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Rear Extension Approval Rates in Pendle

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 520 real decisions tell us about rear extension outcomes in Pendle.

520 real decisions·January 2020 to present·Updated May 2026
87.1%
Approval Rate
520
Decisions
453
Approved
67
Refused
87.1% approved. But 67 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
1Whitefield & Walverden65
83.3%
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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 Pendle.

TypeDecisionsRate
Basement21
90.5%
Conservatory85
89.4%
Wraparound Extension53
88.7%
Dormer202
88.6%
Extension (General)313
88.5%
Outbuilding130
88.5%
Side Extension280
88.2%
Rear Extension520
87.1%
Garage / Parking463
85.1%
New Build287
84.3%
Annex38
84.2%
Loft Conversion29
82.8%
Change of Use (Residential)272
82.7%
Front Extension24
79.2%
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What the data tells us

1
87.1% of rear extension applications in Pendle get approved. That means 67 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

67 rear extension applications in Pendle have been refused since 2020. Many of those homeowners had already paid for drawings and application fees. A free, property-specific report shows you what gets approved — and what gets refused — near your property.

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More Pendle planning data

Nearby councils rear extension data

Methodology: Based on 520 planning decisions classified as rear extensions in Pendle, 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 Pendle Council's public planning portal. Full methodology →
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