12, Strathearn Avenue, Twickenham, TW2 6JU Data via plota.co.uk

Approved PA25/2779 - Non Material Amendments
Admin / procedural
Council
Richmond upon Thames 4.4/10
Date received
11 Aug 2025
Date validated
14 Aug 2025
Decision date
19 Aug 2025
Postcode
TW2 6JU
Type
Non Material Amendments

Description

Non-material amendment to planning approval ref dated 20 January 20 Data via plota.co.uk

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Last checked

Associated applications 2

  • Part of

    FullApprovedcouncil archive
    • AmendmentNon-material amendmentThis applicationPA25/2779

Site constraints 4

Air quality management area: Richmond AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
National infrastructure project 561 m away: Expansion of Heathrow Airport (Third Runway), at pre-application; Inside the Richmond upon Thames built-up area; Public transport access: PTAL 2 (poor), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 1 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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.

Sales history 1

Last sold for £935,000 in January 2023. Detached house, freehold.

17 January 2023£935,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area117 m² (1,259 sq ft)
Energy ratingD (57 out of 100), could reach B
PropertyDetached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in August 2022, the latest held for this property. The building may have changed since. View the certificate

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Other new applications on this street

6 Oct 2026Pending

14, Strathearn Avenue, Twickenham, TW2 6JU

The application is for an L shaped ground floor extension with a side facing fir...

PA26/3379
10 Aug 2026Approved

18, Strathearn Avenue, Twickenham, TW2 6JU

Proposed loft extension with hip to gable roof extension, rear facing dormer and

PA26/2746
20 Oct 2026Pending

26, Strathearn Avenue, Twickenham, TW2 6JX

Single storey rear extension and conversion of garage to room

PA26/3546

Nearby new applications

9 Nov 2026Pending

164, Percy Road, Twickenham, TW2 6JF

Proposed roof extension

PA26/3781
5 Nov 2026Pending

8 - 10 Woodlawn Crescent, Twickenham, TW2 6BE

To replace the existing single and double glazed timber and UPVC casement and sl...

PA26/3589
3 Nov 2026Pending

69, Cypress Avenue, Twickenham, TW2 7JY

Single storey rear extension.

PA26/3703
29 Oct 2026Pending

26 Springfield Road Twickenham TW2 6LQ

Single storey rear extension.

PA26/3702
27 Oct 2026Pending

43 Selkirk Road Twickenham

Proposed rear dormer roof extension. Rooflight to front elevation

PA26/3677
26 Oct 2026Pending

43 Selkirk Road Twickenham

Demolition of the existing ground floor rear extension and erection of a single-...

PA26/3676

Historical activity at this location

28 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025 Refused
First Floor Side Extension, Conversion of Garage to Habitable Accommodation, Alterations…
PA25/3519
2025 Refused
First Floor Side Extension, Conversion of Garage to Habitable Accommodation, Alterations…
PA25/3488
2024 Approved
Proposed single storey rear extension & part two storey part single storey side extension
24/2989/HOT
Within ~100m

Nearby activity

2024 Approved
16 Bryanston Avenue Twickenham TW2 6HP
Ground floor rear/side elevation extension. Conversion of garage into habitable room with…
24/1711/HOT
2024 Approved
20 Bryanston Avenue Twickenham TW2 6HP
First floor side extension to form new Bedroom and Study
24/1375/HOT
2024 Approved
24 Strathearn Avenue Twickenham TW2 6JX
Single storey wrap around extension and internal reconfiguration. Garage conversion with…
24/0736/HOT
2024 Approved
16 Bryanston Avenue Twickenham TW2 6HP
Erection of single storey ground floor extension to rear of integrated garage located at…
24/0499/HOT
2024 Withdrawn
8 Bryanston Avenue Twickenham TW2 6HP
Demolition of existing garage. New ground and first floor side elevation extension. New r…
24/0394/HOT
2023 Approved
7 Strathearn Avenue Twickenham TW2 6JT
Single storey front extension and convert the garage to the utility room.
23/1941/HOT
2023 Approved
8 Bryanston Avenue Twickenham TW2 6HP
Demolition of existing garage. New ground and first floor side elevation extension. New r…
23/1056/HOT
2023 Approved
17 Bryanston Avenue Twickenham TW2 6HP
Erecting an outbuilding at the back of the curtilage
23/0975/PS192
2023 Approved
14 Bryanston Avenue Twickenham TW2 6HP
Partial demolition of garage to facilitate a ground and first floor side elevation extens…
23/0217/HOT
2022 Refused
17 Bryanston Avenue Twickenham TW2 6HP
Erection of the outbuilding containing gym and barbecue hut
22/3804/PS192
2022 Withdrawn
9 Montrose Avenue Twickenham TW2 6HA
vehicle crossover and hardstanding
22/2956/HOT
2022 Approved
9 Montrose Avenue Twickenham TW2 6HA
Single Storey Side Extension
22/2634/HOT
2022 Approved
158 Percy Road Twickenham TW2 6JF
Hip to gable Loft conversion with Rear dormer
22/2236/PS192
2022 Approved
6 Bryanston Avenue Twickenham TW2 6HP
PROPOSED GROUND FLOOR REAR EXTENSION
22/1549/HOT
2022 Approved
23 Strathearn Avenue Twickenham TW2 6JT
PROPOSED REAR PART SINGLE STOREY EXTENSION
22/1607/HOT
2022 Approved
4 Bryanston Avenue Twickenham TW2 6HP
Proposed conversion of loft to habitable space including side and rear dormer and one roo…
22/0161/PS192
2021 Approved
17 Bryanston Avenue Twickenham TW2 6HP
Proposed part two storey part single storey side / rear extension and garage conversion
21/3987/HOT
2021 Refused
148 Percy Road Twickenham TW2 6JF
Erection of a hip to gable loft dormer conversion
21/0447/PS192
2020 Withdrawn
148 Percy Road Twickenham TW2 6JF
Proposed loft extension with flat roof dormer to the rear and 2x roof skylights at the fr…
20/3042/FUL
2020 Refused
19 Strathearn Avenue Twickenham TW2 6JT
Single storey rear extension (4.00m depth, 3.00m eaves height, 3.95m maximum height).
20/3355/PDE
2016 Approved
23 Strathearn Avenue Twickenham TW2 6JT
New pitch roof.
16/2108/HOT
2016 Approved
25 Strathearn Avenue Twickenham TW2 6JT
Proposed single storey rear extenison (4.3m in depth, 3m to the eaves/overall height).
16/2497/PDE
2016 Approved
7 Bryanston Avenue Twickenham TW2 6HP
Single storey rear extension side infill extension previously approved (revision to allow…
16/1972/HOT
2016 Refused
25 Strathearn Avenue Twickenham TW2 6JT
Demolition of existing garage and single storey side extension and erection of two storey…
16/1077/HOT
2016 Approved
7 Bryanston Avenue Twickenham TW2 6HP
Proposed single storey rear extension and side infill extension incorporating the change…
16/0122/HOT
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 statistics
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

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.