4, Knowle Road, Twickenham, TW2 6QH Data via plota.co.uk

Pending PA26/2282 - Householder Application
Date received
6 Jul 2026
Date validated
6 Jul 2026
Postcode
TW2 6QH
Type
Householder Application

Description

Ground floor rear and side extension. Data via plota.co.uk

Last checked

Decision outlook

Plota predicted a decision around 14 Sept 2026; it is now day 70.

Day 70, past the statutory target. 94% of extensions in Richmond upon Thames are decided within thirteen weeks, which runs to 5 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 24 Aug 2026.

Day 7014 days past the 56-day target
79%decided within 8 weeks
87%approved
1,012decided 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 →

Site constraints 3

Twickenham Green conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
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
Inside the Richmond upon Thames built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.

Work with planning data?

Every application in Richmond upon Thames - and every UK council - as a live feed, an API, or a bulk CSV export.

About Plota's data service
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