70 Thelwall New Road, Warrington, WA4 2HY Data via plota.co.uk

2026/00588/FULH - Full Planning (Householder) Approved

Proposal

Part single storey and part two storey extension to side and rear Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
5 May 2026
✓
Validated
11 May 2026
✓
Approved
31 Jul 2026

Approved on 31 Jul 2026 · Delegated decision · Last checked 1 Oct 2026

Site constraints 5

Flood zone 2, rivers and sea
Medium chance: between a 1 in 100 and 1 in 1,000 annual chance from rivers, or 1 in 200 to 1 in 1,000 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
SSSI 254 m away: Woolston Eyes SSSI; Nature recovery project: Lost Wetlands; Inside the Warrington built-up area.
Not affected
Not green belt · No listed building at the site · No scheduled monument at the site

Checked on 6 October 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.

Sales history 1

Last sold for £340,000 in March 2026. Semi-detached house, freehold.

20 March 2026£340,000

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

Building

Floor area83 m² (893 sq ft)
Energy ratingE (53 out of 100), could reach D
PropertySemi-detached house, 5 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

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

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Important details

Council
Warrington
Application type
Full Planning (Householder)
Postcode
WA4 2HY
Received
5 May 2026
Validated
11 May 2026
Ward
Lymm North and Thelwall
Parish
Grappenhall and Thelwall
Case officer
Show
Target decision
31 Jul 2026
Decision
Granted
Decision date
31 Jul 2026
Decision level
Delegated decision
Applicant
Show
Agent
Simon Mason Designs Ltd

How this decision compares

Decided in 81 days from validation, 26 days slower than Warrington's median of 55 for extensions. Approved, as 86% of extensions here are.

73%decided within 8 weeks
86%approved
816decided in the last year

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

Consultation & key dates

Comments by
1 Jun 2026
Statutory expiry
31 Jul 2026
Warrington
Planning Authority Score
5.5/10
Average
#122 of 296 councils
Relevant to this application:
Householder decisions

Warrington is faster than most councils at deciding householder applications, ranking #72 out of 296. Only 29% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Warrington is also one of the strictest councils - it refuses more householder applications than almost any other, with only 80% approved vs 90% nationally.

One of the strictest councils
only 80% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Warrington decision statistics
Based on MHCLG data, the year to March 2026
79%
Overall approval rate
Below avg (87%) #267 of 296
80%
Householder approved
Below avg (90%) #279 of 296
76%
Decided in 8 weeks
Above avg (63%) #72 of 296
29%
Extended time limit
Below avg (41%) #51 of 296
71%
Minor dwellings approved
77 decided (1-9 homes)
91%
Major dwellings approved
11 decided (10+ homes)
71%
Change of use approved
45 decided
883
Total decisions
188 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.