
2023 Approved
6 Gibson Mews Twickenham TW1 2NS
Ground floor rear extension.
23/3058/HOT
2023 Approved
North Boundary Wall Dorchester Mews Twickenham
Demolition and re-construction of the existing boundary wall to the north elevation betwe…
23/3057/FUL
2023 Refused
235 Richmond Road Twickenham TW1 2NN
Additional dropped kerb to existing hardstanding in front garden
23/2463/HOT
2023 Approved
1 Gibson Mews Twickenham TW1 2NS
T1, Sycamore, re-reduce tree to previous reduction points. We normally have this work don…
23/T0848/TPO
2023 Refused
22 St Stephens Gardens Twickenham TW1 2LS
Reinstate boundary fence between No.24. Low level planting. Replacement of existing resin…
23/2709/PS192
2023 Approved
29 St Stephens Gardens Twickenham TW1 2LT
Replace existing front boundary fence with low brick wall. Replace low brick boundary wal…
23/1089/HOT
2023 Approved
32 St Stephens Gardens Twickenham TW1 2LS
2no. External ac condensing units and 1no. air source heat pump unit to be installed to s…
23/1537/HOT
2023 Refused
29 St Stephens Gardens Twickenham TW1 2LT
T1 / T2 / T3 Lime: Reduce by 4 - 5m in height leaving a finished height of 9 -10m Reason…
23/T0401/TPO
2016 Approved
18 Sandycoombe Road Twickenham TW1 2LX
Change of roofline to existing garage building and external alterations.
16/1543/HOT
2016 Approved
9 Sandycoombe Road Twickenham TW1 2LU
Demolition of existing conservatory and creation of a ground floor rear and side extensio…
16/1419/FUL
2016 Approved
24 St Stephens Gardens Twickenham TW1 2LS
T1 (ID# 1) - Willow - Reduce crown height and spread by approximately 2-3 metres to enhan…
16/T0299/TCA
2016 Approved
21 Sandycoombe Road Twickenham TW1 2LU
Ground floor rear extension.
16/1335/HOT
2016 Refused
Yelverton Lodge Richmond Road Twickenham
Alterations and extension of former caretakers store to form a single storey building for…
16/0326/FUL
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