117 Cumberland Road, Reading, RG1 3JY Data via plota.co.uk

PL/26/1042 - Prior approval Part 1 Class A.1(ea) Approved

Proposal

Rear extension measuring 6.0m in depth, with a maximum height of 3.0m, and 3.0m in height to eaves level. Notification of the construction of an extension under class A Part 1 of Schedule 2 of the Town and Country Planning (General Permitted Development) (England) Order 2015. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
4 Aug 2026
✓
Approved
10 Sept 2026

Approved on 10 Sept 2026 · Delegated Decision · Last checked 11 Sept 2026

Site constraints 3

Also on the record
Radon affected area, class 2; 1 listed building within 150 m of the postcode pin; Inside the Reading built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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.

Building

Floor area93 m² (1,001 sq ft)
Energy ratingC (73 out of 100), could reach B
PropertyMid-terrace house, 5 habitable rooms
BuiltBefore 1900
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in September 2023, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Council
Reading
Application type
Prior approval Part 1 Class A.1(ea)
Postcode
RG1 3JY
Received
4 Aug 2026
Validated
4 Aug 2026
Ward
Park Ward
Target decision
15 Sept 2026
Decision
Prior Approval Not Required
Decision date
10 Sept 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Arcadia Designs Group Ltd
Freehold owner
Show

How this decision compares

Decided in 37 days from validation, 19 days faster than Reading's median of 56 for extensions. Approved, as 91% of extensions here are.

54%decided within 8 weeks
91%approved
375decided in the last year

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

Public comments

No public comments yet.

Last counted 11 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
28 Aug 2026
Reading
Planning Authority Score
2.4/10
Poor
#258 of 296 councils
Relevant to this application:
Householder decisions

Reading is one of the slowest councils in England for householder decisions, ranking #274 out of 296. 52% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).

Among the slowest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Reading decision statistics
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #226 of 296
92%
Householder approved
Above avg (90%) #163 of 296
37%
Decided in 8 weeks
Below avg (63%) #274 of 296
52%
Extended time limit
Above avg (41%) #236 of 296
67%
Minor dwellings approved
67 decided (1-9 homes)
67%
Major dwellings approved
6 decided (10+ homes)
84%
Change of use approved
44 decided
643
Total decisions
103 refused in the year to March 2026

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.

Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.