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Rear Extension Approval Rates in Reigate & Banstead

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 2,551 real decisions tell us about rear extension outcomes in Reigate & Banstead.

2,551 real decisions·January 2020 to present·Updated March 2026
90.0%
Approval Rate
2,551
Decisions
2,297
Approved
254
Refused
90.0% approved. But 254 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.

Ward gap in Reigate & Banstead: Redhill West And Wray Common approves 100.0% of rear extension applications while Lower Kingswood Tadworth And Walton sits at 66.7%. That 33.3% gap means your postcode is one of the strongest indicators of outcome.

Rear Extension approval rate by ward

#WardDecisionsApprovedRate
1Redhill West And Wray Common99
100.0%
2Reigate55
100.0%
3South Park And Woodhatch55
100.0%
4Meadvale And St Johns66
100.0%
5Chipstead, Kingswood And Woodmansterne86
75.0%
6Lower Kingswood Tadworth And Walton64
66.7%
See how this applies to your postcode →

These are council averages. Your property is specific.

A rear extension has a 100.0% approval rate in Redhill West And Wray Common but just 66.7% in Lower Kingswood Tadworth And Walton.
Check your postcode to see what actually happens near your address.

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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 Reigate & Banstead.

TypeDecisionsRate
HMO47
97.9%
Basement165
93.3%
Conservatory455
91.0%
Front Extension308
90.9%
Wraparound Extension279
90.7%
Garage / Parking3,468
90.0%
Rear Extension2,551
90.0%
Side Extension1,509
89.9%
Hip-to-Gable Conversion199
89.9%
Outbuilding767
89.7%
New Build990
88.5%
Extension (General)970
88.0%
Dormer1,036
87.0%
Loft Conversion728
86.1%
Annex165
86.1%
Change of Use (Residential)568
84.3%
Flat Conversion50
84.0%
See how this applies to your postcode →

What the data tells us

1
90.0% of rear extension applications in Reigate & Banstead get approved. That means 254 homeowners since 2020 have been refused. Not terrible odds, but not a foregone conclusion.
2
Your ward matters more than you think. The 33.3% gap between Redhill West And Wray Common (100.0%) and Lower Kingswood Tadworth And Walton (66.7%) means your postcode is one of the strongest indicators of outcome.
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

254 rear extension applications in Reigate & Banstead 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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More Reigate & Banstead planning data

Nearby councils rear extension data

Methodology: Based on 2,551 planning decisions classified as rear extensions in Reigate & Banstead, 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 Reigate & Banstead Council's public planning portal. Full methodology →
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