121 Arnold Avenue, Coventry, CV3 5ND Data via plota.co.uk

PL/2026/0001370/HHA - HHA Householder application for planning permission for works or extension to a dwelling Approved

Proposal

Erection of a detached granny annexe Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
4 Aug 2026
✓
Approved
29 Sept 2026

Approved on 29 Sept 2026 · Delegated decision · Last checked 30 Sept 2026

Site constraints 4

Article 4 direction
HMO - 30.9.23. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Coventry City-Wide 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 ↗
Radon affected area, class 5
An estimated 10 to 30% of homes reach the radon action level. Indicative for the 1 km square, which takes the highest class found in it; a radon test gives the answer for a building.
From the British Geological Survey and UK Health Security Agency indicative atlas. Under building regulations, as the BRE guide BR 211 (2023) sets out, new buildings and extensions need basic radon protection from class 3 in England and Wales and from class 2 in Scotland, and full protection from class 5. The class at the site itself, from the detailed BGS map, decides which.
UKHSA radon ↗
Also on the record
Inside the Coventry 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. 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.

Sales history 1

Last sold for £118,000 in October 2001. Semi-detached house, freehold.

26 October 2001£118,000

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

Building

Floor area95 m² (1,023 sq ft)
Energy ratingD (60 out of 100), could reach C
PropertySemi-detached house, 4 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in June 2015, 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
Coventry
Application type
HHA Householder application for planning permission for works or extension to a dwelling
Postcode
CV3 5ND
Received
4 Aug 2026
Validated
4 Aug 2026
Ward
Earlsdon
Case officer
Show
Target decision
29 Sept 2026
Decision
Granted Conditions
Decision date
29 Sept 2026
Decision level
Delegated decision
Applicant
Show
Agent
Design Formula Studio Ltd

How this decision compares

Decided in 56 days from validation, 6 days slower than Coventry's median of 50 for extensions. Approved, as 84% of extensions here are.

94%decided within 8 weeks
84%approved
825decided in the last year

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

Consultation & key dates

Statutory expiry
29 Sept 2026
Coventry
Planning Authority Score
7.7/10
Good
#35 of 296 councils
Relevant to this application:
Householder decisions

Coventry is one of the fastest councils in England for householder decisions, ranking #13 out of 296. Only 13% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (90%) than the national average (90%).

Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Coventry decision statistics
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #219 of 296
90%
Householder approved
Above avg (90%) #189 of 296
91%
Decided in 8 weeks
Above avg (63%) #13 of 296
13%
Extended time limit
Below avg (41%) #7 of 296
72%
Minor dwellings approved
114 decided (1-9 homes)
89%
Major dwellings approved
28 decided (10+ homes)
74%
Change of use approved
100 decided
1,131
Total decisions
186 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.

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.