Marlings Marlborough Road Hampton TW12 3RX Data via plota.co.uk

PA26/1841 - Householder Application Registered

Proposal

Single storey rear extension, garage conversion Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
18 Jun 2026
Decision
Expected by 13 Aug 2026

Under consideration

No decision has been issued yet. Plota predicted a decision around 9 Oct 2026; it is now day 113.

Site constraints 6

T0163 - G4 - Cypress TreeT0163 - G17 - Cherry Tree
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 ↗
T0163 - G4 - Cypress TreeCouncil record
Recorded by the council for this site.
Council site ↗
T0163 - G17 - Cherry TreeCouncil record
Recorded by the council for this site.
Council site ↗
Also on the record
National infrastructure project 446 m away: Expansion of Heathrow Airport (Third Runway), at pre-application; Inside the Richmond upon Thames built-up area; Public transport access: PTAL 1b (very 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 6 October 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 £1,510,000 in May 2026. Detached house, freehold.

1 May 2026£1,510,000

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

Building

Floor area200 m² (2,153 sq ft)
Energy ratingD (59 out of 100), could reach C
PropertyDetached house, 7 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in December 2025, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Householder Application
Postcode
TW12 3RX
Received
18 Jun 2026
Validated
18 Jun 2026
Ward
Hampton North Ward [HPN]
Case officer
Show
Target decision
13 Aug 2026
Applicant
Show
Agent
Resi Design Ltd

Decision outlook

Day 113, past the statutory target. 94% of extensions in Richmond upon Thames are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 7 Oct 2026.

Day 11357 days past the 56-day target
78%decided within 8 weeks
86%approved
1,177decided in the last year

Plota live figures for extensions decided by Richmond upon Thames in the last twelve months, from validation. Richmond upon Thames decision record →

Consultation & key dates

Alt. reference
PP-14967335
Statutory expiry
10 Jul 2026
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

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.