Data-backed planning intelligence · 2,500,000+ decisions analysed across England

Rear Extension Approval Rates in Cheshire East

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 2,071 real decisions tell us about rear extension outcomes in Cheshire East.

2,071 real decisions·January 2020 to present·Updated March 2026
93.1%
Approval Rate
2,071
Decisions
1,928
Approved
143
Refused
93.1% approved. But 143 refused since 2020. Each refusal cost the homeowner time and money on drawings and application fees. Understanding your local data before you apply is the difference between confidence and a costly gamble.

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Why rear extension approval rates matter

Rear extensions sit in the middle of the pack nationally. They're common enough that councils have clear precedent — but that cuts both ways. If your neighbours have been refused, that precedent works against you too.

Rear Extension approval rate by ward

#WardDecisionsApprovedRate
1Knutsford65
83.3%
2Gawsworth54
80.0%
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These are council averages. Your property is specific.

Two houses on the same street can get different outcomes.
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How rear extensions compare to other project types

Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Cheshire East.

TypeDecisionsRate
Front Extension319
95.0%
Conservatory411
94.2%
Side Extension1,250
93.9%
Wraparound Extension228
93.9%
Rear Extension2,071
93.1%
Garage / Parking1,784
91.5%
Extension (General)1,512
90.7%
Dormer320
90.6%
Basement49
89.8%
Loft Conversion155
89.7%
Outbuilding453
83.9%
New Build431
83.3%
Annex66
83.3%
Change of Use (Residential)440
75.5%
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What the data tells us

1
93.1% of rear extension applications in Cheshire East get approved. That means 143 homeowners since 2020 have been refused. Not terrible odds, but not a foregone conclusion.
3
Council averages are starting points, not guarantees. The decisions that matter most are the comparable ones near your specific property — because planning officers look at precedent, character and the immediate context of your street.

Before you spend £5,000+ on architects and drawings

143 rear extension applications in Cheshire East have been refused since 2020. Many of those homeowners had already paid for drawings and application fees. A £79 report shows you what gets approved — and what gets refused — near your property.

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Free instant check · Pro Report £79 · Based on 2,500,000+ real decisions

More Cheshire East planning data

Methodology: Based on 2,071 planning decisions classified as rear extensions in Cheshire East, January 2020 to present. Classification uses keyword matching against proposal descriptions (matching generate_site_data.py rules). A single application may appear in multiple categories. Approval rate = approved / (approved + refused). Pending, withdrawn and invalid applications excluded. Data from Cheshire East Council's public planning portal. Full methodology →
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